CriticalPoint PUBLIC SAFETY BIDIRECTIONAL AMPLIFIER USER MANUAL RX78V2F-B-AC QE: 1-0-0 Comba Telecom Network Systems Ltd.
INSTALLATION GUIDE FOR RX78V2F-B-AC The information contained herein is the responsibility of and is approved by the following, to whom all enquiries should be directed: This is an unpublished work the copyright in which vests in Comba International ("Comba"). All rights reserved. The information contained herein is confidential and the property of Comba and is supplied without liability for errors or omissions.
INSTALLATION GUIDE FOR RX78V2F-B-AC 0.1 CONTENTS Section Page 0.1 0.2 0.3 0.4 0.5 CONTENTS ....................................................................................................................................... 4 INDEX TO FIGURES AND TABLES ............................................................................................. 6 HISTORY ...........................................................................................................................................
INSTALLATION GUIDE FOR RX78V2F-B-AC 7.4 7.5 APPENDIX D: DEVICE REPORT EXAMPLE ............................................................................ 40 APPENDIX E: RMA (RETURN MATERIAL AUTHORIZATION) .............................................
INSTALLATION GUIDE FOR RX78V2F-B-AC 0.2 INDEX TO FIGURES AND TABLES Figure 1: Front, Side and Bottom Views of the PS BDA Enclosure ................................................................. 11 Figure 2: PS BDA Functional Block Diagram................................................................................................... 13 Figure 3: Layout of the PS BDA .......................................................................................................................
INSTALLATION GUIDE FOR RX78V2F-B-AC 0.3 HISTORY Change No.
INSTALLATION GUIDE FOR RX78V2F-B-AC 0.
INSTALLATION GUIDE FOR RX78V2F-B-AC 0.5 SAFETY NOTICES AND ADMONISHMENTS This document contains safety notices in accordance with appropriate standards. In the interests of conformity with the territory standards for the country concerned, the equivalent territorial admonishments are also shown. Any installation, adjustment, maintenance and repair of the equipment must only be carried out by trained, authorized personnel. At all times, personnel must comply with any safety notices and instructions.
INSTALLATION GUIDE FOR RX78V2F-B-AC user to fine. Ambient temperature range for equipment use: -33 to 55 degrees Celsius. This equipment is not suitable for use in locations where children are likely to be present. The product shall connection of the equipment protective earthing conductor to the installation protective earthing conductor (for example, by means of a power cord connected to a socket-outlet with earthing connection).
INSTALLATION GUIDE FOR RX78V2F-B-AC 1 GENERAL INFORMATION The RX78V2F-B-AC is a new digital dual band public safety repeater (hereafter referred to as PS BDA) designed to protect the lives of first responders and building occupants. Through the use of digital filtering technology, the RX78V2F-B-AC helps eliminate adjacent channel interference to allow band selectivity and support 700MHz and 800MHz rebanding.
INSTALLATION GUIDE FOR RX78V2F-B-AC Electrical 700MHz 800MHz Frequency Range, Uplink MHz 788-805 806-816 Frequency Range, Downlink MHz 758-775 851-861 Share Channels UL sharing 96C, DL 64C+64C Total Output Power, Uplink (Typical) dBm Total Output Power, Downlink dBm 33 33 Maximum System Gain dB 90 90 Gain Adjustment Range (1dB step) dB Pass Band Ripple, p-p dB 4 4 Uplink Noise Figure at max gain dB 7 7 Out-of-Band emission dBc 9kHz to 1GHz dBm 1GHz to 12.
INSTALLATION GUIDE FOR RX78V2F-B-AC 2 EQUIPMENT DESCRIPTION 2.1 FUNCTIONAL BLOCK DIAGRAM INPUT=-57dBm 47dB -7dB OUTPUT=33dBm 50dB DPA_1 DT LNA ADC LNA ADC DAC AMP DAC AMP MT DPA_2 FPGA DAC ADC Transceiver PA AMP LNA Transceiver DL_1 DL DL DL_2 UL AC INPUT OUTPUT = 27dBm BATT INPUT UL PSU INPUT = -63dBm 44dB -7dB 53dB Figure 2: PS BDA Functional Block Diagram In the downlink path, the BTS signals are received by the donor antenna of the repeater.
INSTALLATION GUIDE FOR RX78V2F-B-AC 2.2 EQUIPMENT LAYOUT Shown below is the internal layout of the PS BDA.
INSTALLATION GUIDE FOR RX78V2F-B-AC 2.3 EQUIPMENT CONSTITUTION The typical PS BDA unit consists of the following components: Master Digital Board and Slave Digital Board: The MCU is used to monitor and control the operation of the repeater. It also provides the communication interface for remote control and status indication. LED indicators provide the operation status of the MCU.
INSTALLATION GUIDE FOR RX78V2F-B-AC 3 INSTALLATION 3.1 WARNINGS AND ALERTS Radio Frequency Energies There may be situations, particularly for workplace environments near high-powered RF sources, where recommended limits for safe exposure of human beings to RF energy could be exceeded. In such cases, restrictive measures or actions may be necessary to ensure the safe use of RF energy. High Voltage The equipment has been designed and constructed to prevent, as far as reasonably practicable danger.
INSTALLATION GUIDE FOR RX78V2F-B-AC 3.2 SITE PLANNING CONSIDERATIONS 3.2.1 SITE PLANNING Site Considerations Outdoor equipment is designed to be waterproof, rainproof, and with snow protection. Temporary protection should be taken when the equipment enclosure is opened for installation or maintenance in an outdoor environment. The equipment must not be opened for installation or maintenance in bad weather (e.g.
INSTALLATION GUIDE FOR RX78V2F-B-AC 3.2.2 INSTALLATION CHECKLIST ⚫ Working space available for installation and maintenance for each mounting arrangement. Ensure unrestricted airflow. ⚫ Ensure earth ground point is within reach of the ground wire. ⚫ Ensure a power source is within reach of the power cord and the power source has sufficient capacity. ⚫ Where appropriate, ensure unused RF connectors are terminated.
INSTALLATION GUIDE FOR RX78V2F-B-AC 3.3 INSTALLATION PROCEDURES 3.3.1 GOODS INWARDS INSPECTION ⚫ Verify the number of packages received against the packing list. ⚫ Check all packages for external damage; report any external damage to the shipping courier. If there is damage, a shipping agent should be present before unpacking and inspecting the contents because damage during transit is the responsibility of the agent. ⚫ Open and check each package against the packing list.
INSTALLATION GUIDE FOR RX78V2F-B-AC 3.3.4 WALL MOUNTING ⚫ Drill four holes on the wall using the position of four holes on the mounting rack as a guide. Fix the mounting rack to the wall using four masonry bolts (M10x110mm). ⚫ Install the Mounting Rack to the wall. ⚫ Hang the equipment and secure the enclosure to the mounting rack. Figure 5: PS BDA Wall Mounting 3.3.5 DRIP-LOOP Comba recommends that every horizontal cable entry to the equipment forms a 'U' before its entry to the equipment.
INSTALLATION GUIDE FOR RX78V2F-B-AC 3.4 EQUIPMENT CONNECTORS 3.4.1 PS BDA CONNECTORS The PS BDA is designed for all cable entries from the right or left of the enclosure, as shown in the following figure. Figure 6: Equipment Connectors Table 1: Equipment Connectors Identifier Descriptions Knock Out 3/4’’: For Hybrid cable (include AC cable and monitor cable from BBU) 1’’: Reserved.
INSTALLATION GUIDE FOR RX78V2F-B-AC 3.4.2 PS BDA LED INDICATORS The LED indicators help user to check the equipment status easily. Figure 7: LED Indicators Table 2: LED Indicators Identifier Colour Indication RUN Green Operation indicator, flashes every second to indicate normal operation. ALM Red Alarm indicator. ON = alarm; OFF = no alarm. DRY1 Red/Green Green=Normal; Red=Alarm(AC power) DRY2~8 Red Alarm indicator. ON = alarm; OFF = no alarm. 3.4.
INSTALLATION GUIDE FOR RX78V2F-B-AC Protective Ground Connection The enclosure must be grounded securely by connecting a copper wire (CSA 16mm 2) to the grounding terminal on the equipment/rack, and the other end to a protective ground (i.e. building earth point). An internationally acceptable color code of the ground connection wire is green/yellow. Such a ground connection implements the “Protective Ground Connection”, and must be connected to the equipment at the designated ground point.
INSTALLATION GUIDE FOR RX78V2F-B-AC 3.4.6 DRY CONTACT CABLE CONNECTION Below please find the pin definitions of dry contact cables. Table 3: Pin Definition of Dry Contact Cable Pin NO.
INSTALLATION GUIDE FOR RX78V2F-B-AC 4 COMMISSIONING 4.1 PRE-COMMISSIONING TASKS After equipment installation, perform the following steps before equipment powering and commissioning: ⚫ Verify that the expected voltage, current and power levels do not violate any ratings. ⚫ Visually inspect the power connection within the equipment. Ensure that the power cable is correctly and securely connected, including the grounding wire, RF cable and other cables.
INSTALLATION GUIDE FOR RX78V2F-B-AC 4.2 COMMISSIONING PROCEDURE Perform the following procedures for system commissioning.
INSTALLATION GUIDE FOR RX78V2F-B-AC Table 4: Commissioning Task Explanation Commissioning Tasks 1. Isolation detection Observation ⚫ Detect isolation of service antenna and donor antenna. ⚫ Enter the center frequency of the main control channel, the commissioning guide will provide recommended DL/UL gain settings based on main control channel input power and the total channel numbers.
INSTALLATION GUIDE FOR RX78V2F-B-AC 5 WEB GUI The PS BDA can be monitored and controlled via the WEB GUI; use the following guide to finish system parameter setting and commissioning. 5.1 WEB GUI CONNECTION Step 1: Connect the OMT port to the PC RJ45 port with the supplied RJ45 cable to set up a physical connection. Step 2: Open a browser (browser IE7.0, IE8.0, Chrome or Firefox, suggested display resolution is 1024×768), input Web GUI IP address: 192.168.8.101, click [Enter].
INSTALLATION GUIDE FOR RX78V2F-B-AC 5.2 WEB GUI INTRODUCTION After log in, the Web GUI main screen will appear. Figure 12: Web GUI Main Screen On Comba Web GUI Home Screen, there are three Menu bars: [Device], [Commissioning], [Tools] and [Management]. 5.2.1 [DEVICE] The [Device] Screen shows the equipment status, such as BDA overview, External/Dry Contact ALM, Internal Charger Status and Advance setting, etc.
INSTALLATION GUIDE FOR RX78V2F-B-AC ➢ External/Dry Contact ALM This screen shows the alarm status. Figure 14: External/Dry Contact ALM Screen ➢ Channels This screen is available for PS BDA to adjust the center frequency and the bandwidth.
INSTALLATION GUIDE FOR RX78V2F-B-AC 5.2.2 [COMMISSIONING] A work flow of the commissioning process is shown on [Commissioning] Screen. Figure 16: Fast commission Screen Figure 17: Isolation Check Screen 5.2.3 [TOOLS] The [Tools] screen includes Reset/Import/Export and License.
INSTALLATION GUIDE FOR RX78V2F-B-AC Figure 18: Reset/Import/Export Screen Note: Click Restore, all the parameters and alarms will be reset to factory default value, or Click Reset to reset Device or PAs. Figure 19: License Screen For the CriticalPoint BDA, users can switch the configuration anytime by changing the license in the WEBOMT. There are 4 difference licenses: 700MHz single band license, 800MHz single band license, Class A and Class B.
INSTALLATION GUIDE FOR RX78V2F-B-AC Figure 20: Firmware Upgrade Screen Figure 21: Device Information Screen ENU STATUS : 1-0-0 Copyright - refer to title page Page 33
INSTALLATION GUIDE FOR RX78V2F-B-AC Figure 22: User Management Screen End of Section ENU STATUS : 1-0-0 Copyright - refer to title page Page 34
INSTALLATION GUIDE FOR RX78V2F-B-AC 6 MAINTENANCE The PS BDA is designed for trouble-free operation and generally does not need maintenance. Maintenance activities should only be carried out by trained personnel. Periodic inspection of the repeater equipment(s) is recommended, the recommended tasks includes: ⚫ Verify the direction and position of antennas. Re-align if necessary. ⚫ Make sure the cable connector and sealing on the RF cable connectors are not damaged.
INSTALLATION GUIDE FOR RX78V2F-B-AC 7 APPENDICES 7.1 APPENDIX A: TOOLS The following are the recommended list of tools for new installation and routine maintenance. ⚫ Slotted Screwdriver ⚫ Philips Screwdriver ⚫ Ring Spanner (Assorted size: 12~20mm) ⚫ Electrically operated drill and masonry drill bits 12mm ⚫ Anti-static Wrist Strap ⚫ Side Cutter ⚫ Frequency Counter (e.g. FLUKE PM6685R) ⚫ RF Power Meter (e.g.
INSTALLATION GUIDE FOR RX78V2F-B-AC 7.2 APPENDIX B: DECLARATION OF HARMFUL SUBSTANCES AND CONTENT Product Name: Public Safety BDA Model: RX-7W22 Harmful substance and content of this product as below table shown: Part Name Harmful Substance Pb Hg Cd Cr (VI) PBB PBDE A × ○ ○ ○ ○ ○ B × ○ ○ ○ ○ ○ Note: Above table complies with SJ/T 11364. ○: Indicates that the harmful substance content in all homogeneous materials for corresponding part is under the limited requirement of GB/T 26572.
INSTALLATION GUIDE FOR RX78V2F-B-AC 7.3 APPENDIX C: TROUBLESHOOTING QUICK GUIDE Alarm list: Signal Booster Failure Dry contact alarm Over Temperature alarm Low Input alarm PLL alarm VSWR alarm Antenna Malfunction Dry contact alarm LNA alarm DL PA alarm Shutdown alarm High input alarm Figure 23: Alarm list Troubleshooting: Alarms Causes and actions Low input (for DT port) DT composite input power lower than -80dBm will trigger the alarm 1. Donor antenna/passive system failure 2.
INSTALLATION GUIDE FOR RX78V2F-B-AC Reset PA: The Downlink PA will try to automatically reboot during the first 2 hours after alarms occur and then may shutdown permanently if alarms still exist. Users need to manually reset the PA in WEBOMT after fixing the alarm.
INSTALLATION GUIDE FOR RX78V2F-B-AC 7.
INSTALLATION GUIDE FOR RX78V2F-B-AC 7.
INSTALLATION GUIDE FOR RX78V2F-B-AC ENU STATUS : 1-0-0 Copyright - refer to title page Page 42
