Operation Manual Operation Manual Lake® Controller + Lake Update & Preset Manager Rev 1.5.4 Item no.
Table of Contents 1. Welcome ���������������������������������������������������������������������������������������������������������������������������������������������������1 1.1 Important Information ��������������������������������������������������������������������������������������������������������������������������1 1.2 Introduction ������������������������������������������������������������������������������������������������������������������������������������������1 1.
7.8 Store Subsystem �������������������������������������������������������������������������������������������������������������������������������111 7.9 File Utilities ����������������������������������������������������������������������������������������������������������������������������������������111 7.10 System Presets ������������������������������������������������������������������������������������������������������������������������������� 113 8.
13.5 About �����������������������������������������������������������������������������������������������������������������������������������������������184 13.6 Graphics �������������������������������������������������������������������������������������������������������������������������������������������184 13.7 Show Mode �������������������������������������������������������������������������������������������������������������������������������������� 185 14.
20.12 Global Control Tab ����������������������������������������������������������������������������������������������������������������������������262 20.13 Log Files �������������������������������������������������������������������������������������������������������������������������������������������265 21. LM Series Reference and Operation ��������������������������������������������������������������������������������������������������266 21.
Welcome 1. Welcome 1.1 Important Information In January 2009, Lab.gruppen acquired from Dolby Laboratories, Inc. both the Lake trademarks and the exclusive rights for use of Dolby ® Lake® Processor technology for both touring and permanent sound reinforcement markets. Lab.gruppen is now developing the Lake Processing technology and the Controller software independently for these markets. The Lab.gruppen-developed Controller software version will be forthwith named Lake Controller software. 1.
Welcome 1.3 Controller Overview Using the Controller software, a sound engineer can control a distributed network of Lake devices from a single location. Instant adjustments can be made to any parameter of any device on the network, or to selected device Groups. By creating Groups, the Controller can deliver the appropriate EQ and level settings to a large, segmented sound system.
Welcome ▸▸ Chapter 9, Module File Types & Lake LoadLibrary™, provides a reference for the available Module file types, including traditional crossovers, linear phase crossovers, and Mesa EQ Modules. ▸▸ Chapter 10, Groups Menu Reference, describes Groups, which provide a sophisticated way to partition complex systems, enabling system-wide control of EQ and Levels in real time. This chapter details all functions related to creating and assigning Modules to Groups.
Welcome ▸▸ Chapter 26, Firmware Update, presents the methods in which you can update the firmware of your Lake device using the associated Firmware Update Utilities. ▸▸ Chapter 27, Preset Manager, provides information on using the separate Preset Manager utilities that are provided in the Lake Controller software suite. ▸▸ Chapter 28, IP Address Reference, provides reference information for configuring IP addresses for the Lake Controller and Lake device network.
Software Installation 2. Software Installation These software installation instructions assume some basic knowledge of Microsoft Windows concepts, such as selecting menu items, locating folders and files, and starting programs. For more information on Windows, please consult your Windows documentation. Before installing the Lake Controller software, please read the license agreement presented at the beginning of the Lake Controller software installer.
Software Installation 2.1.3 Minimum PC Specifications The minimum computer specifications for using the Lake Controller software are: ▸▸ 1 GHz Processor (for Intel Atom processors the ‘emulation’ command line option is required - please refer to “25.
Software Installation ▸▸ For high resolution tablet running Windows 8.1 or later, the Lake Controller enables Windows DPI scaling. If native resolution is preferred, right-click the Lake Controller executable, select the Compatibility tab, and select Disable scaling for High-DPI. This option may improve performance on low specification processors. 2.1.
Software Installation Figure 2-1: Power Option Properties 2.1.6 Tablet PC Input Panel Settings Windows XP Tablet Edition provides the pen action Start Input Panel gesture, which starts the Tablet Input Panel (keyboard or writing pad). This gesture is a quick movement of the pen from side to side. If the Input Panel appears while using the Lake Controller, it will cause flickering because both the Controller and the Input Panel attempt to be in the foreground. To disable the Input Panel gesture: 1.
Software Installation Figure 2-2: Tablet and Pen Settings 3. Select START INPUT PANEL GESTURE, and tap SETTINGS. Figure 2-3: Disabling Start Input Panel Gesture 4. Uncheck ENABLE START INPUT PANEL GESTURE. 5. Tap OK. 6. Tap OK again to store your changes. Lake Controller Operation Manual Rev 1.5.
Software Installation 2.2 2.2.1 Lake Controller Installation First Time Lake Controller Installation To install the Lake Controller software suite, insert the installer CD-ROM or USB key into your computer or double-tap the executable installer that was downloaded via the Internet; choose INSTALL LAKE CONTROLLER then follow the on-screen setup instructions. 1. Read installation information, and tap NEXT to proceed through the installation dialog boxes. 2. Tap INSTALL when requested. 3.
Software Installation 2.3 Moving User Files between Installations To copy preset files from an existing (old) installation to a new Lake Controller installation. 1. Tap Windows Start > All Programs > Lake Controller vX.X > User Data Files Where X.X is previous version of the Lake Controller installation. 2. Tap Windows Start > All Programs > Lake Controller vY.Y > User Data Files Where Y.Y is the latest Lake Controller installation. 3.
Network & Firewall Overview 3. Network & Firewall Overview This chapter provides an overview of key requirements in terms of firewall configuration, wired and wireless network configuration, and Dante audio network configuration. The separate Lake Network Configuration Guide and Dante configuration literature that is included as part of Lake Controller installation should also be consulted for additional information. 3.
Network & Firewall Overview 3.2 3.2.1 Firewall Configuration Overview By default the Lake Controller Installer creates exceptions for all Lake applications, so manual configuration should not be required. If all devices connected to the network are not appearing as expected, it is possible that a firewall is enabled and is blocking these programs from obtaining network access.
Network & Firewall Overview When using the standard Windows 7 firewall and an alert similar to that shown in Figure 3-2 is displayed: 1. Select checkboxes to allow the Lake Controller (or other Lake application) to access both the Private and Public networks. 2. Tap Allow Access. When the Lake Controller or other Lake application opens without this warning, but connected Frames cannot be identified on the network, the application firewall settings can be verified manually: 1.
Network & Firewall Overview If using automatic IP address allocation, please ensure your Ethernet switch and/or Lake devices are turned on and connected to your PC for a minute or so (Windows XP - generally faster on Windows 7) before starting the Lake Controller. This allows Windows time to correctly identify your PC’s IP address, and therefore allows the Lake Controller to communicate properly when it scans the network.
Network & Firewall Overview 2. Select the appropriate network connection (Local Area Connection or Wireless Network Connection) to configure, then select “Change settings of this connection” as shown in Figure 3-5. Figure 3-5: Selecting Wired Network Connection Although this tutorial uses Local Area Connection as an example, the principles also apply to Wireless Network Connection. 3. Select INTERNET PROTOCOL VERSION 4 (TCP/IPV4), and tap the PROPERTIES button.
Network & Firewall Overview 4. Select “Use the following IP address,” enter an IP address, tap TAB or tap in the Subnet mask box to auto-populate with the correct mask. Figure 3-7: TCP/IPv4 Properties 5. Tap OK to apply changes, and exit Internet Protocol (TCP/IP) Properties. 6. Tap OK to apply changes, and exit Local Area Connection Properties. Please refer to Chapter 28 for more information on the selection of an appropriate IP address. 3.4 3.4.
Network & Firewall Overview Ethernet switch is required to filter Dante audio traffic from reaching the access point. Please refer to section 3.6.3. The Controller can connect anywhere on a network of Lake devices. LEDs next to each port flash to confirm valid communication. Please connect the Controller computer to the network with an Ethernet cable, and follow the verification steps in the next section. 3.4.
Network & Firewall Overview Figure 3-9: Module Scroll Bar The folder to the left of the Module scroll bar provides Virtual Frames, which are always available whether or not the network is connected. Virtual Frames allow you to create a complete system configuration offline. If your network connections are valid, all devices connected to the network appear on the Module scroll bar to the right of the Virtual Frames.
Network & Firewall Overview Figure 3-10: Basic Wireless Setup (Not Suitable for Use with Dante or larger networks) Ideally, the procedure just described yields a perfectly functional and secure system. However, there are two complications: Some environments have additional wireless network systems and communications equipment competing for the same airspace used by the Lake system. It is also important to provide security so another wireless network cannot access this network system. As part of the 802.
Network & Firewall Overview Figure 3-11: Connecting to a wireless access point 3. Enter the network security key, or press the button on the wireless access point if requested. 4. If you encouter network problems when using the default automatic IP address allocation (more likely with Windows XP), please setup a fixed IP address as described in section 3.3. Please refer to chapter 28 for more information on the selection of an appropriate IP address. 3.5.
Network & Firewall Overview 3.6 Dante Digital Audio Networking Dante provides multi-channel digital audio networking over standard a standard Ethernet network, alongside control data for the Lake network. Various topics relating to network configuration are summarized in this section; for further details please refer to associated Dante literature available via: Start > All Programs > Lake Controller vX.X > Documentation > Dante Documentation after installing the Lake Controller software.
Network & Firewall Overview wireless control of the Lake devices will be required on the same network that is transmitting and receiving Dante digital audio signals. To achieve this, you must configure the Ethernet switch on the boundary of the wireless network to filter Dante traffic from reaching the wireless access point or other lower bandwidth devices (e.g. legacy devices such as the Contour Pro 26 or Mesa Quad EQ), or you will most likely experience communication problems.
Network & Firewall Overview or with QoS turned off on a busy network, may result in audio packets arriving too late to be played out, resulting in audio glitches. Figure 3-13: Dante Quality of Service Switch Configuration Please refer to the Audinate document AUD-ANO-QoS Switch Configuration for further details regarding ACL packet filtering. This document is available via: Start > All Programs > Lake Controller vX.X > Documentation > Dante Documentation after installing the Lake Controller software.
Network & Firewall Overview Figure 3-14: Recommended Network Topologies Two Lake devices may be daisy chained together and run Dante. The recommended latency when connecting two Lake devices in this manner is 0.8 ms. Figure 3-15: Only two Lake devices may be daisy chained for use with Dante More than two Lake devices should not be daisy chained together when Dante is being used. Lake Controller Operation Manual Rev 1.5.
Network & Firewall Overview Figure 3-16: Do not daisy chain more than two Lake devices when using Dante The use of Dante across wireless networks as shown below is not supported. Figure 3-17: Do not use Dante across wireless networks Please refer to the Audinate document AUD-ANO-QoS Recommended Network Topologies for further details regarding ACL packet filtering. This document is available via: Start > All Programs > Lake Controller vX.
Lake Controller Tutorial 4. Lake Controller Tutorial This tutorial will help you start using the Lake Controller software quickly and easily by providing an overview of common features. There are many underlying details not covered in this tutorial, so please refer to the other sections of this manual for detailed reference information. The tutorial uses the Lake LM 26 (Contour Mode) & LM 44 (Mesa Mode) these are the two main types of Modules that are available across Lake-enabled devices.
Lake Controller Tutorial 4.2 Overview of Main Page Components This section covers the various components shown on the main page. 4.2.1 Button Bar Interface The button bar, located at the bottom of every page in the software, is used to navigate through and activate the Lake Controller features and functions.
Lake Controller Tutorial 4.2.2 Help and Status Messages Context-sensitive help is displayed above the button bar on the left. Figure 4-4: Context Level Help System status messages are displayed above the button bar on the right. In the following example, the network status is shown to be offline. Figure 4-5: Network Status Messages 4.2.3 Page Tabs At the top left of the user interface, the MAIN and ALL pages are presented. The MAIN page is the default page ready to use.
Lake Controller Tutorial 4.3 4.3.1 Modules and Frames Overview A Frame represents one physical Lake device on the network. Multiple Modules are contained within each Frame. The number of Modules available for a given device is dependent upon the signal processing configuration/capabilities of the device.
Lake Controller Tutorial Figure 4-8: Module Scroll bar Figure 4-9 shows the Module scroll bar displaying Virtual Frames for Lake-enable devices, after accessing the Virtual Frame folder. Figure 4-9: Module Scroll bar - Virtual Frames To place an online Frame in the work area for use during this tutorial: 1. Tap the Module button to display the Module scroll bar as shown in Figure 4-9 2.
Lake Controller Tutorial 4.3.2 Module Icons Each Module icon provides configuration information as shown in Figure 4-11. Figure 4-11: Module Icon Components ▸▸ Module ID - Identifies a particular Module within the device, represented by this icon. ▸▸ Frame Label - Identifies the Frame (device) associated with this icon by a user-defined label that also appears on the front panel of the device.
Lake Controller Tutorial This example uses an LM 26 (Contour Mode) and an LM 44 (Mesa Mode) for demonstration purposes; the logic remains the same for all types of Group, Module, and Super Module icons. 1. Drag a box around the icons you wish to move. Figure 4-12: Click and drag around Module icons 2. Release the pen (or mouse); icons inside the yellow rectangle are now selected. Figure 4-13: Yellow border snaps to selected Module icons 3. Tap inside the yellow box, and drag it to the new area.
Lake Controller Tutorial 4.3.4 Labeling Frames and Modules The Frame label initially shows the product code (e.g. 10000Q) which varies depending on the device. The Frame label is the same on all Modules in the Lake Controller, and on the front panel of the associated device. The Frame label helps to identify the physical location of a device on the network. To label a Frame: 1. Tap the A Module to select it. A yellow border surrounding the Module icon indicates it is selected.
Lake Controller Tutorial 6. Select LABEL MODULE from the button bar. 7. Name this Module ‘My 3-Way’ using the on-screen keyboard, and tap OK. 8. Tap LABEL EXIT to return to the MODULES menu. Figure 4-18: Labelling a Module To label a Super Module, select it in the work area and tap LABEL SUPERMOD. 4.3.5 I/O Config This section assumes the use of classic routing mode; all providing extensive I/O routing options. The MY8-LAKE in simplified view provides a fixed output config. 1.
Lake Controller Tutorial Figure 4-19: LM 26 I/O Configuration Screen The right side of the I/O CONFIG page can be dragged to scroll up and down for viewing of all Module block diagrams where all diagrams cannot fit on the screen. 2. Tap any black space within the block diagram area and drag up or down to scroll. The I/O CONFIG page is interactive; each blue processing block can be selected to directly access the relevant screen in the software. Each block diagram has a front-end input mixer. 3.
Lake Controller Tutorial Figure 4-20: Four-Channel Input Mixer The number of inputs preset in the input mixer is relavnt to the number of inputs available simultanouesly for the device / module combination, and allows the inputs to be selected or mixed together appropriately. 4. Tap the exit button I/O CONFIG screen. in the bottom-right corner of the Input Mixer pop-up window to return to the Each output can be custom configured by the user.
Lake Controller Tutorial Figure 4-21: LM 26 Output Configuration The Output Configuration window provides the ability to route any physical input or Module output to any available analog or digital output on the device. The arrows below the source and destination labels allow selection and mapping of all available I/O. LM Series devices provide the ability to route any of the eight the Input Router Outputs directly to any output.
Lake Controller Tutorial an internal clock operating at 96 kHz. You can choose to use any available external clock source using the interface provided by the clock source configuration window. Figure 4-22: LM 44 Digital Clock Configuration The current Primary Clock Source is shown on the top left of the screen, and the current Sample Rate Converter Clock Source is shown on the top right. You can choose any available clock source using the Clock Source Selector scroll bar at the bottom of this window.
Lake Controller Tutorial Figure 4-23: LM 44 Input Configuration Screen From this interface, you can allocate which input is used for each input channel of the Input Mixer, and in which order up to four inputs should auto-select (fail over) for each input channel. The input AUTOSELECT feature allows you to set up a redundant system. The device will attempt to use the first signal; if the first signal is unavailable it will try the second, third, and fourth signals.
Lake Controller Tutorial Figure 4-24: LM 44 Input Configuration - Details View The next summary item on the left side of the I/O CONFIG screen (LM Series devices only) is GPIO Configuration. Tapping this icon, or the summary text, will display the screen shown in Figure 4-25. Figure 4-25: GPIO Configuration (LM Series Devices Only) GPIO Configuration is used to set the actions for this contact-closure style external control interface.
Lake Controller Tutorial The last item on the left side of the I/O CONFIG page allows remote control of Iso-Float™. This powerful feature allows you to troubleshoot grounding issues remotely from the Controller. Figure 4-26: Analog Iso-Float Status Screen The ANALOG ISO-FLOAT STATUS window shows you the current state of the device hardware and allows you to make changes to the grounding state of each analog converter card.
Lake Controller Tutorial The Audinate services ‘Dante ConMon’ and ‘Dante Discovery’ must be running to enable Dante configuration from the Lake Controller; restart these services if Dante-related problems persist. 4.3.7 Levels and Meters From the Main page, tap the My 3-Way Module icon to display its parameters. This action will enter the EQ and Levels interface for the Module, displaying the EQ screen the first time it is accessed.
Lake Controller Tutorial 4.3.7.1 Adjusting Levels There are three ways to adjust the gain of an input or output: ▸▸ Make large changes (1 dB increments) by tapping and sliding the fader. ▸▸ Make small adjustments (0.1 dB increments) by tapping and dragging above, below, or to the left of each fader control. ▸▸ Adjust the gain to an exact value (0.01 dB increments) by tapping the gain value directly and using the on-screen keyboard to enter the new value as follows: 1.
Lake Controller Tutorial Figure 4-29: Clipping and -2 dB warning indicators As limiters are engaged, the amount of gain reduction is shown with a meter operating in the downward direction. Figure 4-30: Orange downward meters indicate channel limiting The limiter meter displays the total amount of limiting resulting from both peak and RMS limiter functions of the LimiterMax™ loudspeaker protection system. Lake Controller Operation Manual Rev 1.5.
Lake Controller Tutorial 4.4 Equalization From the LEVELS interface, tap the EQ tab in the top-left corner of the display to move to the EQ controls for the Module. Parametric EQ (PEQ) is displayed by default. Figure 4-31: PEQ tab with EQ filter tools and options Multiple EQ overlays are identified by tabs at the top left of the display. A three-way Module initially has one parametric (PEQ1) and one graphic (GEQ2) overlay, in addition to the XOVER tab.
Lake Controller Tutorial Figure 4-32: EQ Selector 2. To select a frequency band, tap and drag the selector left or right. To adjust gain of the selected filter, tap the red rotating X and slide up to boost or down to cut. If Frequency Lock is off (blue), the frequency can also be selected and changed by directly tapping and dragging a yellow X filter point on the EQ interface. Figure 4-33: Graphic EQ Screen 3. Tap Filter Flat on the button bar to flatten the selected filter.
Lake Controller Tutorial izer to boost 6 dB at 500; 630; 800; 1,000; 1,250; 1,600; and 2,000 Hz produces the frequency response shown in Figure 4-34. Figure 4-34: Conventional Graphic Equalization and Resulting Frequency Response This measured frequency response is not what you would expect from the graphic EQ controls. If we use the Lake Controller GEQ overlay to boost 6 dB at 500; 630; 800; 1,000; 1,250; 1,600; and 2,000 Hz, the frequency response is shown by the flat top trace in Figure 4-35.
Lake Controller Tutorial Figure 4-35: Lake Ideal Graphic EQ and Resulting Frequency Response To implement this EQ overlay: 1. Tap and drag the filter tool on the bottom to 500 Hz. 2. Tap and drag the red X upward until the filter’s gain parameter reads 6 dB. 3. Perform these steps for each of the frequencies listed. The bottom trace in Figure 4-35 shows that the adjacent filters on a Contour or Mesa EQ sum to flat, unlike all previous graphic equalizer implementations.
Lake Controller Tutorial Figure 4-36: Comparison of Raised Cosine (blue) and Traditional Third-Octave (red) 4.4.4 EQ Overlays The concept of EQ overlays is another innovative Lake feature. Tap the PEQ1 tab at the top of the page. GEQ2 and PEQ1 are two different EQ overlays. The white line represents the composite response of all EQ overlays. It now shows the wide band 6 dB boost created in the GEQ2 tab. In the next section, we will see how multiple EQ overlays interact. 4.4.
Lake Controller Tutorial Figure 4-37: Adding a Parametric EQ filter on the PEQ1 Overlay The parametric filter tool is similar to graphic EQ tool except the filter bandwidth is adjustable. 3. Tap and drag the red X up to boost the volume of this frequency. Figure 4-38: Changing filter gain by dragging the filter point 4.
Lake Controller Tutorial 5. Change the center frequency of the parametric filter by tapping and dragging inside the vertical divider lines of the EQ tool. 6. Drag the parametric filter into the same frequency range as the GEQ2 filters to see the result of all the filters (the white composite line in the previous figure). 4.4.6 Add a New EQ Overlay To add a new EQ overlay: 1. Tap EQ OVERLAY FUNCTIONS. 2. Tap EQ OVERLAY NEW.
Lake Controller Tutorial Figure 4-40: Adding a Mesa filter 3. Tap and drag up between the red X marks in the EQ display to increase gain. Figure 4-41: Increasing the gain on a Mesa filter The Mesa filter tool has four dividing lines. Figure 4-42: Mesa EQ Filter Tool 4. Tap between the center and right dividing lines and drag to the right. This spreads the filter points, creating a variable-width flat top. Lake Controller Operation Manual Rev 1.5.
Lake Controller Tutorial Figure 4-43: Adjusting the Mesa filter width 5. Tap and drag to the left of the far-left divider line. Figure 4-44: Adjusting a Mesa Filter Slope Figure 4-45: Effect of Adjusting the Mesa Filter Slope The same principle applies to the high-frequency edge (right side). 6. 4.5 Tap and drag between the two center divider lines to change the frequency.
Lake Controller Tutorial Crossover frequency and type and post-crossover equalization can be adjusted. In the default three-way configuration, the Contour Module has 24 dB Linkwitz-Riley crossovers with center frequencies set at 250 Hz and 1.6 kHz. Tap the XOVER tab to view the crossover interface. Figure 4-46: Crossover Screen The low-output crossover is selected in this example. Use the crossover tool to change the center frequency. The low and high parts of the crossover are currently combined.
Lake Controller Tutorial Figure 4-48: Adding a parametric EQ to the low channel The full response of the parametric filter is shown in blue, but the parametric filter affects only the output it is associated with. The solid white line shows the resulting crossover curve for the low output. Tap the CROSSOVER SELECT button to display the crossover scroll bar, from which you can select various standard crossover types.
Lake Controller Tutorial 4.6 Groups The Lake Controller allows Grouping of multiple Modules. This unique concept allows the EQ and levels of multiple Modules to be changed with a single adjustment. Every Module may be a member of up to 28 Groups. All EQ functions available for a Module are also available for a Group, with a maximum of four EQ overlays per Group.
Lake Controller Tutorial 4. Tap the ASSIGN button, and tap the icons for Modules A and B to assign them to the Group. Assigned Modules are highlighted with a yellow border. Figure 4-51: Assigning Modules to a Group 5. Tap the ASSIGN button again to exit ASSIGN mode. 6. Tap GROUPS EXIT or HOME to return to the MAIN page. 4.
Lake Controller Tutorial 4.7.2 Single Module File These files store all information contained in the base configuration file plus user settings for each Module including the mute states, levels (gain, delay, and limiters), and equalization (filters and EQ overlays). Figure 4-53: Contour [.csm] and Mesa [.msm] Single Module Files 4.7.
Lake Controller Tutorial ▸▸ RECALL AS NEW SYSTEM clears current configuration and loads the selected configuration. ▸▸ RECALL AS SUB-SYSTEM retains the current configuration and appends the selected configuration. ▸▸ RECALL COMPARE allows a comparison between the data stored on file and the current system configuration. ▸▸ RECALL AS VIRTUAL SS (Sub System) loads the data from the file into a virtual offline system, appending it to any currently recalled system configuration.
Home Menu Reference 5. Home Menu Reference This chapter provides detailed information on the top-level structure of the Lake Controller button bar, located at the bottom of every display within the software. 5.1 Main Screen Home Menu When the Controller starts, the MAIN page, ALL page, and HOME button bar are displayed. Figure 5-1: Main Screen - HOME Menu From the HOME button bar, you can navigate to all user-interface displays and functions provided by the Controller.
Home Menu Reference Button Description Available from most screens in the Lake Controller, the HOME button returns you to the top-level display. Submenu providing functionality for storing and recalling system configuration files. File utilities are also provided for creating, renaming, and deleting files and folders. Submenu providing Module functionality.
Home Menu Reference The menu reference chapters that follow this chapter provide detailed reference for each of the top-level functions on the HOME button bar. 5.2 Accessing EQ/Levels from HOME When the Lake Controller displays the HOME button bar, you can tap any icon on the current page to immediately access the EQ/Levels interface for the given Module, Super Module, or Group.
EQ/Levels Menu Reference 6. EQ/Levels Menu Reference The EQ/Levels functionality of the Lake Controller provides a sophisticated and accurate real-time interface to both Modules and Groups on the network. Modules and Groups require different features and functions for setup and configuration, although they provide the same EQ and level functionality for system optimization and during the show. 6.
EQ/Levels Menu Reference 6.1.1 General Access The EQ/LEVELS button accesses the following information: ▸▸ Module and Group parametric EQ (PEQ) ▸▸ Module and Group graphic EQ (GEQ) ▸▸ Module and Group levels (gain, delays, limiters, etc.
EQ/Levels Menu Reference 6.1.4 Default Settings The following example shows the available screens and default EQ overlays for a Contour loudspeaker Module placed on the Main page of the Lake Controller. Figure 6-2: Default Screen Tabs for Contour Loudspeaker Module The default Module contains a Classic 3-Way (CL3way) crossover.
EQ/Levels Menu Reference 6.2 Levels Figure 6-3 shows the LEVELS interface for a Classic 3-Way Module with letters identifying key features. Figure 6-3: Levels Screen Overview Table 6-1 on page 68 provides definitions for the labels in Figure 6-3 above. Level Limits All levels are subject to limits set by the system designer. If you are unable to change a value to the desired level, this may be due to restrictions set for that channel.
EQ/Levels Menu Reference Label A Function Description For Modules, the value presented in brackets represents the overall parameter value, which includes any Groups the Module is assigned to. The bottom value (in the blue box) represents the value of the Module parameter. Parameter Values The Group parameter value is shown in the blue edit box. B Limiter Indicator Indicates the total RMS and peak limiting gain reduction with an orange bar that moves downward as gain reduction increases.
EQ/Levels Menu Reference 6.2.1 Gain Tap GAIN to display the gain levels for each channel of the selected Module/Group. To adjust gain values, drag the fader (D) for large increments, drag above or below the fader for fine adjustment, or tap the value (A) for keyboard entry. 6.2.2 Delay Tap DELAY to display the delay time for each channel of the selected Module/Group.
EQ/Levels Menu Reference dB and Limiter Corner equals –4 dB, limiting begins gradually when the Max RMS level reaches –10 dB and increases until maximum limiting occurs at –6 dB. Tap MAXRMS CORNER to display the value (dB) for each channel of the selected Module. To adjust, drag the fader (D) or tap the value (A) for keyboard entry. 6.2.3.3 MaxRMS Attack and MaxRMS Release MaxRMS Attack MaxRMS Release apply only to Modules; these functions are inactive if a Group is selected.
EQ/Levels Menu Reference The MaxPeak limiter process is disabled when the total MaxPeak level (including Group and factory settings) is 25 dBu or greater. An orange bar moves downward from the top of the channel meter to indicate the limiting amount. To adjust Limiter MaxPeak values, drag the fader (D) for large increments, drag above or below the fader for fine adjustment, or tap the value (A) for keyboard entry. The MaxPeak Level value is relative to the factory MaxPeak value (dBu-pk).
EQ/Levels Menu Reference 4. Tap LABEL CHANNEL to exit this mode. 6.2.7 Meter Options Tap the METER OPTIONS button to view a submenu containing functions relating to alternate meter views and system designer features. 6.2.7.1 Input +4dBu Reference Tap INPUT +4dBu REFERENCE to view the physical input signal meter relative to +4 dBu. Tap the button again to return to the default Digital Clip [DClip] view.
EQ/Levels Menu Reference 6.2.7.4 Assign Meters The ASSIGN METERS function is active only when a Group levels page is accessed via a Group icon. For metering purposes, a Module may be assigned to a Group. This provides an overview of the input/output signals for that Group. When a Group is created, the first Module to be assigned to that Group is assigned to metering automatically. To assign a Module to a Group for metering purposes: 1. Access a Group LEVELS page through a Group icon. 2.
EQ/Levels Menu Reference Figure 6-5: AmpClip Level Indicators 6.2.7.6 Level Limits This function button is visible only in Designer Mode, and is used for setting minimum and maximum values for all Levels attributes described in this chapter. 6.2.7.7 Adjust Factory This function button is visible only in Designer Mode and is used for defining default level settings and level limits for all attributes described in this chapter. 6.
EQ/Levels Menu Reference Figure 6-6: Composite EQ Curve 6.3.1 Default Overlays Modules and Groups both use the same EQ overlays and EQ functions. If a Module is assigned to a Group, the Group EQ overlays can be viewed from the Module but cannot be updated. Changes to Group EQ are performed by accessing the Group’s controls. By default, a Module has parametric (PEQ1) and graphic EQ (GEQ2); a Group has a single parametric EQ (PEQ1).
EQ/Levels Menu Reference Figure 6-8: Parametric EQ Screen Table 6-2 on page 77 describes the functions labelled in Figure 6-8 above. 76 Lake Controller Operation Manual Rev 1.5.
EQ/Levels Menu Reference Label Function Description Frequency Lock A A/B Refer to section 6.3.5 on page 79. Filter Edit Displays the frequency, bandwidth, and gain values of each filter. Tap a filter box to select a particular filter. Double-tap the filter box to switch to Fine Adjustment mode. Drag the filter box down to bypass the filter. Drag the filter box up to insert. Drag the filter box off the top of the screen to delete. B Filter Box C Low Shelf Filter Boost/cut low frequencies.
EQ/Levels Menu Reference To add an EQ filter to a parametric EQ overlay: 1. Tap the required parametric EQ shape (C, D, E, or F). 2. Tap again anywhere on the EQ curve (H). 3. Boost/cut the frequency gain by dragging the filter point up or down. If a mouse with a wheel is attached to the computer, you can use the wheel to adjust the gain of the selected filter. 4. Adjust the frequency by dragging the filter point left or right.
EQ/Levels Menu Reference Label Function Description Frequency Lock A A/B Refer to section 6.3.5 on page 79. Filter Edit B Filter Box Displays the frequency, bandwidth, and gain values of each filter. Tap a filter box to select a particular filter. Double-tap the filter box to switch to Fine Adjustment mode. Drag the filter box down to bypass the filter. Drag the filter box up to insert. Drag the filter box off the top of the screen to delete.
EQ/Levels Menu Reference 6.3.5.2 Overlay A/B Tapping the A/B button creates a bypassed copy of the selected overlay. Changes can then be made to one version of the EQ overlay and the two overlays compared by tapping EQ OVERLAY COMPARE (F4), or by dragging one of the overalys up or down to switch between the two. Tapping A/B Mode EXIT will exit this EQ comparison mode and delete the bypassed overlay. 6.3.5.
EQ/Levels Menu Reference Figure 6-11: EQ/Levels Menu EQ OVERLAY FUNCTIONS, immediately to the right of the EQ/LEVELS button, provides a submenu with the following items: Figure 6-12: EQ Overlay Functions Menu 6.3.6.1 EQ Overlay Properties/EQ Preferences In User Mode, the only function active under the EQ OVERLAY PROPERTIES menu is EQ PREFERENCES, which provides a submenu containing functions that control the view of the EQ scale and screens.
EQ/Levels Menu Reference 6.3.6.3 EQ Overlay GEQ/PEQ This button’s label changes depending on the currently selected overlay type. If a parametric EQ (PEQ) overlay is selected, the button reads EQ OVERLAY GEQ. Tapping it flattens all PEQ and converts the overlay to a graphic EQ. If a graphic EQ (GEQ) overlay is selected, the button reads EQ OVERLAY PEQ. Tapping it flattens all GEQ and converts the overlay to a parametric EQ. 6.3.6.
EQ/Levels Menu Reference 1. Tap the desired overlay tab. 2. Tap EQ OVERLAY LABEL. 3. Enter the label name using the on-screen keyboard (or an external keyboard). 4. Tap OK. The EQ Overlay Label is also stored as part of the EQ Overlay file although the filename for the EQ Overlay file can be set as required. 6.3.7 EQ Overlay Bypass/Insert/Compare This button’s label changes depending on whether the selected overlay is currently active or bypassed.
EQ/Levels Menu Reference 6.3.7.3 Comparing Existing Overlays Follow this process to compare two existing EQ overlays: 1. Tap overlay A to select it. 2. Tap EQ OVERLAY BYPASS. Overlay A moves to the bottom of the screen. 3. Tap and drag overlay A left or right along the bottom of the screen until it is aligned directly underneath the EQ overlay you wish to compare. 4. Tap EQ OVERLAY COMPARE.
EQ/Levels Menu Reference EQ Overlays with Hidden or View Only properties cannot be stored to an EQ Overlay File. 6.3.8.5 File Utilities This button provides a submenu containing further functions that manage files and folders from within the Lake Controller. Open This button is active only when a folder is selected. Tap OPEN to open the selected folder. Read Only This function protects important files from being accidentally overwritten or deleted and is active only when a file is selected.
EQ/Levels Menu Reference 3. Tap a file or folder to select it, then tap DELETE. 4. Confirm action by tapping YES in the warning message. Deletion of a file is permanent and cannot be restored using the UNDO function. New Folder This button creates a new folder in the current directory. 1. Navigate to the desired directory location and tap NEW FOLDER. 2. Enter the folder name, and tap OK. 6.3.9 EQ Overlay Flat Tap EQ OVERLAY FLAT to flatten and delete all filters from the selected overlay.
EQ/Levels Menu Reference FILTER FLAT is inactive if the selected overlay does not contain any filters. 6.3.12 Filter Delete Tap FILTER DELETE to remove the selected filter from the overlay. A PEQ filter can be deleted by dragging the filter box upward off the screen FILTER DELETE is inactive if the selected overlay is a: ▸▸ Graphic EQ, because its filter points are fixed and cannot be deleted ▸▸ Parametric EQ overlay without any filters 6.3.
EQ/Levels Menu Reference Figure 6-13 shows the XOVER screen along with letters marking key functions that are described in Table 6-5 on page 89. Figure 6-13: Xover Screen 88 Lake Controller Operation Manual Rev 1.5.
EQ/Levels Menu Reference Label A Function Description Frequency Lock Frequency Lock is relevant only to parametric filters (B, C, and D). When button is blue, the filter frequency is unlocked. When the button is orange, the filter frequency is locked (i.e. can only be adjusted with the EQ Tool). HPF Enable HPF Enable activates or deactivates the high-pass filter (HPF). When button is blue the HPF is disabled, when orange the HPF is enabled.
EQ/Levels Menu Reference 6.4.1 Using the High-pass Filter (HPF Enable) The high-pass filter filters all frequencies below the specified frequency. Input HPF and Low Output HPF are available. Input HPF affects all output channels; Low Output HPF affects only the lowest output of the Module. These two different modes of operation are provided in order to satisfy the requirements of various loudspeaker manufacturers’ required signal-processing configurations. To set the Low Output HPF: 1.
EQ/Levels Menu Reference Figure 6-14: Using Output EQ Filters on the Xover Screen Although this parametric filter crosses the range used by all outputs, it affects only the range of the selected output. The curved white line identifies the effect the parametric filter has on output 1. To add parametric EQ to an output: 1. Tap the required crossover filter box (F) to select the crossover. 2. Use the crossover tool to select the required output of the crossover (light green is selected). 3.
EQ/Levels Menu Reference 6.4.3 Linear Phase Crossovers The linear phase crossover Modules provide steep crossovers without phase distortion. Figure 6-15 shows the XOVER screen for a Linear Phase Brick Wall 4-Way Module (LP4way). Figure 6-15: Linear Phase Crossover Screen While most of the button bar functions are the same, some XOVER menu options and functions are different for linear phase Modules. These differences are identified in the following sections. 6.4.
EQ/Levels Menu Reference ▸▸ LOW OUTPUT HPF SETs the HPF to affect only the lowest output channel of the selected Module. Applicable to Contour Modules only. ▸▸ HPF ENABLE enables/disables the HPF for the selected Module. ▸▸ LPF ENABLE enables/disables the LPF on the highest output channel for the selected Module. INPUT HPF and LOW OUTPUT HPF are disabled for the Linear Phase Brick Wall 4-Way Module. The LP4way HPF is fixed to INPUT HPF. Other Module types, incl. LP2/LP3way provide the HPF option. 6.
EQ/Levels Menu Reference CROSSOVER COPY and CROSSOVER PASTE only transfer the crossover and output EQ settings. Levels and input EQ (PEQ/GEQ) will not be transferred to the destination Module. 6.4.5 Crossover Split/Crossover Combine/Alignment Delay This button’s label depends on the state of the currently selected crossover and the Module type. A classic crossover Module will read CROSSOVER SPLIT / CROSSOVER COMBINE; a linear phase Module will read ALIGNMENT DELAY. 6.4.5.
EQ/Levels Menu Reference 6.4.5.3 Alignment Delay A linear phase response requires considerable processing; the Alignment Delay function allows a linear phase response to be used in different circumstances depending on the maximum delay that can be permitted in conjunction with the crossover slope. Steeper low-frequency linear phase crossovers can be calculated with a longer alignment delay. If a steep low-frequency linear phase crossover is not required, a shorter alignment delay can be utilized.
EQ/Levels Menu Reference Table 6-7 shows the highest and lowest frequencies available for the Linear Phase 24 dB/octave 2/3-Way Alignment Lowest Highest Delay Frequency Frequency 1.25 ms 1.03 kHz 6.022 kHz 2.50 ms 515 Hz 6.022 kHz 5.00 ms 258 Hz 6.022 kHz 10.0 ms 129 Hz 6.022 kHz 20.0 ms 32.5 Hz 6.022 kHz 40.0 ms 31.6 Hz 6.022 kHz Table 6-7: Linear Phase 24 dB/Octave 2/3-Way Table 6-8 shows the highest and lowest frequencies available for the Linear Phase 48 dB/octave 2/3-Way.
EQ/Levels Menu Reference Table 6-9 shows the highest and lowest frequencies available for the Linear Phase Brick Wall 4-Way (LP4way), along with associated roll-off per octave at these settings. Alignment Lowest Delay Frequency 3.15 ms 220 Hz 13.61 16 kHz > 180 6.29 ms 110 Hz 13.61 16 kHz > 180 12.58 ms 62.5 Hz 13.56 16 kHz > 180 25.17 ms 62.5 Hz 24.58 16 kHz > 180 dB/Octave Highest Frequency dB/Octave Table 6-9: Linear Phase Brick Wall 4-Way 6.4.6 Crossover/HPF/LPF Select 6.
EQ/Levels Menu Reference 1. Tap a crossover filter box, then tap CROSSOVER SELECT. 2. Drag the scroll bar left or right, and tap the desired crossover. 3. Tap CROSSOVER SET, then YES to the warning message. 6.4.6.2 HPF Select This button reads HPF SELECT and is active only when a high-pass filter box is selected. Follow the process described for CROSSOVER SELECT to set the high-pass filter. 6.4.6.3 LPF Select This button reads LPF SELECT and is active only when a low-pass filter box is selected.
EQ/Levels Menu Reference CROSSOVER SET is not applicable for the Linear Phase Brick Wall 4-Way crossover. 6.4.7.4 Filter Bypass/Filter Insert This button reads FILTER BYPASS when a parametric filter is selected, or when a crossover filter has been split. For parametric EQ filters, select the filter box and tap FILTER INSERT / FILTER BYPASS to activate or deactivate the selected filter.
EQ/Levels Menu Reference 3. Enter the value using the on-screen (or external) keyboard, and tap OK. 4. Tap FILTER EDIT again to exit this mode. 6.4.11 Analyzer Tap to Search Please refer to section 6.3.13 for details on this function. 6.5 Auxiliary Output Channels Contour Modules provide various options to configure channels as auxiliary outputs. Up to 12 individually configured auxiliary outputs can be created.
EQ/Levels Menu Reference 6.5.1.4 Four Auxiliary Outputs The 4-Auxiliary Outputs Module may be recalled into Module A or C. When loading this Module type, and option to load either the Classic 2-Way or 2-Auxiliary Outputs Module into Module B/D will be provided. No other combinations are allowed. 6.5.1.5 Five Auxiliary Outputs The 5-Auxiliary Outputs Module may be recalled into Module A or C. When loading this Module type, the 1-Auxiliary Outputss Module will be recalled into Module B/D.
EQ/Levels Menu Reference 4. Select an Auxiliary Output file from the scroll bar, and tap RECALL. 5. Read and tap YES to both warning messages. Figure 6-18: Loading an Auxiliary Output file 6. After loading an Auxiliary Output Module file, access EQ/LEVELS for this Module by tapping STORE/RECALL EXIT, then tap EQ/LEVELS 6.5.3 Adding Output-Specific EQ The available overlays for the 3-Auxiliary Outputs Module are shown in Figure 6-19.
EQ/Levels Menu Reference : Figure 6-20: Adding a High Shelf and Low Shelf Filter to Aux-1 EQ added to an Aux tab affects only the associated output. Module and Group PEQ and GEQ still affect all outputs of the Module. 6.5.4 High-pass and Low-pass Filters The high-pass and low-pass filter controls are located under the AUX OUTPUT FUNCTIONS submenu. 1. With the AUX-1 tab selected, tap AUX OUTPUT FUNCTIONS 2. Tap HPF ENABLE then tap LPF ENABLE Lake Controller Operation Manual Rev 1.5.
EQ/Levels Menu Reference Figure 6-21: Aux Output with HPF and LPF Enabled To adjust the slope of these filters: 1. Tap FILTER SELECT A scroll bar appears displaying available HPF/LPF types. 2. Drag the scroll bar or use the << and >> buttons to view available filters. 3. Select the 24dB LINKWITZ/RILEY filter from the scroll bar. 4. Tap FILTER SET to activate this filter, then YES to the warning message.
EQ/Levels Menu Reference 5. Select the HPF by tapping its filter box located top left of the screen. 6. Select the 18dB BUTTERWORTH filter from scroll bar. 7. Tap FILTER SET, then YES to the warning message. 8. Tap AUX OUTPUT EXIT to return to the EQ/LEVELS menu. Steep high-pass and low-pass filters (48 dB) require more EQ resources than shallower slopes (6 dB). 6.5.
EQ/Levels Menu Reference 6.5.5.5 Filter Bypass / Filter Insert Bypasses or inserts a selected EQ filter (not applicable to high-pass and low-pass filters). 6.5.5.6 Filter Flat Resets the gain of the selected EQ filter to zero. Frequency and bandwidth are unchanged (not applicable for high-pass and low-pass filters). 6.5.5.7 Filter Delete Deletes the selected EQ filter (not applicable for high-pass and low-pass filters). 6.5.5.
EQ/Levels Menu Reference 6.5.5.12 Aux Output Exit Navigate back to the main EQ/Levels menu. 6.5.5.13 Filter Select When selected (orange), a scroll bar is displayed with available high-pass and low-pass filters. Available only when a high-pass or low-pass filter is active and selected; not applicable to EQ filters 6.5.5.14 Filter Set Available only when a high-pass or low-pass filter is selected on the FILTER SELECT scroll bar. 6.5.5.
System Store Recall Menu Reference 7. System Store Recall Menu Reference The Lake Controller allows the user to store and recall complete system configurations. This enables the same Lake device to be used in entirely different situations, as their complex configurations can be changed in seconds. 7.1 System Store Recall Navigation From the HOME menu, tap SYSTEM STORE/RECALL. The button bar displays the following options, and a scroll bar also appears containing files and folders.
System Store Recall Menu Reference 7.3 Recall as New System—Open The function and label of the button depend on whether a folder or file is selected. The button is inactive when neither a file nor folder is selected. The button is labeled OPEN when a folder is selected. To open a folder: 1. Tap the desired folder icon The selection is indicated by a yellow border. 2. Tap OPEN. Double-tapping the folder icon also opens the folder.
System Store Recall Menu Reference To compare the current configuration with one stored in a file: 1. Tap SYSTEM STORE/RECALL. 2. Navigate to the file you wish to compare. 3. Tap the file icon to select it. 4. Tap RECALL COMPARE. 5. Confirm the action by tapping the YES button in the warning message. This function can help identify any changes that have been made since a file was recalled. Modules with altered data are identified by a red disc behind their normal icon.
System Store Recall Menu Reference 7.7 Store System The STORE SYSTEM button stores the entire system configuration. If a file is selected on the scroll bar, the name of that file will appear in the on-screen keyboard, allowing the file to be overwritten or for a file name variation to be used. 1. Tap STORE SYSTEM. 2. Confirm the action by tapping the YES button in the warning message If the selected file is set to read only, the STORE SYSTEM function is inactive (gray). 7.
System Store Recall Menu Reference 7.9.2 Read Only This function protects important files from being accidentally overwritten or deleted and is active only when a file is selected. The currently selected file’s status is identified by the color of the Read Only button: ▸▸ ORANGE - the selected file is set to Read Only. ▸▸ BLUE - the selected file is not set to Read Only. To change the status of a file: 1. Tap a file from the scroll bar to select it. 2.
System Store Recall Menu Reference 7.9.5 New Folder This button creates a new folder in the current directory. To create a new folder: 1. Navigate to the directory where the NEW FOLDER will reside. 2. Tap NEW FOLDER. 3. Enter the NEW FOLDER name using the on-screen (or external) keyboard. 4. Tap OK. 7.10 System Presets The SYSTEM PRESETS function allows entire system configurations to be stored in a network of Lake devices.
System Store Recall Menu Reference 4. Tap the Group/Module icons that you wish to be stored as part of the system preset. Icons turn green to indicate selection. If you require all Frames in your system configuration to be stored as a system preset, tap a Module from each Frame, or if you are using Groups, tap a Group that contains all Frames, as shown in Figure 7-4. To deselect a Frame or Group, tap the icon again.
System Store Recall Menu Reference The audio will change quickly, but the Controller will not synchronize with the network until you exit the SYSTEM PRESET menu. A flashing warning message confirms this. This enables quick comparison between different configurations without the need to synchronize the Controller after each preset is recalled Figure 7-5: System Presets Warning Message The system configuration name of the preset last recalled will flash at the bottom right of the screen.
System Store Recall Menu Reference Confirmation/warning messages are not displayed in Quick Recall (except for configuration between Contour & Mesa). Tapping the preset location immediately recalls the selected system preset. 7.10.4 Storing over an Existing Preset Follow the steps shown in section 7.10.1, but select a system preset location that is already used and tap STORE instead of NEW STORE. The data in the preset location of the selected Frames will be replaced by the current system configuration.
Modules Menu Reference 8. Modules Menu Reference From the HOME menu, tap MODULES. The Modules menu and scroll bar appear as shown below. The scroll bar shows all Lake devices connected to the network.
Modules Menu Reference 2. Select a Module icon in the work area, and tap I/O CONFIG The I/O CONFIG button is active only when a Module is selected in the work area. Figure 8-2: LM 26 I/O Configuration Screen Figure 8-2 shows the I/O CONFIG page for an LM 26. The sections that follow describe each screen/function in further detail. I/O Config settings are stored in system configuration files and in Frame/system presets. I/O Config parameters are transferred during the Frame Replace function. 8.2.
Modules Menu Reference The PLM Series provides a single digital clock, equivalent to the SRC Clock on PLM+, LM and D Series devices. The MY8-LAKE provides a Primary clock fixed to multiples of 48 kHz and an SRC clock fixed to multiples of 44.1 kHz. The LM Series digital clock screens will be used in the examples below. To access the Digital Clock Configuration window, tap the zoom button located at the top left of the I/O CONFIG page.
Modules Menu Reference 8.2.1.1 Auto Detection By default, the most appropriate digital clocks are automatically detected. The first valid clock in the order of the list shown below is chosen to configure the Primary Clock as 48/96/192 kHz, and the SRC Clock as 44.1/88.2/176.4 kHz. 1. Host Word Clock (MY8-LAKE Only) 2. AES1 (In 1+2) 3. AES2 (In 3+4) 4. AES3 (In 5+6) 5. AES4 (In 7+8) 6. Internal Clock (88.
Modules Menu Reference 8.2.1.3 Dante Clock (not applicable for MY8-LAKE) When Dante is enabled on a Lake device, the Primary Clock is used for Dante purposes. One Dante device will be allocated as the Dante Master, and all other devices will be Dante Slaves. The Dante master is selected automatically following these priorities: 1. Preferred Dante master (via Dante Configuration screen) 2. Devices with an external BNC Word Clock input 3. Devices with other external clocks (e.g. AES Inputs) 4.
Modules Menu Reference Other Lake devices on the network that have Dante enabled will be Dante slaves, and the clock will report that it is overridden by Dante, as shown in Figure 8-6. Any other 96 kHz signal, or 44.1 kHz based signal should be locked using the SRC Clock (applicable for LM Series only).
Modules Menu Reference Figure 8-7: Input Configuration Summary on I/O Config screen After tapping the zoom button or anywhere on the text, an INPUT CONFIGURATION screen similar to that shown in Figure 8-8 will be displayed. The number of available input routers varies depending on the product type Figure 8-8: LM 44 Input Configuration Screen 8.2.2.1 Autoselect The input auto-selection feature enables the set up of a redundant system.
Modules Menu Reference 8.2.2.2 Force This feature forces the input to the selected input, regardless of whether a valid signal is present. 8.2.2.3 Input Selector Search Filters ▸▸ AES displays the available AES input signals ▸▸ DANTE displays the available DANTE input signals ▸▸ HOST displays the available HOST input signals ▸▸ ANALOG displays the available ANALOG input signals ▸▸ SEARCH filters the available input signals based on text that is entered 8.2.2.
Modules Menu Reference 8.2.2.5 AES Input Options These options are available only for a Lake device with two clock domains. ▸▸ AUTO chooses the clock most relevant to the incoming digital signal. For example, if the input signal is 48 kHz, the Primary Clock will be selected; if the input is 44.1 kHz, the SRC Clock will be selected. The default is Primary Clock if a digital input signal is not present.
Modules Menu Reference 8.2.2.8 Input Router Mutes Tapping the INPUT ROUTER MUTES button from the Input Configuration screen will display the Input Router Mutes floating tool bar. Please refer to section 8.2.11 for further information. 8.2.3 GPIO Configuration (LM Series Only) For LM Series devices, a summary of the current GPIO settings is displayed on the I/O CONFIG screen. Please also refer to the LM Series Operation Manual for additional information on the GPIO feature.
Modules Menu Reference 8.2.3.1 GPI Options and Configuration (LM Series Only) Table 8-1 lists the options available for General Purpose Input (GPI). These options can be set independently for a transition from closed > open and from open > closed. To change the action that occurs for a GPI command: 1. Tap the ‘Acting On’ cell for the required GPI command 2. Select the required option from the pop-up window. 3. Tap the corresponding ‘Action when transistion to CLOSED’ cell 4.
Modules Menu Reference 4. Select the required option from the pop-up window that is displayed ‘State when OPEN‘ will be set automatically. 8.2.4 Breaker Emulation Limiter (BEL™) - PLM 20000Q, PLM+ and D Series Three types of breaker are available (Conservative, Fast and Universal) as shown in Figure 8-11; each breaker behaves accordingly when the nominal current is reached. The Conservative breaker type does not allow the current to exceed the nominal current value.
Modules Menu Reference To change the currently selected breaker type, tap the required breaker on the scrolling bar at the bottom of the screen then tap again in the Breaker Type box at the top of the screen. 8.2.5 Dante Configuration (not applicable for MY8-LAKE) The Dante Configuration summary on the I/O CONFIG screen reports either the Global Dante Clock Sample Rate, or advises that Dante is disabled; it additionally lists the assigned receiver subscriptions and associated sample rate and status.
Modules Menu Reference Dante can be enabled globally for all Dante-capable devices in the current system configuration via Home > All > Global Info > Events & Control > Control > Global Dante Enabled control. Preferred Clock Master This option identifies this device as the preferred clock master device for the Dante network. To enable this device as the Preferred Clock Master, tap this button. This parameter is stored in System Files, and syncronizes between the Lake Controller and the Dante Controller.
Modules Menu Reference This parameter is syncronized between the Lake Controller and the Dante Controller. Dante latency values changed in Lake Controller v6.1. When recalling a system file created before Lake Controller v6.1, previous Dante latency options will be converted, rounding up to the nearest latency value. These minimum receive latency options are provided to allow flexibility depending on the network complexity and architecture.
Modules Menu Reference Figure 8-13: LM Series Dante Receive When Dante is enabled, the INPUT CONFIGURATION screen provides an option to view the assigned Dante Receivers as configured on the DANTE CONFIGURATION > RECEIVE tab. To assign a Dante Receive channel to an available Input Priority, tap on an icon on the scrollbar and place in an Input Priority tab.
Modules Menu Reference PRODUCT DANTE IN DANTE OUT DUAL REDUNDANCY Lake LM Series 4 channels 8 channels YES PLM Series 2 channels 2 channels (unprocessed audio only) YES PLM+ Series 8 channels 8 channels (unprocessed audio only) YES D Series 8 channels 8 channels (unprocessed audio only) YES MY8-LAKE N/A N/A N/A Table 8-2: Dante Input / Output Channels by Product 8.2.5.3 Transmit Tab When Dante is enabled, by default the device will receive audio but will not transmit audio.
Modules Menu Reference Figure 8-15: LM Series Dante Transmit Enabled When the TRANSMIT OUTPUTS button is active (orange), all Dante channels will be advertised on the Dante audio network as available channels for any other Dante receiver to use for its input/s. In addition, this screen provides MULTI/UNI options for each channel, and output channel labeling functions as shown in Figure 8-16.
Modules Menu Reference This parameter is syncronized between the Lake Controller and the Dante Controller. Output Channel Labeling Tapping the keyboard button to the right of the UNI button will display the on-screen keyboard allowing up to a 31-character name to be entered for this Dante channel. Use alphanumeric characters (uppercase or lowercase) and the “-” character only. DO NOT use any other characters, especially @ .
Modules Menu Reference The Analog Iso-Float & AES Termination Status screen is accessed by tapping the zoom button to the left of this summary as shown in Figure 8-17. Figure 8-17: Analog Iso-Float & AES Termination Summary Software control of the Analog Iso-Float is available for Lake-enabled amplifiers, along with separate control for the analog outputs on LM Series devices. AES Termination is available for all devices except MY8-LAKE.
Modules Menu Reference Figure 8-19: LM Series Mesa Module Input Mix Summary and Interactive Block Diagram 8.2.7.2 Input Mixer The Input Mixer provides the ability to mix incoming audio channels as defined by the Input Configuration, and can be accessed from two locations: ▸▸ Tap the Input Mix Summary from I/O CONFIG ▸▸ Tap the INPUT MIXER zoom button from LEVELS The input mixer provides gain faders and ON/OFF connection buttons as shown in Figure 8-20.
Modules Menu Reference To connect/disconnect an input, tap the button labeled ON/OFF or drag the fader. The total Module input mix is shown on the far right of the Input Mixer window. For Dante inputs, the receiver input channel label is displayed below the ON button. Input +4dBu Button Tap the INPUT +4dBu button to view the physical input signal meter relative to +4 dBu. Tap the button again to return to the default Digital Clip (DClip) view.
Modules Menu Reference The parametric [PEQ] and graphic [GEQ] overlays for the crossover section also affect the auxiliary output channel when the input switch is set as shown in Figure 8-21. Simplified View Input Toggle (MY8-LAKE Mesa Mode Only) For an MY8-LAKE in Mesa Mode, the default I/O configuration view is set to Simplified View. In this view, either the Host output or AES input can be selected as the source input signal.
Modules Menu Reference Figure 8-24: Output Configuration Screen The left side of the screen lists the output channels for each Module. The orange numbered blocks denote the output/s from which the signal will be sent. The same audio channel can be sent from multiple outputs, but each digital output can contain only one channel of audio. The following sections describe the options for SOURCE and DESTINATION.
Modules Menu Reference 8.2.8.2 Destination The arrow buttons enable selection of the audio destination. The default setting is AES (or Host for MY8-LAKE). The destination can also be set to Analog outputs, Power outputs, or Dante ouputs where available. 8.2.8.3 Destination Output Options Tapping the zoom button selected output type. 8.2.8.
Modules Menu Reference Figure 8-25: AES Output Sample Rate Configuration (LM Series / MY8-LAKE) Please refer to section 8.2.1 for further information on Digital Clock Configuration. For all output types, the number of channels varies depending on the options available for the selected device. Dante Output Configuration For Dante outputs the DANTE CONFIGURATION screen is displayed. Please refer to section 4.3.6 for further details regarding Dante.
Modules Menu Reference Figure 8-26: Bridge Mode (Lake-enabled amplifiers only) When Bridge Mode is activated, CLASS 3 WIRING is required. Please refer to the Operation Manual for additional wiring information. 8.2.9 Latency Match This button is available on all devices except MY8-LAKE. It is blue when disabled and orange when enabled. This feature adds additional latency to the output signal to align latency with PLM Series devices.
Modules Menu Reference Technical Data includes hardware-based Frame data including IP Address, Dual Redundancy and Dante Slave Only settings that are unaffected by SYSTEM RECALL, FRAME REPLACE, FRAME PRESET RECALL or FRAME CONFIGURATION and SOFT RESET options. When any of these hardware-based parameters are changed, a power cycle is required to apply the changes. Figure 8-27 shows the technical data screen for an LM 44.
Modules Menu Reference 8.2.10.3 Dante Slave Only If Dante Slave Only is Enabled, the device can only operate as a slave to the Dante network, and will not be part of the Dante Clock Master selection process. It is recommended that this setting is enabled for all devices unless the device is specifically required to be part of the Dante Clock Master selection process. This setting is enabled (ON) by default for Lake-enabled amplifiers and disabled (OFF) by default for LM Series devices.
Modules Menu Reference 8.2.10.6 IP Address The Internet protocol (IP) address identifies which device is sending or receiving information. The power must be cycled on the Lake device to complete the change. For PLM+ and D Series devices, there is a separate Dante module with it’s own IP address. Both the Lake and Dante IP addresses must be on the same subnet to enable Dante configuration via the Lake Controller, and to enable full firmware update of both components via the Lake Update Utility.
Modules Menu Reference 8.2.10.10 Serial Number: Displays the hardware serial number for the selected device. 8.2.11 Input Router Mutes Input Router Mutes represent the actual inputs to the device. Muting an input via Input Router Mutes will mute the signal to all Modules that are connected to that Input Router.
Modules Menu Reference 8.2.13 Input Selection (MY8-LAKE in Simplified View Only) The MY8-LAKE device has a unique simplified view for the Mesa Frame configuration by default. In this view the input can be easily toggled between default Host output and AES input. Please refer to “8.2.7.2 Input Mixer” on page 137 and “22.4 I/O Configuration View Mode Options” on page 280 for further information. 8.2.
Modules Menu Reference 8.3.2 Frame Label The Frame label is a ten-character user-defined value that appears on the Module icon and on the front panel of the device. The Frame label associates the Module icons with a Lake device. To label a Frame: 1. Tap any Module of the Frame you wish to label. 2. Tap FRAME LABEL, enter a Frame name, and tap OK. When a Frame consists of multiple Modules, labelling the Frame via one Module automatically updates the Frame label on any associated Module icons. 8.3.
Modules Menu Reference 1. Tap the Module icon that contains the data to copy. 2. Tap COPY. 8.4.2 Paste This function is active only when Module data has been previously copied and a destination Module icon is selected. To paste data to a Module: 1. Tap the Module icon in which to paste the data. 2. Tap PASTE. A Mesa EQ Module cannot be pasted into a Contour Module and vice versa. 8.4.3 Replace Frame The REPLACE function allows transfer of Module/Super Module/Group data between devices.
Modules Menu Reference 8.4.3.1 Replace Frame Rules and Compatibility ▸▸ All Modules of a Frame must be present on the Module scroll bar (i.e. no part of the Frame can be in use in the current system configuration) ▸▸ Network IP settings and Dual Redundancy configuration are not transferred during a Frame Replace operation; confirgure this manually on the destination Frame. ▸▸ PLM 10000Q and PLM 20000Q Frames may be replaced with PLM+ or D Series, and will populate Modules A&B only.
Modules Menu Reference Pressing the ME/SEL button on the front panel will identify the selected destination Frame with yellow highlighting. Please refer to the notes in section 8.4.3 for rules relating to which products are compatible with each other for Batch Frame Replace. Figure 8-29: Batch Replace Screen 8.4.5.1 Assigning the Virtual Frames to the Destination Frames With the exception of very small systems, the virtual/offline Frame must be labeled to enable Frame identification.
Modules Menu Reference 3. Tap START REPLACE, then tap YES to the confirmation message. All offline/Virtual Frame data will be transferred to the online Frames. 8.5 Remove To remove a Module from the current system, tap the Module icon in the work area while in the MODULES menu then tap REMOVE. Audio will not be affected unless the Module is assigned to a Group that contains settings that affect the audio of the Module.
Modules Menu Reference Double-tapping a folder or file icon also opens the folder or file. The button is labeled RECALL when a file is selected. To recall a Module file, tap the desired file, then tap RECALL. Confirm the action by tapping YES to the warning message. By default the Output Configuration screen is displayed to enable confirmation of output routing - this setting can be changed by toggling the option on the Output Configuration screen.
Modules Menu Reference 1. Navigate the file system, and tap the desired destination folder to select it. 2. Tap NEW STORE. 3. Enter the file name. 4. Tap OK. The scroll bar displays the new file 8.6.4 Base Configuration A base configuration file defines a starting point for the Module setup. It contains EQ and levels settings, invisible to the user, which represent the appropriate general configuration for a particular speaker type.
Modules Menu Reference 8.6.5.1 Open This button is active only when a folder is selected. Tap OPEN to open the selected folder. 8.6.5.2 Read Only This function protects important files from being accidentally overwritten or deleted and is active only when a file is selected. The currently selected file’s status is identified by the color of the READ ONLY button: ▸▸ ORANGE - indicates the selected file is set to READ ONLY. ▸▸ BLUE - indicates the selected file is not protected.
Modules Menu Reference 8.6.5.5 New Folder This button creates a new folder in the current directory. 1. Navigate to the desired directory location and tap NEW FOLDER. 2. Enter the folder name, and tap OK. 8.6.6 Frame Presets A Frame preset is a configuration for the device stored locally inside the device for fast retrieval from the Front Panel (not applicable for D Series or MY8-LAKE), Lake Controller or Preset Manager.
Modules Menu Reference 8.6.6.3 Clear This button is active only when a Module of an online Frame is selected and a preset location containing data is selected. To delete the data in a preset location, perform the following steps: 1. Tap a Module icon of the Frame containing the preset for deletion. 2. Select the preset location from the scroll bar. 3. Tap CLEAR, then YES to the warning message. 8.
Modules Menu Reference Figure 8-32: Super Modules 8.8.2 Super Module EQ/Levels or Module EQ/Levels These functions enable you to view or change the EQ levels of a Module or Super Module. When a Module is selected, you change only the EQ and level of that Module. When a Super Module is selected, you change the EQ and level for all Modules contained in that Super Module. See chapter 6 for more information on EQ/Levels.
Modules Menu Reference To configure routing for a Super Module: 1. From HOME, tap MODULES. 2. Select a Super Module in the work area. 3. Tap SM ROUTING. Figure 8-33 shows the SM ROUTING screen for a stereo Classic 4-Way configuration split across two Lab.gruppen PLM 10000Q amplifiers. The sub and low channels are being driven by one amplifier in Bridged Mode, and the mid and high channels by a separate amplifier in normal mode.
Modules Menu Reference The SM Routing screen is divided into two sections. The left side contains the interactive block diagram that provides access to Super Module settings; the right side displays output configuration information for each Module. 8.8.4 Label Frame To label a Frame, perform the following steps: 1. Select a Module in the work area, or from the Super Module scroll bar if all Modules of the Frame are already assigned to a Super Module. 2. Tap LABEL FRAME 8.8.
Module File Types & Lake LoadLibrary™ 9. Module File Types & Lake LoadLibrary™ Lake devices provide two categories of Modules; Contour Modules and Mesa Modules. Contour Modules are suitable for devices that can perform loudspeaker crossover functionality, and Mesa Modules are suitable for devices that provide equalization only. This chapter provides a detailed reference for all Lake Module file types.
Module File Types & Lake LoadLibrary™ 9.3 Module Type Abbreviations Figure 9-1 identifies the Module type abbreviation code. Figure 9-1: Module Icon indicating Module Type Code Table 9-1 describes the various abbreviation codes along with the associated Module description. Abbr.
Module File Types & Lake LoadLibrary™ The Mesa EQ Module can only be used on LM Series and MY8-LAKE devices. 9.4 The FIR Modules can only be used on Lakeenabled amplfiers. Classic Crossovers/Auxiliary Outputs This section describes the available combinations of classic crossovers and shows the default signal path for each configuration. Classic 2- or 3-Way Modules, or any Module with requiring less than three channels, may be used in any combination on a Lake device.
Module File Types & Lake LoadLibrary™ 9.4.2 Classic 3-Way and 3-Auxiliary Outputs The signal paths for both of these Module types look similar, but the Classic 3-Way (shown in Module A) has a single crossover page providing specific frequency bands from each output. The 3-Auxiliary Outputs Module provides three full-bandwidth channels per Module.
Module File Types & Lake LoadLibrary™ 9.4.3 Classic 3-Way + 1-Auxiliary Outputs (with Classic 2-Way/2-Aux) The Classic 3-Way + 1-Auxiliary Output (CL3w+1a) Module allows the remaining two output channels to be configured as either Classic 2-Way or 2-Auxiliary Outputs. Separate input EQ (PEQ/GEQ) is available for the CL3w+1a and the 2-Way/2-Aux Modules.
Module File Types & Lake LoadLibrary™ 9.4.4 Classic 4-Way/4-Aux (with Classic 2-Way/2-Aux) The Classic 4-Way (CL4way) or 4-Auxiliary Outputs (4aux) Modules allow the remaining two output channels to be configured as either Classic 2-Way or 2-Auxiliary Outputs. Separate input EQ (PEQ/GEQ) is available for the Classic 4-Way/4-Aux and the 2-Way/2-Aux Modules Figure 9-5: Classic 4-Way with Classic 2-Way Lake Controller Operation Manual Rev 1.5.
Module File Types & Lake LoadLibrary™ 9.4.5 Classic 5-Way/5-Aux (with 1-Auxiliary Outputs) The Classic 5-Way (CL5way) or 5-Auxiliary Outputs (5aux) Module provides an auxiliary channel on output 6. Separate input EQ (PEQ/GEQ) is available for the Classic 5-Way/5-Aux and the 1-Auxiliary (1aux) Output Modules Figure 9-6: Classic 5-Way with 1-Auxiliary Outputs 168 Lake Controller Operation Manual Rev 1.5.
Module File Types & Lake LoadLibrary™ 9.4.6 Classic 6-Way/6-Auxiliary Outputs The Classic 6-Way (CL6way) or 6-Auxiliary Outputs (6aux) Modules use a single Module input mix with the output split to all six output channels. Figure 9-7: Classic 6-Way 9.5 Linear Phase Crossovers Linear phase modules utilize FIR filters to create steep transition slopes to divide the frequency bands.
Module File Types & Lake LoadLibrary™ Figure 9-8: Linear Phase 2-Way + 1-Auxiliary Outputs 9.5.2 Linear Phase 3-Way The Linear Phase 3-Way (LP3way) has a similar signal path to the Classic 3-Way (CL3way). Figure 9-9: Linear Phase 3-Way 9.5.3 Linear Phase 2-/3-Way EQ/MaxPeak combinations The LP2 and LP3way Modules use a significant amount of processing power to create steep crossovers with flat phase response.
Module File Types & Lake LoadLibrary™ 9.5.4 Linear Phase Brick Wall 4-Way The Linear Phase Brick Wall 4-Way (LP4way) uses the processing power of two Modules to create extrasteep crossovers. Figure 9-10: Linear Phase Brick Wall 4-Way 9.6 FIR Module [Lake-enabled Amplifiers Only] Lake-enabled amplfiers (PLM, PLM+ and D Series) support the FIR Module type, which incorporates a combination of FIR and IIR technology. The extensive FIR filters can be used to create both crossovers and driver EQ.
Module File Types & Lake LoadLibrary™ Figure 9-11: FIR 1-Way 9.6.2 FIR 2-Way [Lake-enabled Amplifiers Only] The FIR 2-Way (FIR2) is a FIR/IIR processing program that uses the processing power of two Modules. This program is activated by recalling an FIR Module or by recalling an EAW Greybox (.gyx) file. Figure 9-12: FIR 2-Way 9.6.3 FIR 3-Way [Lake-enabled Amplifiers Only] The FIR 3-Way (FIR3) is a FIR/IIR processing program that uses the processing power of two Modules.
Module File Types & Lake LoadLibrary™ 9.7 Mesa EQ Module The Mesa EQ Module type is abbreviated as MEq on the Module icon. The Mesa EQ provides EQ only (with HPF/LPF) functionality. Figure 9-14: Mesa EQ 9.8 Lake LoadLibrary The Lake LoadLibrary is a collection of over 1000 speaker presets distributed with the Lake Controller installer and available as a stand-alone download from the Lake website.
Groups Menu Reference 10. Groups Menu Reference Groups provide powerful control over all Modules in a system. Modules can be assigned to multiple Groups, and each Module can be a member of up to 28 different Groups. Groups enable several important functions, including the following: 1. Master EQ and Levels control over an entire system 2. EQ and Levels control over subsections of a system (for example, speaker clusters) 3.
Groups Menu Reference ▸▸ Group 2 (gray) is assigned to a Module that is not a part of the current system configuration. ▸▸ Groups 3 through 28 are available for use and are not currently assigned to any other Modules. Tap and drag the scroll bar to the left/right or tap the << or >> buttons to access additional Group icons. To add a Group to the system configuration, perform the following steps: 1. Tap a Group icon on the scroll bar. The cursor changes to the Group icon. 2.
Groups Menu Reference 4. Tap ASSIGN to deactivate the function. Module Group assignments can be verified by selecting a Group icon in the work area. The selected Group and associated Module icons will display yellow borders as shown in Figure 10-2. Figure 10-2: Group Assignment Indication Modules will not allow assignment of Group/s if it will result in level limits being exceeded. Warning messages will be displayed if a Group assignment would cause the Module to exceed its level limits.
Groups Menu Reference 10.5.2 Paste The PASTE button is active only when Group data has been previously copied and a Group icon is selected. To paste data to a Group, tap the Group icon in which to paste the copied data then tap PASTE. The Paste operation overwrites all the destination Group’s EQ and Levels settings, but not the Module label or Module assignments. 10.6 Remove This function removes the selected Group from the current system configuration.
Groups Menu Reference ▸▸ When GANG XOVER/AUX is active on a Group containing crossover Modules, the crossovers, HPF/LPF, and auxiliary channels of all Modules in the Group are synchronized. A change made in one Module will be reflected in all Modules of that Group. ▸▸ When Gang HPF/LPF is active on a Group containing Mesa EQ Modules, the HPF/LPF will be linked on all Modules in the Group. To gang the crossover or HPF/LPF of all Modules in a Group, perform the following steps: 1.
Solo/Mute Menu Reference 11. Solo/Mute Menu Reference The functionality provided by the SOLO/MUTE menu provides an invaluable tool for the sound engineer during system setup and optimization. The solo function allows specific Module or Groups to be isolated, instantly muting the rest of the system. This allows for rapid measurement and analysis, including lobe studies in large, complex systems. Tap SOLO/MUTE from the HOME menu.
Solo/Mute Menu Reference Figure 11-1: Solo/Mute 11.3 Pile The Pile function allows for multiple Modules or Groups to solo at the same time. 1. Tap SOLO/MUTE ENABLE from the SOLO/MUTE menu. The button illuminates orange. 2. Tap PILE. The button illuminates orange. 3. Tap a Module or Group icon to solo. Repeat for other Modules or Groups to solo. 4. Tap SOLO/MUTE ENABLE again to exit this function. 11.4 All Mute To mute all Modules in a system, perform the following steps: 1.
Icon Control Menu Reference 12. Icon Control Menu Reference The functionality provided through the ICON CONTROL menu allows configuration icon size and an option to change the icons to show input and output metering. Pages can be configured to provide an overview of all Modules on the network, providing a system-monitoring interface including both level and limiting activity. 12.1 Meters On/Off This feature is active for Modules and Groups when an icon is selected.
User Preferences Menu Reference 13. User Preferences Menu Reference The User Preferences menu provides various functions for customizing of the Lake Controller interface. Tap USER PREFERENCES from the HOME menu to display a submenu containing functions and various additional menus. These functions change settings globally throughout the system. 13.
User Preferences Menu Reference This menu provides the option for values to be entered and viewed in feet and meters. Tap the relevant button to change to your required default setting. The system default is milliseconds. Delay calculations in meters and in feet are performed with the speed of sound being 343.6 meters (1127.3 feet) per second. This is the speed of sound as calculated for an ambient temperature of 20 degrees Celsius (68 degrees Farenheit). 13.
User Preferences Menu Reference 13.4 Keyboard Shortcuts The KEYBOARD SHORTCUTS button enables (orange) or disables (blue) keyboard shortcut functionality. For details on all available keyboard shortcuts, please refer to chapter 19. 13.5 About Tap the ABOUT button to view the current Lake Controller software version. Tap anywhere on the display to return to the previous view. 13.6 Graphics 13.6.
User Preferences Menu Reference 13.6.5 Daylight Mode Daylight Mode provides high-contrast graphics on a white background, making the Controller easier to view under daylight conditions. Figure 13-3: Lake Controller in Daylight Mode Figure 13-4: Tap the DAYLIGHT MODE button to toggle between normal graphics settings (black background) and the high contrast daylight view (white background). 13.7 Show Mode Tap SHOW MODE to toggle ON (orange) and OFF (blue).
Pages Menu Reference 14. Pages Menu Reference Tap the PAGES button from the HOME menu to display a submenu with functions that manage the main work area of the system, along with the Module and Group icons. The default system setting is a single page, labelled MAIN. Large systems with many Modules and Groups may require additional pages. The functions described in this chapter may be used to manage pages and copy or move icons across the pages.
Pages Menu Reference 14.2 Copy Icon The COPY ICON button is active only when a Module or Group icon is selected. More than one copy of an icon can exist on different pages. To copy an icon, perform the following steps: 1. Tap a Module or Group icon on the work area. 2. Tap COPY ICON. 3. Select another page using the tabs at top of screen, or tap ADD PAGE if no other pages exists. 4. Tap PASTE ICON. There can be only one instance of an icon on each page. 14.
Pages Menu Reference 14.5 Page Delete This function deletes the selected page, including all Module and Group icons, which return to the Module and Group scroll bars. PAGE DELETE is inactive if the MAIN page or the ALL page is selected.. 14.6 Page Add Tap the ADD PAGE button to add another page to the Lake Controller interface. 14.7 Page Hide This button is active only in Designer Mode and is used for hiding pages. For further information, please refer to chapter 19. 14.
Network Menu Reference 15. Network Menu Reference This chapter provides information on the Network menu functions in the Lake Controller. For additional information on network configuration, please refer to chapter 3 and to the separate Lake Network Configuration Guide and Dante configuration literature included in the Lake Controller installation. 15.1 Network Tap NETWORK to display the network adapters used to connect the Lake Controller to the network.
Network Menu Reference 15.2 Multiple Controllers 15.2.1 Overview and Menu Options The Lake Controller system allows multiple Controllers to be connected to the same network. When in this mode, certain functionality is restricted. The first Controller to connect to a network is called the primary Controller. Any subsequent Controllers are referred to as secondary Controllers. The following options are available on the MULTIPLE CONTROLLERS submenu: 15.2.1.
Network Menu Reference The primary Controller can be used in either Designer or User Mode (in which various Designer Mode functions will be restricted). Secondary Controllers are always restricted to a limited version of User Mode operation. The primary Controller must have a connection to the network for secondary Controllers to function.
Network Menu Reference primary Controller can re-enable multiple Controller mode in the same session and the secondary Controllers will automatically reconnect. If multiple Controller mode is disabled then restored by the primary Controller, the system configuration will be transferred again to all secondary Controllers to ensure data is synchronized. 15.2.
Network Menu Reference 15.3.1 Virtual Frames Virtual Frames can be used while working offline. A Virtual Frame provides the same functions as online Modules; Module files can be recalled, stored, copied and pasted, and the Virtual Frames can be stored as part of a system configuration. The virtual frame folder contains all confirguartions of Lake-enabled products to allow for offline configuration: Figure 15-3: Virtual Frame Icons To use Virtual Frames, perform the following steps: 1.
Communication and Synchronization 16. Communication and Synchronization The Lake Controller and Lake devices communicate via an Ethernet network. All updates made using the Controller are transmitted in real time to the network of devices.
Communication and Synchronization Figure 16-1: Network Related Warning Messages If a network problem persists, the affected Modules become offline as described above. To rectify the situation, check all network connections. If using a wireless access point, make sure the computer is within range. 16.3 Synchronization This section describes the various synchronization processes between the Lake Controller software and Lake devices. 16.3.
Communication and Synchronization Figure 16-2: Please Wait and Re-Syncing Indications 16.3.2 Out of Sync The Lake Controller and Lake devices could become out of sync for the following reasons: ▸▸ An update was made using the Controller software while a device was offline. ▸▸ A communication or network error occurred during an update. When the affected Modules return online, the Controller compares its data with that in the devices.
Communication and Synchronization Figure 16-3: Out of Sync Notifications ▸▸ (A) The red disc behind the Module icon indicates that the Module is out of sync. ▸▸ (B) Flashing USE DATA ON PROCESSORS button. ▸▸ (C) Flashing USE DATA IN COMPUTER button. ▸▸ (D) A warning message appears that is visible from any screen in the system. 16.3.3 Updating All Devices with Computer Settings To update all devices with the information stored in the Controller, perform the following steps: 1.
Communication and Synchronization 2. Tap YES on the warning message to confirm the action. Audio will not change if this option is selected 16.3.5 Synchronizing the Lake Controller and Devices In the following example, a communication error occurred while the PEQ1 overlay was being updated using the Controller. Figure 15 2 shows an example of the COMPUTER SETTINGS view, along with letters marking key information.
Communication and Synchronization ▸▸ A OUT-OF-SYNC Modules are set to VIEW ONLY pending synchronization. ▸▸ B The settings currently viewed are: COMPUTER - Frame/Module name highlighted in red as offline PROCESSOR - Frame/Module name displayed in blue text as online ▸▸ C The main part of the screen changes to show the Computer and Processor settings as selected. ▸▸ D The help text shown here indicates the type of data that is out of sync.
Faults and Warnings 17. Faults and Warnings 17.1 Faults and Warnings Indication Each Lake device has different warning and fault messages relevant to that device. When a warning or a fault occurs, this is typically indicated on the front panel of the device (where applicable), and may also be indicated in the Lake Controller. Please consult the Operation Manual for each device for the associated Faults & Warnings and where they will appear.
Faults and Warnings Figure 17-3: Global Events Warning Indication ▸▸ Via the Global Events log file (for post-session analysis) Figure 17-4: Global Events Log File When the Faults and Warnings indications are not visible in a particular view (e.g. EQ/Levels or I/O Config) a traffic-light style indication is displayed in the bottom-right corner of the screen. A red light incates and fault and a yellow light indicates a warning.
Analyzer Plug-in 18. Analyzer Plug-in 18.1 Overview The analyzer plug-in provides an interface between the Lake Controller and third‐party audio analyzer software products. The plug-in displays measurement results within the Lake Controller, and passes control information from the Lake Controller back to the third-party analyzer software. This communication link can be provided on the same host computer, or between computers over an Ethernet network as Figure 18-1 and Figure 18-2 illustrate.
Analyzer Plug-in Figure 18-3: Example network configuration For further information on networking and hardware configuration, please refer to chapter 3 of this Operation Manual and your hardware device Operation Manual. 18.2 System Requirements To use the analyzer plug-in, the following items are required: 1. A Microsoft® Windows® PC with a fully registered installation of an approved analyzer meeting the computer requirements for the analyzer.
Analyzer Plug-in 2. A Windows PC with an installation of the Lake Controller v6 or later, meeting the Lake Controller minimum computer requirements as specified in section 2.1. Operating the Lake Controller and the third‐party analyzer on the same computer may result in slow performance even where the required minimum specifications are met.
Analyzer Plug-in 18.4 Function Reference This section details each function of the analyzer functionality available via the Lake Controller software. The Analyzer submenu provides access to enter the three types of measurement mode: Spectrum, Spectrograph, and Transfer functions. The following sections explain these modes and their functions. 18.4.1 Global Control Functions The following functions affect the overall operation of the third-party analyzer.
Analyzer Plug-in Figure 18-5: Spectrum measurement mode The y‐axis scale of the SPECTRUM RTA is displayed on the right side of the Lake Controller interface. The SPECTRUM PROPERTIES button provides access to additional functions. Figure 18-6: Spectrum Properties submenu 18.4.2.1 Averages Averaging methods and calculations may vary depending on the analyzer being used and the available options will be displayed in the scrollbar accordingly.
Analyzer Plug-in 18.4.2.2 Amplitude Range ▸▸ Move Primary Up: Move displayed range upward to show higher magnitudes ▸▸ Move Primary Down: Move displayed range downward to show lower magnitudes ▸▸ Zoom Primary In: Magnify displayed vertical range for most plot types; narrows magnitude range for Spectrograph ▸▸ Zoom Primary Out: Decrease magnification of vertical range for most plot types; widens magnitude range for Spectrograph 18.4.2.
Analyzer Plug-in Figure 18-8: Spectrograph measurement mode 18.4.3.1 Colormap Range The magnitude range of the Spectrograph colormap is displayed on the top of the Spectrograph display. Two edit fields are provided to adjust the minimum and maximum range values for the colormap. To adjust a value tap either field to display the onscreen keyboard. Figure 18-9: Colormap range 18.4.3.2 Speed Two buttons are provided to increase or decrease the speed of the Spectrograph.
Analyzer Plug-in 18.4.3.3 Spectrograph Properties The Spectrograph measurement mode is controlled by all of the settings under Spectrum Properties, as detailed in section 18.4.2 on page 205. 18.4.4 Transfer Function Measurement Mode The analyzer’s real‐time Transfer Function measurement capability is a useful tool for setting up sound system equalizers and crossovers.
Analyzer Plug-in Figure 18-12: Transfer function measurement mode The y‐axis scale of the Transfer Function is displayed on the right-side of the Lake Controller interface. The controls at the top of the Transfer Function display provide easy access to common controls as described below. 18.4.4.1 Reseed Avg Reseed Averages clears the averaging buffers (used to increase the stability of the live traces); the trace will require a short period of time to re-stabilize while the buffers are filled.
Analyzer Plug-in 18.4.4.2 Delay Controls The Delay controls are grouped together at the top of the screen as shown in Figure 18-13 when Transfer mode is selected. These controls are used to provide signal alignment between the reference and measurement signals for transfer function measurements. Figure 18-13: Transfer function delay controls Delay must be adjusted to provide a meaningful measurement.
Analyzer Plug-in 18.4.4.5 Amplitude Range ▸▸ Move Primary Up: Moves displayed range upward to show higher magnitudes. ▸▸ Move Primary Down: Moves displayed range downward to show lower magnitudes. ▸▸ Zoom Primary In: Magnifies the displayed vertical range for most plot types or narrows the magnitude range of the Spectrograph display. ▸▸ Zoom Primary Out: Decreases magnification of the vertical range of the primary display for most plot types or widens the magnitude range of the Spectrograph display.
Analyzer Plug-in Figure 18-16: Coherence display 18.4.4.8 Phase Selecting the Phase button will turn on the Phase trace display, shown as a blue line across the screen. Figure 18-17: Transfer Function showing Phase (blue line) 18.4.4.9 Phase Properties The Phase Properties button provides access to Phase-specific functions. Lake Controller Operation Manual Rev 1.5.
Analyzer Plug-in Phase Normal / Phase Alternate On the default Phase display plot, all phase values are plotted within a 360° range of +180° to –180°, with 0° in the center [wrapped phase]. This 360° range represents one complete cycle of delay at any given frequency. You can also choose to view the phase within a 360° range of 0° to 360° (alternate phase). This is useful if there is a reverse of signal polarity within your transfer function measurement setup.
Designer Mode Menu Reference 19. Designer Mode Menu Reference The Lake Controller software provides two modes of operation: User Mode and Designer Mode. This chapter describes Designer Mode. 19.
Designer Mode Menu Reference Global Designer Mode settings are stored in the system configuration file. 19.1.1.2 Module Individual EQ overlays and crossover tabs can be hidden or set to View Only. Additional settings normally invisible in User Mode can also be adjusted and hidden at the Module level. At the Module level, changes are specific to individual Modules and Groups. Discrete password protection can be applied to Modules, providing an additional level of security. 19.1.1.
Designer Mode Menu Reference When Designer Mode is active, the label DESIGNER MODE appears before any other help text above the button bar. Figure 19-2: Designer Mode Help Text 19.1.2.1 Password Protection of Designer Mode Each software installation has one Designer Mode password. This password is stored on the host computer and is relevant for any system configuration. To password protect Designer Mode, perform the following steps: 1. Tap CHANGE PASSWORD. 2. Enter a password, and tap OK. 3.
Designer Mode Menu Reference An online Lake Controller and Lake device network is required for the following tutorial. 19.1.3.1 System Setup for Designer Mode Tutorial Follow the steps below to prepare for the tutorial. To access Designer Mode, perform the following steps: 1. From HOME, tap USER PREFERENCES. 2. Tap DESIGNER FUNCTIONS. 3. Tap the Designer Mode button and enter your Designer Mode password if prompted. (If the Designer Mode button is orange, you are already logged in to Designer Mode.
Designer Mode Menu Reference The base password is stored with the base configuration file preventing access to locked data even in Designer Mode. Using a base password allows hiding of your custom settings from any Lake Controller user. Base Configuration files hide EQ curves, crossovers, or high-pass and low-pass filters, and convert Group and Module levels to hidden Factory values.
Designer Mode Menu Reference 19.2.1.4 Base Configuration Tutorial This tutorial illustrates important features of base configuration files, using loudspeaker Modules as the example. For Mesa EQ Modules, use the only output available on each Module and ignore the steps regarding crossovers. To adjust levels and level limits, perform the following steps: 1. Navigate to the GAIN levels page of Module A. 2. Adjust the Output 2 gain to –9 dB. 3. Tap the DELAY button and increase Output 3 delay to 6 ms. 4.
Designer Mode Menu Reference To lock the base configuration, perform the following steps: 16. Tap MODULES, then tap Module A to select it. 17. Tap LABEL & LOCK. The options shown in Figure 19-3 are displayed. Figure 19-3: Label & Lock Menu Options 18. Tap SET BASE PASSWORD, type ‘Demo’, and tap OK. 19. Type ‘Demo’ again to confirm, and tap OK to the message. 20. Tap BASE UNLOCKED. This changes to read UNLOCK BASE and the password is now required to unlock this base configuration file.
Designer Mode Menu Reference In addition to locking the crossover, HPF/LPF, and EQ of a base configuration file, the entire file can be protected from accidental deletion. To secure the base configuration file, perform the following steps: 25. Tap FILE UTILITIES. 26. Select the BASE CONFIG TEST base configuration file from the scroll bar. 27. Tap READ ONLY. Notice that the DELETE button is now disabled for this file.
Designer Mode Menu Reference SCENARIO Factory Levels Locked Level Limits Locked The Input Delay Max Level Limit is set to zero. XOVER/HPF/LPF transferred and set to View Only NAVIGATE TO Levels > Meter Options The Adjust Factory button normally present is not available until the base configuration file is unlocked. Levels > Meter Options The Level Limits button normally present is not available until the base configuration file is unlocked.
Designer Mode Menu Reference 19.2.2 Security for Module Functions All settings that can be protected for a base configurations can also be protected for a Module. Base configuration settings are overwritten by Module settings, unless access has been restricted in the base configuration file, in which case certain parameters will not be accessible. The base configuration file itself will not be affected by any changes made to a Module after the file is recalled.
Designer Mode Menu Reference To add GEQ and hide the overlay, perform the following steps: 5. Tap GEQ2. 6. Reduce the 125 Hz filter by 6 dB. 7. Tap EQ OVERLAY HIDE (illuminates orange). When an EQ overlay is hidden, the effect its filters have on the overall EQ curve is not visible in User Mode or when the Module is locked. To remove an unused channel meter and fader, perform the following steps (not applicable for Mesa EQ): 8. Tap the LEVELS tab. 9. Tap LABEL CHANNEL. 10.
Designer Mode Menu Reference 21. Tap the icon for Module B. 22. Tap the DEMO Module file on the scroll bar. 23. Tap RECALL, then YES to the warning message. 24. Exit Designer Mode to see the effect of the changes on Module A. Module B is already locked following loading the Module file. 19.2.2.2 Summary All data that can be stored and secured for a base configuration also can be stored and secured for Modules. In addition, the Module can restrict access to input EQ overlays. 19.2.
Designer Mode Menu Reference 8. Tap EQ OVERLAY HIDE (illuminates orange), then tap OVLAY PROP EXIT. When an EQ overlay is hidden, the effect its filters have on the overall EQ curve are not visible in User Mode or when the Module is locked. To add GEQ and set the overlay to View Only, perform the following steps: 9. Tap EQ OVERLAY NEW. The overlay Group 1/PEQ2 is created. 10. Tap EQ OVERLAY GEQ, then YES to the warning message. 11. Reduce the 4 kHz filter by 4 dB. 12.
Designer Mode Menu Reference The options for Global Access are shown in Figure 19-6. Figure 19-6: Global Access Options ▸▸ [F2] EQ HIDE hides all EQ overlays for all Modules and Groups. ▸▸ [F3] EQ VIEW ONLY protects all EQ overlays from adjustment for all Modules and Groups. ▸▸ [F4] XOVER HIDE hides all XOVER screens or HPF/LPF screens for all Modules and Groups. ▸▸ [F5] XOVER VIEW ONLY protects XOVER/AUX/HPF/LPF from adjustment for all Modules and Groups.
Designer Mode Menu Reference 19.3 Functional Reference Guide This section provides an overview of the steps required for each Designer Mode process. This can be used as a quick reference for the features described throughout the tutorial based on the procedure or function. This section describes the standard functions using the LEVELS, XOVER, and EQ screens. Designer Mode must be active to access the functions described in this section. 19.3.
Designer Mode Menu Reference 19.3.1.3 All Pass Filters In Designer Mode, the All Pass filter is available on the XOVER/AUX screens. The All Pass filter icon is identified at [A] in Figure 19-7: Figure 19-7: All Pass Filter The ALL PASS filter allows first- and second-order (default) phase adjustment with variable bandwidth and frequency. To add an ALL PASS filter to an output, perform the following steps: 1. Select an output on the Xover page, or select the required Aux Output screen. 2.
Designer Mode Menu Reference 19.3.3 Levels Functions 19.3.3.1 Adjust Factory Levels A button labeled ADJUST FACTORY is available on the METER OPTIONS menu from the LEVELS page of a Module. When this button is active (orange), a label reading ADJUST FACTORY appears at the top of each Levels page to confirm this special mode of operation. Factory levels are not applicable for Groups. In this mode, a different set of factory levels are displayed for each level type.
Designer Mode Menu Reference 4. Enter the limit, and tap OK. Figure 19-8: Restricting the Minimum Gain Value for Output 1 19.3.3.3 Disable Level Adjustments If the minimum and maximum level limits are identical for a particular channel and level type, that control is effectively disabled. The fader for the associated channel and level type is not visible in User Mode or when the Module is locked. Set both the minimum and maximum values of a particular level output and level type to the same value.
Designer Mode Menu Reference 19.3.3.5 Disable/Enable Unused Output Channels To completely hide a levels meter/fader, set the name of fader to Unused, perform the following steps: 1. Navigate to the relevant Module LEVELS page. 2. Tap LABEL CHANNEL, then tap the mute/label button of the relevant channel. 3. Type UNUSED, and tap OK. The meter and fader will be invisible on the software Controller, and the meter is also disabled on the front panel of the Lake device.
Designer Mode Menu Reference 19.3.4.2 Lock and Password-Protect a Module or Base Configuration Locking a Module or base configuration enables access security (such as hiding EQ overlays, setting XOVER screens to View Only, and disabling level functions). The LABEL & LOCK function activates security in both User Mode and Designer Mode, allowing certain settings to be protected from other system designers. From the Modules menu, tap a Module icon to select it. 1. Tap LABEL & LOCK. 2.
Designer Mode Menu Reference 2. Minimize the Controller and, using a text editor (such as Microsoft Notepad), create a text (.txt) file containing the text you require. 3. Store this text file in the Lake folder in your Windows My Documents directory e.g. My Documents\Lake\LakeController_vX.XX\Modules\Modules.txt Since Lake Controller v6.3, user data files are stored in My Documents\Lake. Or goto Start > All Programs > Lake Controller vX.
Designer Mode Menu Reference Module descriptions can be modified by editing the text file, or removed by deleting the text file. A shortcut to the data/user folder is available at: START > PROGRAMS > LAKE CONTROLLER > LAKE CONTROLLER USER DATA FILES. Folder descriptions can also be created by placing a text file with the same name as the folder in the same directory as the folder. 19.4 Designer Worksheets 19.4.
Designer Mode Menu Reference Figure 19-15: Levels-Design Worksheet 19.4.2 Worksheet Navigation and Data Entry To navigate to the worksheets, select one of the Design tabs at the top of the screen. 19.4.2.1 External Keyboard Entry For fast data entry via the Designer Worksheet, an external keyboard should be attached. Use the arrow keys to navigate around the cells of the worksheet, and enter values and data using the keyboard.
Designer Mode Menu Reference 19.4.2.2 On-screen Keyboard Entry If a keyboard is not attached, you may select a cell using the touch screen: ▸▸ A single tap selects the cell. ▸▸ A double tap displays the on-screen keyboard to allow you to enter the data. Cell Cut/Copy/Paste functionality is not available without an external keyboard attached. 19.4.
Designer Mode Menu Reference BESSEL BUTTERWORTH LINKWITZ-RILEY BE6 BU6 - BE12 BU12 LR12 BE18 BU18 - BE24 BU24 LR24 BE30 BU30 - BE36 BU36 LR36 BE42 BU42 - BE48 BU48 LR48 Table 19-3: Classic Crossover Types 19.4.3.3 Linear Phase Crossover Types The following HPF/LPF types are allowed for Linear Phase 2-Way and 3-Way Module crossover points only (i.e. not the HPF on the lowest output channel or the LPF on the highest output channel for the Module).
Designer Mode Menu Reference EQ TYPE DESCRIPTION GAIN FREQUENCY BANDWIDTH LS Low Shelf 0 dB 125 Hz 1.9 BP Band-pass (Parametric) 0 dB 500 Hz 0.33 AP All Pass 2nd Order 800 Hz 0.33 HS High Shelf 0 dB 8 kHz 1.9 Table 19-5: Output EQ Types 19.4.4 HPF/LPF - Design (Mesa EQ Only) Crossovers, EQ, and All Pass filters are not available on the Mesa EQ HPF/LPF - DESIGN screen. The same HPF/LPF types are available for Mesa EQ as listed in Table 19-2. 19.4.
Designer Mode Menu Reference Figure 19-17: Polarity Locked Designer worksheets are not available in User Mode, and in the example shown in Figure 19-17, only the input and low output polarity buttons will be visible. 19.4.6 PEQ - Design The PEQ-DESIGN worksheet displays the details for each PEQ overlay for the selected Lake device. Table 19-6 shows the available PEQ type abbreviations, descriptions, and default values. EQ TYPE DESCRIPTION GAIN FREQUENCY BANDWIDTH LS Low Shelf 0 dB 125 Hz 1.
Lake-enabled Amplifier Reference 20. Lake-enabled Amplifier Reference This chapter describes information specific using the Lake Controller with Lake-enable amplfiers including PLM, PLM+ and D Series devices. For further details on each product, please refer to the relevant Operation Manual. 20.1 Signal Flow The diagrams below depict the audio signal flow for Lake-enabled amplifiers.
Lake-enabled Amplifier Reference 20.2 Monitoring & Control Many basic operating parameters are available in both the Lake Controller software and on the front panel (except for D Series). These include, for example, gain adjustment, monitoring of output levels and temperatures, and power control. Basic per-channel operating parameters and gain adjustments are presented in the Status tab, with certain adjustments and power control accessed via the Control tab.
Lake-enabled Amplifier Reference 20.5 Navigation The EVENTS & CONTROL functionality, when used with Lake-enabled amplifiers, provides additional module-level information including STATUS, HISTORY and LOADSMART information. MODULE VIEW and GLOBAL VIEW. Each has further tabbed views. Figure 20-3: Events & Control Module View Tabs 20.5.1 Accessing Module View Module View can be accessed by three different methods. 1. Tap HOME [F1] then tap a Module icon.
Lake-enabled Amplifier Reference The channels are presented in Module output order (e.g. low, mid, high). If a Module output is assigned to more that one power output channel then this is displayed accordingly (e.g. low, low, mid, high). The amplifier’s meters are reproduced as vertical bar graphs. Each channel strip provides an attenuation fader, phase reverse button, and mute button.
Lake-enabled Amplifier Reference 20.6.1 Attenuation 1 The virtual fader permits adjustment of the channel’s attenuation, from 0 dB (fader fully open) to - ∞dB (fader closed). Moving this fader has the same effect as adjusting attenuation on the front panel in Menu Mode, via MENU > ATTENUATION. The attenuation value may also be set by tapping the numeric display at the top of the fader. A numeric keypad opens allowing an absolute value to be entered. 20.6.
Lake-enabled Amplifier Reference For Modules with two or more identical output channel names, the channel number will be appended. ▸▸ STATUS - OK is displayed when all load detection and monitoring functions report that the load attached to the power output channel is normal. If output conditions are such that a fault or warning state arises, a message will be displayed here advising the nature of the problem. Please refer to the associated Operation Manual for a list of fault/warning messages.
Lake-enabled Amplifier Reference ▸▸ ENABLED activates the buttons and allows a change of state. The Mute and Polarity enable controls are global for all Modules currently in the work area. Controls are reset to defaults at the start of each new session. 20.7 History Tab A log of various optional parameters is maintained within the device. Samples are taken every two minutes. The last 120 samples (i.e. the last 4 hours of operation) may be viewed graphically on the HISTORY tab.
Lake-enabled Amplifier Reference ▸▸ COMBINED HEADROOM – This curve is constructed from all the individual parameters listed below, and shows the maximum value derived from all of them at each sample time. ▸▸ FRAME PSU TEMP – Displays the temperature of the PSU relative to its maximum safe level. ▸▸ AMP CHANNEL TEMP – Displays the temperature of the power output channel devices relative to their maximum safe level.
Lake-enabled Amplifier Reference The SELECT/DESELECT ALL button toggles states to either select or deselect all channels on the selected Module. With a single channel selected, clicking the graph will display the time and sample number for that sample on the status line. A white dot is displayed on the graphs if a powercycle of the Frame was performed during the sampling period. 20.
Lake-enabled Amplifier Reference 20.9 LoadSmart Tab The LoadSmart page is selected by tapping the LoadSmart tab in Module view. LoadSmart loudspeaker verification is initiated from this tab. LoadSmart generates a test signal which is applied to the power output stage. Measurements are taken at the power output stage, and the results computed for the speaker type, using data from the LoadLibrary.
Lake-enabled Amplifier Reference 20.9.1 Number of Cabinets The number of loudspeaker cabinets connected in parallel to each channel is entered in the No. of Cabinets in Parallel field. LoadSmart uses this value for verification purposes. This data may also be entered via the PLM or PLM+ Series front panel. Please refer to the relevant Operation Manual for further information. 20.9.
Lake-enabled Amplifier Reference are muted and a sequenced sweep is issued. After the verification procedure has been conducted, the LOAD RESULTS window appears. Simultaneous load verification of all Lake-enable amplifiers on the network can be initiated from the GLOBAL CONTROL tab. Please refer to section 20.9. LoadSmart verification can be initiated from the PLM and PLM+ front panel, with a reduced set of results displayed on the front-panel LCD. Refer to the relevant Operation Manual for further info.
Lake-enabled Amplifier Reference 20.9.6 LoadSmart Results LOAD RESULTS reports the findings of the verification procedure. Results for each power output is displayed together with a summary in the ALL column. 20.9.6.1 Load Type Verification The results shown in the Load type row of the table will be one of the following: ▸▸ CORRECT – The measured load characteristics closely match the values predicted from the load library data in combination with the total resistance calculation.
Lake-enabled Amplifier Reference 20.9.6.3 Voice Coil Temperature The VOICE COIL TEMPERATURE row indicates the estimated loudspeaker voice coil temperature from the LoadSmart test results. This is calculated from the LoadSmart verification results and Fingerprint data. The ALL column summarizes temperatures in the order Min/Average/Max. e.g. 20/23/25 = voice coil temperatures in range 20° C to 25° C, with an average value of 23° C. 20.
Lake-enabled Amplifier Reference Figure 20-10: Control Tab with Parameters and Power Control 20.10.2 Amplifier Gain The amplifier gain parameter on the Control tab relates to the power output stage of the amplifier. This gain is set per Module output channel, and it part of Speaker Preset files created for Lake-enabled amplifiers. Any power output channel routed to a Module output will inherit the Amplifier Gain value specified for that Module output.
Lake-enabled Amplifier Reference ▸▸ Rational Power Management (RPM) configuration (PLM+ and D Series only) The maximium upper limit is 600 V, but is capped at the maximium allowed channel voltage for the specific model. In Bridge mode, double the normal maximium channel voltage is allowed. Please refer to the Product Operation Manual for additional information. Module settings are cross compatible between models and the ISVPL threshold can be set to the voltage that a speaker may require.
Lake-enabled Amplifier Reference Selecting Custom RPM mode disables Auto RPM mode; please refer to the CAFÉ Operations Manual for further information on setting Custom RPM settings. When RPM is active, RPM text is displayed next to the Actual ISVPL values. 20.10.4 ISVPL Profile The ISVPL profile controls attack and release times of the ISVPL limiter along with the associated voltage clip behavior. There are six options available as shown and described in Figure 20-11.
Lake-enabled Amplifier Reference 20.10.6 Amplifier Gain and ISVPL Level Limits Designer Mode allows a system designer to set level limits for Amplifier Gain and ISVPL, and hide these parameters. This function is accessed from a button visible only in Designer Mode when both the Module and base configuration file are unlocked. The LEVEL LIMITS button, located in the bottom right hand corner opens a new window where minimum and maximum levels can be set.
Lake-enabled Amplifier Reference Figure 20-12: Global Events Logging Tab 20.11.1 Log Entries Seven items of information per event are displayed in the log in tabular form, as follows: ▸▸ EVENT – Displays system faults or warning notifications. Icons shown below reference the source of the notification. Icons change color, from yellow (warning) to red (fault) to indicate severity.
Lake-enabled Amplifier Reference ▸▸ DURATION – Displays ACTIVE while the fault/warning is active. Once the fault/warning becomes inactive, the duration for which it was active is displayed. Once the event is cleared, its line of text in the log changes color from white to gray. ▸▸ FRAME – Identifies the Frame in which the fault/warning/event occurred by displaying the Frame label. If a Frame label has not been allocated, this field displays the default model name e.g. 10000Q.
Lake-enabled Amplifier Reference ▸▸ Amplifier Output ▸▸ Other: Audio distribution ▸▸ Other: Network The ALL button restores the default state of all six categories being selected. 20.11.3.3 Time It is possible to display only events which have occurred within a user-defined time interval, using the buttons in the TIME box. The options are: ▸▸ SINCE HH:MM – Tapping the HH and MM buttons opens a numeric keypad to allow a ‘Start time’ for displayed events to be entered.
Lake-enabled Amplifier Reference Figure 20-14: Global Control Tab 20.12.1 Global Power Control Two buttons, ON and STANDBY, control the power status of all Lake-enabled devices (except MY8-LAKE) that are online and present in the current system configuration. A confirmation is required prior to changing this status across all devices. Both buttons will be blue if a combination of status are present, or one button will be orange if all devices have the same status.
Lake-enabled Amplifier Reference Both buttons will be blue if a combination of status are present, or one button will be orange if all devices have the same status. Status indicators to the right of the buttons show the total number of power channels in the current system configuration that are MUTED, UNMUTED or OFFLINE. 20.12.3 Global Temperature The current ambient temperature (the temperature of the air surrounding the cabinets) may be entered on this tab.
Lake-enabled Amplifier Reference 20.12.6 Global Dante Enabled Control Two buttons, ON and OFF, control the Dante Enabled status of all devices that are online and present in the current system configuration (not applicable for MY8-LAKE). A confirmation is required prior to changing this status across all devices. Both buttons will be blue if a combination of status are present, or one button will be orange if all devices have the same status.
LM Series Reference and Operation 21. LM Series Reference and Operation This chapter provides information specific to using the Lake Controller with LM Series devices. Please refer to the LM Series Operation Manual for further details on LM Series hardware and front panel functionality. 21.1 Pass-Thru Input Router Functionality 21.1.
LM Series Reference and Operation Figure 21-2: LM Series Signal Flow (Mesa Mode) The signal from the any of the eight input routers identified in Figure 21-1 and Figure 21-2 can be connected directly to any output. This is useful for various reasons, including audio signal conversion (e.g. from analog to digital) and for using the LM Series devices as a break-in box for Dante.
LM Series Reference and Operation 21.1.2 Configuring Pass-Thru Input to Output via Input Router To configure the a pass-thru configuration via an input router: 1. Navigate to HOME > MODULE > IO CONFIG > INPUT CONFIGURATION. 2. Configure the input router with the relevant inputs and priorities as described in section 8.2.2. To route the signal from the pass-thru input routers to a particular output: 3. Navigate to HOME > MODULE > IO CONFIG > OUTPUT CONFIGURATION. Please refer to section 8.2.
LM Series Reference and Operation When connecting the Input Router signal directly to an output (bypassing the Module processing), the Input Router Mutes do not have any affect on the signal path. Please refer to the signal flow diagrams in Figure 21-1 and Figure 21-2. 21.2 GPIO Configuration General Purpose Input/Output control (GPIO), allows external devices such as alarm systems to interface with the LM Series devices and control basic functions including mute, preset recall and standby/power control.
LM Series Reference and Operation Super Modules or Systems containing Lake-enabled amplfiers will display additional data relevant to the amplfiers only. Please refer to chapter 20 for further details. 21.3.1.1 Accessing Events and Control (Module View) Events & Control Module View for LM Series devices can be accessed by three different methods. 1. Tap HOME [F1] then tap a Module icon. Ensure LEVELS is selected, then tap EVENTS & CONTROL (located below the first output fader). 2.
LM Series Reference and Operation 21.3.1.3 Accessing Events & Control (Global View) To access Events & Control Global View: 1. Navigate to the ALL page 2. Tap GLOBAL INFO [F9] 3. Tap EVENTS & CONTROL [F8] Figure 21-6: Global Events and Control Tabs 21.3.2 Control Tab The Control screen is selected by tapping the CONTROL tab after navigating to EVENTS & CONTROL.
LM Series Reference and Operation 21.3.3 Global Power Control Two buttons, ON and STANDBY, control the power status of all devices (except MY8-LAKE) that are online and present in the current system configuration. A confirmation is required prior to changing this status across all devices. Both buttons will be blue if a combination of status are present, or one button will be orange if all devices have the same status.
LM Series Reference and Operation 21.3.6 Global Dante Transmit Enabled Control Two buttons, ON and OFF, control the Dante Transmit Enabled status of all devices (except MY8-LAKE) that are online and present in the current system configuration. A confirmation is required prior to changing this status across all devices. Both buttons will be blue if a combination of status are present, or one button will be orange if all devices have the same status.
LM Series Reference and Operation ▸▸ Super Module View filters the results to show events that apply to all Modules in the Super Module. ▸▸ Global View displays all results for all devices in the system configuration. The data set for the most recent event is repeated in the separate horizontal pane at the bottom of the table. 21.3.7.1 Log Entries Seven items of information per event are displayed in the log in tabular form, as follows: ▸▸ EVENT – Displays system faults or warning notifications.
LM Series Reference and Operation 21.3.7.3 Filtering Options The default event log records and displays all events for all Modules on all Frames on the system. It is possible to reduce the number of log entries displayed by applying filter options available on the right hand side of the table. Regardless of filtering options currently selected, all events are recorded, and may be displayed later as required. Severity Recorded events are divided into three categories: FAULTS, WARNINGS and USER ACTIONS.
MY8-LAKE Reference and Operation 22. MY8-LAKE Reference and Operation This chapter provides information specific to using the Lake Controller with MY8-LAKE devices. Please refer to the MY8-LAKE Operation Manual for further details on MY8-LAKE hardware. 22.1 Signal Flow The diagrams below depict the audio signal flow configurations available for the MY8-LAKE card. Please refer to the section 8.2.14 for details on how to change the audio processing configuration via the Lake Controller software. 22.1.
MY8-LAKE Reference and Operation 22.1.2 Contour Configuration Signal Flow Diagram In loudspeaker processor configuration (Contour mode), the MY8-LAKE provides a 4x12 matrix of loudspeaker processing Modules as shown in the diagram below. Figure 22-2: MY8-LAKE Contour Configuration Signal Flow Diagram Lake Controller Operation Manual Rev 1.5.
MY8-LAKE Reference and Operation 22.1.3 Contour/Mesa Configuration Signal Flow Diagram In hybrid mode (Contour/Mesa), the MY8-LAKE provides a 4x6 matrix of loudspeaker processing Modules and an 8x4 matrix of single channel EQ Modules as shown in the diagram below. Figure 22-3: MY8-LAKE Contour/Mesa Configuration Signal Flow Diagram 278 Lake Controller Operation Manual Rev 1.5.
MY8-LAKE Reference and Operation 22.2 Operation Mode The MY8-LAKE device supports three modes for Host device recognition as shown in Figure 22-4. The default setting of MY8-AE96 provides full functionality. Figure 22-4: Card ID Operation Mode for Host data recognition After changing the operation mode, cycle the power on the MY8-LAKE device to complete the process.
MY8-LAKE Reference and Operation Figure 22-5: Analog Output Reference Options The limiter compensation is active only on Host input channels (Host returns) from Contour Module outputs; outputs from Mesa Modules, or other output types will not have this compensation applied. 22.4 I/O Configuration View Mode Options 22.4.1 Simplified View (not yet implemented) The MY8-LAKE provides a simplified I/O routing view by default for Mesa Mode that allows simple configuration of all input and output parameters.
MY8-LAKE Reference and Operation Figure 22-6: Signal Path for Mesa Module A in Simplified View 22.4.2 Classic View (All devices and configurations) The standard fully functional Lake Controller I/O configuration view (Classic View) is also available for MY8-LAKE Mesa configurations. Classic View is the only option available when the MY8-LAKE is configured in Contour configuration or in the Contour/Mesa hybrid configuration.
Keyboard Shortcuts 23. Keyboard Shortcuts This section describes various keyboard shortcuts that are available when using a computer with a keyboard attached. 23.1 Enabling/Disabling Keyboard Shortcuts Keyboard shortcuts are enabled by default. To disable keyboard shortcuts, perform the following steps: 1. From HOME, tap USER PREFERENCES. 2. Tap KEYBOARD SHORTCUTS [F5]. All keyboard shortcuts will be disabled and the function key labels will be removed from the buttons on the button bar.
Keyboard Shortcuts 23.3.2 Main Navigation/Function Buttons The [F1] through [F10] function keys are mapped sequentially from left to right to the main navigation and function buttons on the button bar. Pressing a function key will have the same effect as tapping the associated button with a touch-screen pen or pointer. This applies to all button bar buttons throughout the system. 23.3.3 Undo/Redo To undo/redo the last LEVELS or EQ change, perform the following steps: 1. Hold down the CTRL key. 2.
Keyboard Shortcuts 23.4.1 GEQ Overlay Shortcuts ▸▸ LEFT ARROW: Moves the GEQ selector one filter to the left ▸▸ RIGHT ARROW: Moves the GEQ selector one filter to the right ▸▸ UP ARROW: Increases the gain of the selected GEQ filter (Fine). ▸▸ UP ARROW + SHIFT/CAPS LOCK: Increases the gain of the selected GEQ filter (Coarse). ▸▸ DOWN ARROW: Decreases the gain of the selected GEQ filter (Fine). ▸▸ DOWN ARROW + SHIFT/CAPS LOCK: Decreases the gain of the selected GEQ filter (Coarse). 23.4.
Keyboard Shortcuts ▸▸ [SHIFT] or [CAPS LOCK] + DOWN ARROW: Decreases the gain of the selected PEQ filter (Coarse). ▸▸ [Q]: Increases bandwidth of selected filter, or the lowest frequency segment of a Mesa filter (Fine). ▸▸ [SHIFT] or [CAPS LOCK] + [Q]: Increases bandwidth of selected filter, or the lowest frequency segment of a Mesa filter (Coarse). ▸▸ [W]: Decreases bandwidth of selected filter, or the lowest frequency segment of a Mesa filter (Fine).
Keyboard Shortcuts ▸▸ LEFT ARROW: Selects the filter to the left of the currently selected filter. ▸▸ RIGHT ARROW: Selects the filter to the right of the currently selected filter. ▸▸ UP ARROW: Increases the gain of the selected EQ filter (Fine). ▸▸ [SHIFT] or [CAPS LOCK] + UP ARROW: Increases the gain of the selected EQ filter (Coarse). ▸▸ DOWN ARROW: Decreases the gain of the selected EQ filter (Fine).
External Control Interfaces 24. External Control Interfaces This chapter describes the options for interfacing with Lake devices from external controllers and interfaces. Functionality is often product specific; please refer to the relevant product operation manual for additional information. 24.1 GPIO (LM Series Only) LM Series devices provide General Purpose Input Output functionality (GPIO) allowing interface with external systems.
External Control Interfaces ▸▸ Preset Store (not applicable for MY8-LAKE) ▸▸ Adjustment of amplifier gain and Voltage Peak Limiter (Lake-enabled Amplifiers only) ▸▸ Activation of LoadPilot on individual power output channels (PLM+ and D Series only) ▸▸ Activation of data transmission for amplifier output voltage and current via Dante (Lake-enabled Amplifiers only Additionally, the following parameters may be retrieved from all devices (except MY8-LAKE) using the DLM Protocol: ▸▸ Preset Name, Firmw
Command Line Options 25. Command Line Options 25.1 Overview The Lake Controller provides a number of command-line options to enable or disable certain functionality. These options may be entered when launching the Controller from a command prompt, or may be set using a shortcut’s target option. As an example, the following steps describe how to configure a shortcut on the desktop to launch the Lake Controller in daylight mode: 1. Right-click on the Microsoft Windows desktop and select NEW > SHORTCUT. 2.
Command Line Options Command Description daylight Forces daylight mode when opening the Lake Controller. Enables a button labelled “Prio” at the top right of the Lake Controller next to the minimize button. Tapping this button provides additional options to allow the entire system to be switched instantly between Input prioirty 1,2,3 or 4, or reverted to independant automatic selection, or to check the current status of all frames.
Firmware Update 26. Firmware Update 26.1 Backup System Configuration and Presets While every effort is made to retain all settings in the device during the firmware upgrade procedure, it is highly recommended that the following steps are followed: 1. Open the previously used version of the Lake Controller software. 2. Tap YES when asked “Do you want to recall the last configuration?” 3. Store the current system configuration using the old version of the Lake Controller. 4.
Firmware Update Figure 26-2: Network Adapter Selection 5. Select the wired adapter to which the Lake devices are connected. The Lake devices will appear in a list with their current firmware versions displayed, similar to that shown in Figure 26-3. The firmware version to be loaded is shown at the top of the screen (target firmware); this will default to the latest version available.
Firmware Update An hourglass will display with the text “Dante version...”; if this does not complete within 30 seconds, press the Refresh Dante button. If the issue continues, open the Dante Controller and press “Reload Device Information”, or restart the computer. . 6. Tap SELECT OLD and then UPDATE. A warning message appears. Figure 26-4: Firmware Update Warning Message 7. Tap OK in response to the warning message. All selected devices are updated in parallel with the latest firmware.
Firmware Update Figure 26-6: Firmware Update Confirmation 9. Cycle the power of each Lake device appropriately. Mains power must be cycled to complete the firmware update. Pressing the front panel standby button will not complete the upgrade. 10. Tap OK, then tap EXIT to quit the firmware update utility. For Lake-enabled amplifiers, if the firmware includes a change for amplifier, front panel or Dante components, additional upgrade activity and progress will be indicated on the front panel.
Preset Manager 27. Preset Manager The Lake Preset Manager Utilities are provided as separate applications for each Lake device. These utilities operate on any PC with a Microsoft Windows XP or above, and a standard Ethernet network interface. For further details about presets, please refer to section 7.10 of this manual. Using the Preset Manager utilities, a sound engineer can easily manage the presets that reside on the device.
Preset Manager Figure 27-1: Preset Manager Default State 27.2 Screen Layout 27.2.1 Main Area The main area is divided into four columns labeled ABCD in Figure 22 1. By default, columns A&B display the contents for the presets folder located on the computer and Columns C&D show the online Frames. The current directory path is displayed above column A / C when COMPUTER is selected. The Preset Manager stores this location upon exiting the program, and restores it when restarted. 27.2.
Preset Manager ▸▸ BLUE - available function based on current selection ▸▸ GRAY - unavailable function based on current selection 27.3 Working with Frames 27.3.1 Selecting a Frame To select a single Frame, tap the associated row in column C. The selected Frame is highlighted orange. Buttons are enabled and disabled depending on the current selection. With one or more Frames selected, the presets are displayed in the column to the right. Figure 27-2: Online Frames 27.3.1.
Preset Manager 27.3.2 Storing a Preset To store the current configuration as a preset on an online Frame: 1. Select an empty slot in column D, and tap STORE PRESET [F2]. 2. Enter a name in the popup window, and tap OK. The current configuration is now stored as a preset on the selected Frames. Figure 27-3: List of Presets for Selected Frame When an existing preset is selected, functions available are: 27.3.2.
Preset Manager 27.3.2.4 Rename Preset [F5] Renames the selected preset on the selected Frames. If one or more of the selected Frames contains a different configuration in a particular preset location, *MISMATCH* displays as the name for that system preset location. The RECALL PRESET and RENAME PRESET buttons are disabled when a location is selected for multiple Frames that contain a preset mismatch. 27.3.2.5 Select Multiple [F6] Allows the selection of multiple items.
Preset Manager To remove an existing Frame password, select the Frame, tap CHANGE PASSWORD, enter the current password, then tap OK twice. Figure 27-5: Online Frame with Locked Presets and Password Removed The open green lock displayed in Figure 27-5 identifies the preset is locked but no password is set. Setting a FRAME PASSWORD will lock the preset again. 27.3.2.8 Exclude/Include Labels [F9] Presets may be set to exclude the Frame label and Dante device name by using the EXCLUDE LABELS function.
Preset Manager It is recommended to Exclude Labels on all Presets when transferring the same Presets or Bank Files to multiple devices. If Exclude Labels is not set, the device’s Frame Label and Dante device name will change during Preset Recall to the value present when the Preset was created. 27.4.1 Creating a New Bank File A new empty bank file is created by tapping NEW BANK [F3]. This button is available only when the COMPUTER column is selected, column A by default.
Preset Manager 27.4.2 Bank File / Folder Functions When a bank file or a folder is selected, the following options are available. 27.4.2.1 Open [F1] The action of OPEN [F1] depends on what is currently selected. If a bank file is selected, it displays the presets of the selected bank file in column C or D. If a folder is selected, it displays the contents of the folder in column A or B. 27.4.2.2 New Folder [F2] Creates a new folder in the working directory. 27.4.2.
Preset Manager 27.4.3.1 Clear Preset [F4] Deletes the selected presets from the bank file. 27.4.3.2 Rename Preset [F5] Renames the selected preset in the bank file. 27.4.3.3 Select Multiple [F6] Allows the selection of multiple items using multiple single tap actions; equivalent to holding down [CTRL] on a keyboard. 27.4.3.4 Set Bank Password/Change Password [F7] Sets or changes the password for the selected bank file.
Preset Manager Figure 27-7: Transferring Presets from a Device to a Bank File In this exmaple, files are copied from the device to the computer (bank file) and will appear in the destination column as shown on column B in Figure 27-8 once the transfer is complete. Bank file presets can be transferred in the same way as indicated below.
Preset Manager Lake Device Bank Filename Extension PLM+ and D Series (all models) .lpf PLM 20000Q .tpa / .tsb ^ PLM 14000 .ppa PLM 10000Q .gpa LM 44 .fpa LM 26 .lpa * 20000 DP .tsb / .tpa ^ Table 27-1: Bank File Extensions ^ PLM 20000Q and 20000 DP Frame Preset files are cross-compatible. .* LM 26 and legacy Dolby Lake Processor file extensions are identical, although the Presets contained within these files are not compatible across these device types. 27.5 Common Functionality 27.5.
IP Address Reference 28. IP Address Reference In most applications, the IP addresses and other configuration parameters of the underlying Ethernet system will not need to be adjusted by the end user.
IP Address Reference ▸▸ Dante specific documentation included in the Lake Controller software installation ▸▸ Lake Processing forum @ http://support.labgruppen.com/home If desired, you can also use Class A (except for PLM+), Class B (recommended) or Class C private IP address ranges. These addresses require additional configuration, and thus more knowledge of IP addresses and networking.
Corporate Information 29. Corporate Information 29.1 Contact Details Address: LAKE Faktorvägen 1 SE-434 37 Kungsbacka SWEDEN Phone: Fax: +46 300 56 28 00 +46 300 56 28 99 Email: Website: support@lakeprocessing.com www.lakeprocessing.com 29.2 Trademarks Lake is a national and/or international registered trademarks of Lab.gruppen AB. PLM, PLM+, Powered Loudspeaker Management, LoadLibrary, LoadSmart, SpeakerSafe, BEL and ISVPL are trademarks of Lab. gruppen AB.
Operation Manual I N T E R N AT I O N A L C O N TAC T ► I N F O@L A K E P R O C E S S I N G .C O M U S & C A N A DA C O N TAC T ► I N F O@T C G - A M E R I C A S .C O M L A K E I S A W H O L LY- O W N E D S U B S I D I A R Y O F L A B . G R U P P E N A B , S W E D E N W W W.L ABGRUPPEN.
