DTR Series® Title Page DTR550 & DTR650 User Guide 550 Motorola, Inc.
Foreword The information contained in this manual relates to all DTR Series portable radios, unless otherwise specified. Product Safety and RF Exposure Compliance ! Caution Before using this product, read the operating instructions for safe usage contained in the Product Safety and RF Exposure booklet enclosed with your radio. ATTENTION! This radio is restricted to occupational use only to satisfy FCC RF energy exposure requirements.
Table of Contents Foreword ......................................................................................inside cover FCC Licensing Information ...........................................................................v Chapter 1 Introduction ......................................................................... 1-1 Notations Used in This Manual................................................................................................................ 1-1 Your DTR Series Radio ............
ii Table of Contents Call Alerts ................................................................................................................................................ 2-4 Sending Call Alerts ........................................................................................................................ 2-4 Receiving a Call Alert..................................................................................................................... 2-4 Text Messaging ........................
Table of Contents Chapter 5 iii Cloning Mode ...................................................................... 5-1 Entering Cloning Mode ............................................................................................................................ 5-1 Cloning Using the Cloning Cable............................................................................................................. 5-1 Cloning by Sending a Contact ...............................................................
iv February 10, 2005 Table of Contents 9980384R89-O
FCC Licensing Information DTR Series® professional two-way radios operate in the license-free 900 MHz ISM band and are subject to the Rules and Regulations of the Federal Communications Commission (FCC) This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
vi : Notes February 10, 2005 9980384R89-O
Chapter 1 Introduction Thank you for purchasing a Motorola‚ DTR Series® radio. Your radio is a product of Motorola’s 75 plus years of experience as a world leader in the designing and manufacturing of communications equipment. The DTR Series radios provide cost-effective communications for businesses such as retail stores, restaurants, schools, construction sites, manufacturing, property and hotel management, and more.
1-2 Introduction: Notations Used in This Manual Your model number is shown on the radio lens above the display, and tells you the following information: DTR Features DTR 550 DTR 650 PublicGroups Available Up to 20 (2 default) Up to 50 (5 default) PrivateGroups Available Up to 10 Up to 20 PrivateCall Yes Yes SMS Messaging 5 Quick Notes (15 available) 10 Quick Notes (25 available) Vibracall® Yes Yes Clock/Alarm Yes Yes Scroll List Yes Yes Call Forwarding Yes Yes Remote Disable Re
Introduction: Your DTR Series Radio 1-3 Your DTR Series Radio Antenna Volume Controls Audio Jack 550 Push-to-Talk (PTT) Button Connect audio accessories Option Keys Use to select display options Home Key Menu Key Speaker Use to exit the current menu and return to the idle screen Power Button Navigation Keys Use to scroll menu settings Microphone Plug-in Charging and Connect Data Accessories 9980384R89-O February 10, 2005
1-4 Introduction: Getting Started Getting Started Any time your radio is powered on, the display provides you with information and options. Menu/Status Icons User Name Text Area JOE SMITH Security 5:49pm 11/14 Mesgs Contcs Scroll Setting Menu Icon Display Options The display shown is in idle. The idle screen appears when your radio is on, but not engaged in any activity. Menu Icons Menu icons appear when you are accessing a particular menu.
Introduction: Battery 1-5 Text Area This area displays menus, messages, unit names or IDs, and other information. Display Options Two display options appear at the bottom of most screens. You select a display option by pressing the below it. Menu Key Many features provide context-sensitive menus that let you access related features and actions. the icon appears any time a context-sensitive menu is available. Press to access the menu.
1-6 Introduction: Charging the Radio Charging the Radio While the radio is charging, the display lights and the battery status icon flashes to show the status. The battery will charge in approximately 1-3 hours, and battery gauge will show all segments and stop flashing when fully charged. Charging using the Drop-in Charging Tray NOTE: Use of the Drop-in Charging Tray is recommended for daily use. 1. Place the charging tray on a flat surface. 2.
Introduction: Attaching the Battery 1-7 Charging a Radio and Battery using a Multi-Unit Charger A Multi-Unit Charger (MUC) is available separately (RPN4040) which will charge up to 6 radios, batteries, or a combination of the two at the same time. When charging a radio in the MUC, the battery icon on the radio display shows the charging status. When charging a battery, the LED in front of the pocket indicates charging status.
1-8 Introduction: Swivel Belt Holster Swivel Belt Holster 1. Slide the bottom of radio into the holster and push the top of the radio against it until it snaps into place. 2. To remove, push the tab located on top of the holster and pull the radio from it. NOTE: In case of loss, please contact your point-of-sale to request replacement part number RLN5713. Mini Keyboard A mini keyboard accessory (NNTN5491) is available separately that can be attached to your radio.
Introduction: Mini Keyboard 1-9 Entering Text with the Mini Keyboard If you have attached the mini keyboard correctly and the keyboard bezel is installed on the keyboard base you can begin. Here are some important points to remember when using the mini keyboard. • Your radio accepts a maximum of 512 characters in its largest input fields. • Some of your radio's functions cannot be used simultaneously, just as when you are using your radios without the mini keyboard.
1-10 Introduction: Mini Keyboard Standard Yellow Function Green Function February 10, 2005 Standard Yellow Function Green Function Q 1 APOSTROPHE W 2 " E 3 ~ R 4 ACCENT T 5 + Y 6 ^ U 7 { I 8 } O 9 [ P 0 ] A ! # S @ < D * > F $ UP ARROW G % DOWN ARROW H & LEFT ARROW J ( RIGHT ARROW K ) = L : ; Z - ¡ X _ Å C .
Introduction: Mini Keyboard 1-11 Using Mini Keyboard Key Shortcuts You can perform most of your radio’s functions using the keys on the Motorola mini keyboard. Radio Key Action Left Option Chooses current left display option Right Option Chooses current right display option Keyboard Equivalent Left Option Key Right Option Key Extended Character Set The mini keyboard lets you enter special characters using a combination of keystrokes.
1-12 Introduction: Accessories Other Special Characters To create other special characters, enter the keystrokes listed in the table below.
Chapter 2 General Radio Operations Your radio is ready for use after a fully-charged battery has been installed. However, your radio should be programmed in order to be fully compatible with any existing DTR Series radios and to fully utilize all radio features. Refer to Chapter 3 - Advanced Radio Operations. Turning Your Radio On or Off Press to turn your radio on. The radio chirps and the display briefly shows Motorola.
2-2 General Radio Operations: Selecting a Scroll List Contact Selecting a Scroll List Contact In idle mode, use or to select the desired TalkGroup/Private contact. Press the PTT button for one-touch communication. Viewing a Contact 1. From the main screen, press under Contcs to enter the Contact List. JOE SMITH Security 5:49pm 11/14 Mesgs Contcs The Contact List screen appears with the first contact highlighted in the list. Contacts Mike Jones Receiving Security Alert Back 2.
General Radio Operations: Receiving and Making Calls 2-3 Receiving and Making Calls NOTE: Your DTR Series radio must be programmed to be fully compatible with other DTR Series radios and fully utilize all radio features. Refer to Chapter 3 - Advanced Radio Operations. Types of Calls Your radio can make and receive three different types of voice calls: • PublicGroup – One-to-many communication to all radios set to your channel and PublicGroup number.
2-4 General Radio Operations: Call Alerts Call Alerts Sending a call alert lets the recipient know you want to talk to him or her. When you send a call alert, the recipient's radio emits a series of beeps, or vibrates, and displays your Unit Name or ID along with the time and date. The recipient can: • Answer – begin a call by pressing the PTT button. • Clear – delete the call alert. Sending Call Alerts NOTE: Only Private Contacts can be alerted. 1.
General Radio Operations: Text Messaging 2-5 Text Messaging Your radio can send and receive short text messages to Private or Group contacts. Your radio must be on and within range to receive text messages. Receiving a Message When you receive a text message, “New Message Received” appears on the display. The sender and group (if applicable) are also indicated. New Message Received From Jones Back Read To View the Message 1. Press under Read to read the message.
2-6 General Radio Operations: Text Messaging Replying to a Received Message Your radio has a number of pre-programmed Quick Notes available, or the mini keyboard can be used to create a response. Additional Quick Notes can be created and the existing ones modified/ deleted with the mini keyboard by selecting Text Messaging while in Programming Mode. 1. To reply to the message, press under Reply. Detailed View From:Jones Are you at wo.. Back Reply 2. The Send Message screen appears.
General Radio Operations: Text Messaging 2-7 Sending a Text Message Your radio can send and receive short text messages to Private or Group contacts, and has several pre-programmed Quick Notes available. The mini keyboard can be used to change, add additional, or delete these messages while in Programming Mode. This accessory can also be used to write new messages from User Mode. 1. Press under Mesgs. The message inbox is displayed. JOE SMITH Security 5:49pm 11/14 Mesgs Contcs 2.
2-8 General Radio Operations: Text Messaging 5. Press under Select to choose the message. The display shows the Contact and the message you want to send Compose Msg To:Jones Mesg:Can you mee View Send 6. To change the Contact you are sending to, press under Change. This returns you to the Contact List. Scroll to select the correct Contact and press under Select. 7. To view the text messages in the list, scroll to select the message and press View.
General Radio Operations: Text Messaging 2-9 4. Scroll to highlight the Mesg: option. Press under Change. 5. The Mesg: screen appears. Use the mini keyboard to enter your message. A B C Mesg: Done Delete NOTE: The under Delete can be used to erase characters. Holding message. 6. Once the message is completed, press will delete the entire under Done. 7. Press under Send to send the message. The display shows a confirmation that the message was sent. Deleting a Message 1.
2-10 General Radio Operations: Accessing the Main Menu Accessing the Main Menu 1. Press to access the Main Menu. The Main Menu appears. Main Menu Recent Calls Settings My Info Back Select 2. Scroll through the available menu options. Highlight the desired menu option and press under Select.
General Radio Operations: Recent Calls 2-11 Recent Calls This menu lists recent calls received and allows the user to view, alert or delete recent calls on the list. From the Main Menu, scroll to highlight Recent Calls and press under Select. Viewing a Recent Call 1. Scroll to select a recent call from the list. To view GroupCall details, press To view PrivateCall details, press under View. . The Rec. Call Menu appears.
2-12 General Radio Operations: Settings Deleting Recent Calls 1. Scroll to highlight a recent call from the list. 2. Press . The Rec. Call Menu appears. Rec.CallMenu View Delete Delete All Select Back NOTE: View only appears as a menu option for Private calls. 3. Scroll to highlight Delete to remove only the one call or Delete All to delete all recent calls and press under Select. 4. Select under Yes or No.
General Radio Operations: Settings 2-13 Setting the Display From the Settings menu, scroll to highlight Display and press under Select. The Display menu appears. From the Display menu, you can adjust the contrast and backlight time. Display Contrast:2 Backlight:10 Change Back Adjusting the Contrast 1. From the Display menu, scroll to highlight Contrast and press Contrast screen appears. under Change. The Contrast OK 4 Cancel 2.
2-14 General Radio Operations: Settings Setting VibraCall VibraCall allows you to set the radio to vibrate with no audio alert tones when text messages or call alerts are received. NOTE: This does not mute the audio for voice calls. 1. From the Settings menu, scroll to highlight VibraCall and press under Select. The VibraCall screen appears. A checkmark is displayed to the left of the present selection. Vibracall ! On Off Select Back 2. Scroll to highlight the desired selection. 3.
General Radio Operations: Settings 2-15 Setting the Time 1. From the Clock/Alarm Menu scroll to highlight Time and press Time screen is displayed. under Change. The < > Time: 20am 10: __> Done 2. Scroll to select the desired hour. NOTE: Press and hold or to fast scroll. 3. Press under --> to move to the minutes and scroll to select the desired minutes. 4. Press under --> to move to am/pm and scroll to select the desired setting. 5.
2-16 General Radio Operations: Settings Setting the Alarm Your DTR Series radio has an alarm feature that can be set to remind you of a recurring daily event. From the Clock/Alarm menu, scroll to highlight Set Alarm and press Alarm menu appears. under Select. The Set Set Alarm Alarm:Off Time:12:00am Change Back The Set Alarm menu allows the Alarm to be turned Off or On and to set the Alarm Time. 1. Scroll to highlight Alarm and press under Change. The alarm menu is displayed with On and Off listed.
General Radio Operations: Settings 2-17 7. After completing the time setting press return to the previous menu. under Done to complete the setting and to Setting the Volume The functions of the various selections are as follows: Ringer: volume level for all data status alerts such as Alert Tones and incoming SMS Messages. Turning VibraCall on changes this level to 0. Speaker: volume level for voice messages. Keypad: volume level for keypad presses.
2-18 General Radio Operations: My Info Setting the Speaker Volume 1. From the Volume menu, scroll to highlight Speaker and press Speaker screen appears. under Change. The Speaker OK 6 Cancel 2. Use the Volume Control keys to adjust the Speaker Volume as necessary and then press under OK to save the selection and return to the previous menu. Setting the Keypad Volume 1. From the Volume menu, scroll to highlight Keypad and press pad screen appears. under Change. The Key- Keypad Ok 1 Cancel 2.
Chapter 3 Advanced Radio Operations Accessing the Advanced Menu The Advanced features are for managing your Scroll List, Call Forwarding, Remote Disable, Remote Monitor, and Remote Time. NOTE: Remote Disable, Remote Monitor, and Remote Time are not available, unless Manager Mode has been enabled in Programming Mode (DTR650 model only). From the Settings menu, scroll to highlight Advanced and press screen appears. under Select.
3-2 Advanced Radio Operations: Accessing the Advanced Menu Enabling Call Forwarding Call Forwarding allows a user to notify anyone contacting them that they are not available and suggest a manager or third party to be contacted in their absence. The user contacting them can then choose to transmit to the third party by simply pressing the PTT button. NOTE: Your radio must be on and within range to use this feature while you are away. 1.
Advanced Radio Operations: Accessing the Advanced Menu 3-3 Remote Disabling (DTR650 Models Only) NOTE: Manager Mode must be enabled in order for a user to use this feature. Refer to page 4-9. Remote Disabling allows a user to remotely enable or disable another DTR Series radio on their channel. The selected radio must be turned on and within range in order to be enabled or disabled. Advanced Scroll List Call Forward Remote Disable Select Back 1.
3-4 Advanced Radio Operations: Accessing the Advanced Menu Remote Monitoring (DTR650 Models Only) NOTE: Manager Mode must be enabled in order to use this feature. Refer to page 4-9. Remote Monitoring allows you to monitor a selected radio either for training purposes or if the target radio user is unable to press the PTT button. 1. From the Advance menu, scroll to highlight Remote Monitor and press The Remote Monitor screen appears. under Select. Remote Monitor Joe Smith Jones Select Back 2.
Chapter 4 Radio Programming Program Menu Navigation Chart Display Contacts VibraCall Program Menu Text Messaging Clock/Alarm Scroll List Volume Settings Call Forward Advanced Radio History or to scroll through list Manager Mode* to select display option to exit Program menu * DTR650 radio only.
4-2 Radio Programming: Entering Programming Mode Although factory programmed with default PublicGroups, DTR Series radios require user-specific programming in order to fully benefit from their digital features. This occurs in a separate programming mode which allows access to modify and add contacts, update existing and add new quick notes, and access manager features (DTR650 only) such as Remote Disable and Remote Monitoring.
Radio Programming: Adding Contacts 4-3 Adding Contacts 1. From the Program Menu, scroll to select Contacts and press tacts screen appears. under Select. The Con- Contacts [New Contact] Office Security Select Back 2. Scroll to select [New Contact] and press under Select. The Private screen appears. Private 1 Type:Private Channel:1 Name:Private1 Change Cancel Call Type 1. From the Private screen, scroll to select Type and press screen appears. under Change.
4-4 Radio Programming: Adding Contacts Channel Your radio operates using frequency-hopping technology. Each "Channel" is a group of 50 frequencies. Your radio can transmit and receive on up to 10 channels, but Group messages will not be heard unless you are on the same channel. The home icon on the display indicates that your current scroll list setting is on your channel. Your radio will scan up to 5 groups per channel, and Private Calls are received regardless of channel. 1.
Radio Programming: Adding Contacts 4-5 Programming a Unit ID (Private Calls Only) The unit ID of a private contact can be read over the air or entered using the mini keyboard. 1. Scroll to select ID and press under Read. The ID screen appears. On other radio press Home 3 times then PTT Cancel 2. Use the mini keyboard to enter an 11 digit ID. When the mini keyboard is connected, the left becomes Change.
4-6 Radio Programming: Adding Contacts Selecting Group Only NOTE: Selecting Group Only on a radio prohibits the user from initiating PrivateCalls. 1. Scroll to select Group Only and press appears. under Change. The Group Only screen Group Only Yes None ! No Select NOTE: A Back next to an selection indicates the present selection. 2. Scroll to select the desired entry and press under Select. The display returns to the previous screen with the new Group Only entered.
Radio Programming: Text Messaging 4-7 Entering a Ringer Type (Private Calls Only) A unique alert tone can be identified for each radio in your contact list. There are 12 ringer tones that can be selected. When a ringer tone is highlighted, the audio ringer tone sounds to help in making a selection. 1. Scroll to select Ringer and press under Change. The Ringer screen appears. Ringer !1 2 3 Select NOTE: A Back next to a selection indicates the present selection. 2. Scroll to select the desired ring.
4-8 Radio Programming: Settings 2. Scroll to select [Create Quick.. and press Select. The Quick Note screen appears. A B C Quick Note: Cancel 3. Use the mini keyboard to enter the new message. When the first letter is entered, the left changes to Save and the right changes to Delete. 4. If an error is made while entering the data, ters one at a time. 5. If the new message is correct, press 6. Scroll to select Manager Mode and press appears.
Radio Programming: Settings 4-9 3. Scroll to select Radio History and press under Select. Radio History Tx: Rx: IDL: Back Select TX is the total amount of transmit time. RX is the total amount of receive time. IDL is the total time the radio has been turned on but not receiving or transmitting. Manager Mode Manager Mode provides access to Remote Disable, Remote Monitor, and Remote Time functions in the User Menu.
4-10 February 10, 2005 Radio Programming: Settings 9980384R89-O
Chapter 5 Cloning Mode Cloning mode is used to either add contacts wirelessly to other radios (Private or Groups) or duplicate all radio settings to new radios (using the optional cloning cable). Entering Cloning Mode 1. Press to turn the source radio on. 2. Enter the cloning mode by performing the following steps in sequence: a. Hold down and press the PTT button three times. b. Press the Left c. Press . . d. Press the Right e. Hold down and press the PTT button three times.
5-2 Cloning Mode: Cloning Using the Cloning Cable 2. Connect the cloning cable to both radios. NOTE: The target radio must be turned on, but does not need to be in cloning mode. 3. Press under Clone to start the cloning. The “Cloning in Progress” screen is displayed followed by the “Cloning Successful” screen. If a problem occurs the “Cloning Failed” screen appears. 4. After cloning is completed, the target radio displays the following screen. Radio Cloning Completed Please Turn Off. 5.
Cloning Mode: Cloning by Sending a Contact 5-3 Cloning by Sending a Contact 1. From the Clone menu scroll to select Send Contact. Press Contact screen is displayed. under Select. The Send Send Contact Add:Invalid To:Invalid Change Prgm 2. Scroll to select ADD:. 3. Press under Change to display the list of contacts. Contacts Joe Smith Receiving Security Select Back 4. Scroll to the contact to be added. 5. Press under Select to select the contact to be added. 6. Scroll to select To:.
5-4 Cloning Mode: Cloning by Sending a Contact 8. Scroll to the contact to receive the new contact. 9. Press under Select to select the contact. Send Contact Add:Joe Smith To:Security Change 10. Press Prgm under Prgm. The screen is displayed showing the Add: and To: selections. If these are correct press are not correct press under Go to transmit the selection over the air. If the selections under Back to return to the selection menu. Press Go To Add:Joe Smith To:Security Over The Air Go Back 11.
Chapter 6 Troubleshooting Symptom Try This: Display shows "User Not Available" when PTT pressed Target radio is in a call, try again after 30 seconds to determine if call has been completed. Target radio is out of range. At least one radio (Private or Group call) must be turned on and within range to transmit. No Power Recharge or replace Li-Ion battery. Message not transmitted Make sure Push to Talk is completely pressed while transmitting. Recharge or replace battery.
6-2 February 10, 2005 Troubleshooting: 9980384R89-O
Chapter 7 Motorola Limited Warranty for the United States and Canada What Does this Warranty Cover? Subject to the exclusions contained below, Motorola, Inc.
7-4 Motorola Limited Warranty for the United States and Canada: Who is Covered? Unauthorized Service or Modification. Defects or damages resulting from service, testing, adjustment, installation, maintenance, alteration, or modification in any way by someone other than Motorola, or its authorized service centers, are excluded from coverage. Altered Products.
Motorola Limited Warranty for the United States and Canada: Patent Notice 7-5 Patent Notice This product is covered by one or more of the following United States patents. 5896277 D389158 D389827 D416893 5894292 5864752 5699006 5742484 D408396 D399821 D387758 5894592 5893027 5789098 5734975 5861850 D395882 D383745 D389139 5929825 5926514 5953640 6071640 D413022 D416252 D433001 Export Law Assurances This product is controlled under the export regulations of the United States of America.
7-6 Motorola Limited Warranty for the United States and Canada: Export Law Assurances Notes February 10, 2005 9980384R89-O
INDEX A Accent Marks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11 Accessing Advanced Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1 Main Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-10 Message Inbox . .
2 INDEX: Using the Cloning Cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1 Sending a Contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-3 Charging Using the . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-7 Drop-in Charging Tray . . . . . . .
INDEX: 3 I Icons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-4 Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-4 Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4 INDEX: N Navigation Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-5 Notations Used in This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1 O Other Special Characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-12 P Patent Notice . . . . . .
INDEX: 5 Sending an Alert . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-4 Setting the Clock/Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-14 Setting the Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-13 Setting the Volume. . . .
6 INDEX: Y Yellow/Lock Key Functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-9 Your DTR series Radio. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .