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Comba Telecom RA-5200 Installation Manual

Tri-band remote radio system
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TRI-BAND REMOTE RADIO SYSTEM
This is an unpublished work the copyright in which vests in Comba International ("Comba").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. No part may be reproduced, disclosed or used except as authorised by contract or other written permission. The
copyright and the foregoing restriction on reproduction and use extend to all media in which the information may be embodied.
RA-5200 QI
ENU Status : 1-0-0
INSTALLATION GUIDE FOR RA-5200
RA-5200
INSTALLATION GUIDE
Copyright - refer to title page
The information contained herein is the
responsibility of and is approved by the
following, to whom all enquiries should
be directed in the first instance:
Techinical Writing
Comba Telecom Ltd.
Page 1

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Summary of Contents for Comba Telecom RA-5200

  • Page 1 INSTALLATION GUIDE FOR RA-5200 RA-5200 TRI-BAND REMOTE RADIO SYSTEM INSTALLATION GUIDE The information contained herein is the responsibility of and is approved by the following, to whom all enquiries should be directed in the first instance: Techinical Writing Comba Telecom Ltd.
  • Page 2 The product that will be commercialized in Brazil will not support UMTS 2.1GHz Comba Telecom Ltda R Gomes de Carvalho 1655 cj 101/102 Tel&Fax: +55 11 49313099 / 38422757 04547-006 Vila Olímpia E-mail: comba_brazil@comba-telecom.com São Paulo, Brazil...

  • Page 3: Table Of Contents

    SAFETY NOTICES AND ADMONISHMENTS ..............10 SERVICING POLICY AND RETURN OF EQUIPMENT............11 0.10 READERS COMMENTS ..................... 12 GENERAL INFORMATION ....................13 RA-5200 SALEABLE ENTITY ..................... 16 EQUIPMENT DESCRIPTION....................17 SYSTEM DIAGRAM ......................17 TYPICAL APPLICATION ..................... 19 2.2.1 DUAL FIBER CONFIGURATION ..................19 2.2.2...
  • Page 4 INSTALLATION GUIDE FOR RA-5200 3.5.11 CONNECT TO PC....................... 57 COMMISSIONING....................... 58 PRE-COMMISSIONING TASKS ..................58 LED INDICATORS....................... 59 4.2.1 MOU LED INDICATORS ..................... 59 4.2.2 ROU/RRU LED INDICATORS..................... 59 OMT............................. 60 4.3.1 OMT SOFTWARE INSTALLATION ..................60 4.3.2 OMT SOFTWARE VERSION....................60 4.3.3...

  • Page 5: Index To Figures And Tables

    Fig 32: RF Info. --- Pre-ATT ........................61 Fig 33: “O” ring fitting details ......................... 69 Table 1: MOU shelf equipping rule......................24 Table 2: RA-5200 Regular KOP ......................29 Table 3: MOU KOP ..........................29 Table 4: ROU KOP..........................29 Table 5: RRU KOP ..........................
  • Page 6 Table 24: ROU/RRU LED Indicators ..................... 59 Table 25: Management - RF parameters ....................63 Table 26: Alarm List for RA-5200......................64 Table 27: Comparison between UL Gain and UL Output Noise Level..........67 Table 28: Alarms diagnosis ........................68...

  • Page 7: History

    INSTALLATION GUIDE FOR RA-5200 0.4 HISTORY Change No. Details Of Change 1-0-0 Document Initially developed in Dec, 2006 RA-5200 QI Copyright - refer to title page Page 6 ENU Status : 1-0-0...

  • Page 8: Issue Control

    INSTALLATION GUIDE FOR RA-5200 0.5 ISSUE CONTROL Issue Control Date Section RA-5200 QI Copyright - refer to title page Page 7 ENU Status : 1-0-0...

  • Page 9: References

    INSTALLATION GUIDE FOR RA-5200 0.6 REFERENCES 0.6.1 RA-5200 DS, ENU 1-2-4 RA-5200 Tri-Band Remote Radio System Released on 05-Jan-2007 Datasheet 0.6.2 RA-31GD00-1001YH RA-5200 Tri-Band Remote Radio System Dated Dec., 2006 Original manual 0.6.3 OMT v3.20 QE 1-1-0 OMT v3.20 Software Product Manual Released in Nov., 2006...

  • Page 10: Glossary Of Terms

    INSTALLATION GUIDE FOR RA-5200 0.7 GLOSSARY OF TERMS Automatic Level Control Attenuation Base Station Base Transceiver Station Decibel Decibels relative to 1 milliwatt Downlink Duplexer Donor Terminal EEPROM Electrically Erasable Programmable Read Only Memory E/O,O/E Electrical/Optical, Optical/Electrical Hertz Identification Low Noise Amplifier...

  • Page 11: Safety Notices And Admonishments

    INSTALLATION GUIDE FOR RA-5200 0.8 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.

  • Page 12: Servicing Policy And Return Of Equipment

    INSTALLATION GUIDE FOR RA-5200 0.9 SERVICING POLICY AND RETURN OF EQUIPMENT The repair of individual units and modules of this equipment is not considered practicable without factory facilities. It is, therefore, the policy of Comba whereby faulty units or modules are returned to the local agent for repair.

  • Page 13: Readers Comments

    INSTALLATION GUIDE FOR RA-5200 0.10 READERS COMMENTS Whilst every endeavour is made to ensure the accuracy of this and all Comba documents, there is always the possibility that an inaccuracy or omission could occur. In order that any amendment/remedial action can be carried out promptly, we would appreciate your co–operation in filling out and returning a photocopy of this customer reply sheet as soon as possible.

  • Page 14: General Information

    This system consists of Master Optical Unit (MOU) RA-5200-D, Remote Optical Unit (ROU) RA-5200- O and Remote Radio Unit (RRU) RA-5200-R. The MOU accommodates slide-in modules that can support up to four RRUs through Fiber Optical Unit (FOU).

  • Page 15: Fig 1: View Of Mou Fully Equipped Shelf

    INSTALLATION GUIDE FOR RA-5200 The figures below show the equipment enclosure layout of RA-5200 MOU, ROU and RRU: Fig 1: View of MOU fully equipped shelf RS-485 WCDMA GSM900 GSM1800 200-240V ~ 50Hz/60Hz OP/UP OP/DOWN Fig 2: Front, side and bottom views of ROU enclosure...

  • Page 16: Fig 3: Front, Side And Bottom Views Of Rru Enclosure

    INSTALLATION GUIDE FOR RA-5200 RS-485 200-240V 50Hz/60Hz GSM900 WCDMA GSM1800 Fig 3: Front, side and bottom views of RRU enclosure RA-5200 QI Copyright - refer to title page Page 15 ENU Status : 1-0-0...

  • Page 17: Ra-5200 Saleable Entity

    Saleable Entitles: Part Number Examples for this product are: RA5200-D 31F35F75F60P00G35S75W60AXXM01OP3 RA5200-O 31F35F75F60G35S75W60AXXOP3 RA5200-R 31F35F75F60P27P30P36G35S75W60AXX For further information to each RA-5200 Saleable Entity, please contact Comba. End of Section RA-5200 QI Copyright - refer to title page Page 16...

  • Page 18: Equipment Description

    INSTALLATION GUIDE FOR RA-5200 2 EQUIPMENT DESCRIPTION SYSTEM DIAGRAM ! " " ¡ ! " " ! " " ! " Fig 4: MOU system diagram RA-5200 QI Copyright - refer to title page Page 17 ENU Status : 1-0-0...

  • Page 19: Fig 5: Rou+Rru System Diagram

    INSTALLATION GUIDE FOR RA-5200 Fig 5: ROU+RRU system diagram As shown in the above figures, the separate or combined signals as GSM900, DCS1800 and WCDMA from the BTSs are received and converted into optical signals after amplification in the MOU, and then the optical signals are transmitted to the ROU via optical fiber.

  • Page 20: Typical Application

    INSTALLATION GUIDE FOR RA-5200 TYPICAL APPLICATION 2.2.1 DUAL FIBER CONFIGURATION For equipments without configuring WDM Unit, the dual fiber configuration is applicable. Refer to the following two applications: 2.2.1.1 Typical Application of Dual Fiber Configuration Typically one MOU can be connected with one or two RRU (s) through using the Single Channel FOU or Double Channel FOU.

  • Page 21: Fig 8: Application Of One Mou With Four Rrus Through Two Double Channel Fous

    INSTALLATION GUIDE FOR RA-5200 2.2.1.2 Extension Application of Dual Fiber Configuration A fully equipped MOU can host up to four RRU (s) by equipping two Double Channel FOUs. Refer to the figure below: Tx/Rx WCDMA OP Downlink1 OP Downlink 1310nm...

  • Page 22: Single Fiber Configuration

    Refer to the following two applications of single fiber configuration: 2.2.2.1 Typical Application of Single Fiber Configuration Shown below is a typical application showing the ability to interwork RA-5200 with existing fiber (e.g. 1310nm occupied) Tx/Rx...

  • Page 23: Fig 11: Application Of One Mou With Four Rrus Through Two Double Channel Fous With Wdm

    INSTALLATION GUIDE FOR RA-5200 2.2.1.3 Extension Application of Single Fiber Configuration A fully equipped MOU can host up to four RRU (s) through FOU. This can be achieved by accommodating two Double Channel FOUs with WDM. Refer to the figure below:...

  • Page 24: Equipment Layout

    INSTALLATION GUIDE FOR RA-5200 EQUIPMENT LAYOUT The MOU RA-5200-D is constructed into a 19” shelf, it is connected via the connectors located on the front and back panel. The ROU RA-5200-O and RRU RA-5200-R are designed for all cables entries from the bottom of the enclosure.

  • Page 25: Table 1: Mou Shelf Equipping Rule

    INSTALLATION GUIDE FOR RA-5200 Shown below is the equipping rule of the MOU shelf. Solution and SIU equipping Slot 1 Slot 2 Slot 3 Slot 4 Slot 5 Slot 6 Slot 7 4x RRU Solution 3x RRU Solution 3x RRU Solution...

  • Page 26: Fig 14: Rou Equipment Layout

    INSTALLATION GUIDE FOR RA-5200 The internal layout for the ROU is shown below: Splitter Splitter Optical TX / RX Module Adapter Adapter Adapter Fig 14: ROU equipment layout RA-5200 QI Copyright - refer to title page Page 25 ENU Status : 1-0-0...

  • Page 27: Fig 15: Rru Equipment Layout

    INSTALLATION GUIDE FOR RA-5200 The internal layout for the RRU is shown below: DPX 900M DPX 1800M 900M DL PA DL PA 900M 1800M Fig 15: RRU equipment layout RA-5200 QI Copyright - refer to title page Page 26 ENU Status : 1-0-0...

  • Page 28: Equipment Constitution

    INSTALLATION GUIDE FOR RA-5200 EQUIPMENT CONSTITUTION This optical repeater consists of MOU and RRU that consists of the modules described below: The MOU consists of: • Power Supply Unit (PSU): Converts the input voltage into stable DC to supply power for other modules and to charge the internal Li-ion battery.
  • Page 29 INSTALLATION GUIDE FOR RA-5200 The RRU consists of: Main Control Unit (MCU): is used to control and monitor the operation parameters of the RRU and provides telecommunication interface for local monitoring. UL Pre-amplifier Modules: Pre-amplifies the UL RF signals (GSM900, DCS, WCDMA) and adjust the gain for the DL RF signals (GSM900, DCS, WCDMA).

  • Page 30: Kit Of Parts

    Description Quantity RA-5200 QI 1-0-0 This equipment manual OMT V3.20 OMT software on CD-Rom Table 2: RA-5200 Regular KOP Product Identifier Description Quantity 3.15A Delay Fuse for AC PSU Equipment replacement fuse 3A Delay Fuse for DC-48V PSU Equipment replacement fuse...

  • Page 31: Installation

    INSTALLATION GUIDE FOR RA-5200 3 INSTALLATION WARNINGS AND ALERTS Laser Laser light can cause damage to eyes. Laser light is not visible. Viewing it directly does not cause pain. The iris of the eye will not close when viewing a bright light. Consequently, serious damage to the retina of the eye is possible.

  • Page 32: Site Planning Considerations

    INSTALLATION GUIDE FOR RA-5200 SITE PLANNING CONSIDERATIONS Site Considerations The MOU can be located indoors to facilitate coupling of BTS signals and power supply connections. The ALC range of received BTS signal is -10~0 dBm. Hence, an appropriate coupler must be used according to the BTS output power.
  • Page 33 INSTALLATION GUIDE FOR RA-5200 Cable Routing Depending on equipment configuration, a variety of types of cables are connected to the MOU, ROU and RRU: coaxial cables, optical fibers, power cable, communication cable, and commissioning cable. Where applicable, ensure cables are properly routed and secured so that they are not damaged.

  • Page 34: Repeater Installation Checklist

    INSTALLATION GUIDE FOR RA-5200 3.2.1 REPEATER INSTALLATION CHECKLIST Installation Location Requirement Considerations Ample space on 19” rack and mounting pole/wall Working Space available surface (recommended to reserve 800mm x 800mm x 800mm) for unrestricted airflow and cable routing. Power cord length is about 3m. Use a...

  • Page 35: Installation Procedures

    Without documentary evidence, a claim cannot be processed. Open and check each package against the packing list. For any shortage, contact Comba Telecom Systems. Do not remove items from packing materials until installation.

  • Page 36: Rack Mounting Of Mou

    INSTALLATION GUIDE FOR RA-5200 8.1.1 RACK MOUNTING OF MOU Depending on the installation, should 2-post open-rack are to be used, the mid-mounting brackets are to be used. For rack or cabinet mounting, the mid-mounting brackets are to be removed from the 4U shelf.

  • Page 37: Mounting Arrangement

    INSTALLATION GUIDE FOR RA-5200 8.1.2 MOUNTING ARRANGEMENT The mounting arrangement of the ROU is used for mounting the ROU to a wall. The figure below shows the location of the holes for the mounting tabs. Fig 17: ROU mounting bracket dimension The mounting rack of RRU is for mounting the equipment to either a wall or on a pole.

  • Page 38: Rru Lifting Lug

    INSTALLATION GUIDE FOR RA-5200 8.1.3 RRU LIFTING LUG This is provided to facilitate lifting and positioning of the RRU equipment during installation. The lifting lug is to be attached to the rear of the RRU enclosure as shown below. Enclosure...

  • Page 39: Wall Mounting Of Rru Mounting Rack

    INSTALLATION GUIDE FOR RA-5200 8.1.5 WALL MOUNTING OF RRU MOUNTING RACK Drill holes on the wall by using the position of the four round holes on the mounting rack as a guide. Insert the masonry bolts M10 x 110 through the round holes and tighten them to take the weight of the entire equipment.

  • Page 40: Attaching Rru Onto Mounting Rack

    INSTALLATION GUIDE FOR RA-5200 8.1.7 ATTACHING RRU ONTO MOUNTING RACK Located on the rear of the RRU enclosure is the array of protruding vertical cooling fins. The two outer fins are designed for attaching the enclosure to the mounting rack. Each of these fins has two steel shims inserted –...

  • Page 41: Equipment Connectors

    INSTALLATION GUIDE FOR RA-5200 EQUIPMENT CONNECTORS The MOU is connected via the connectors located on the front and back panel. The ROU and RRU are designed for all cables entries from the bottom of the enclosure. The figures below present the connectors of MOU, ROU and RRU.

  • Page 42: Table 8: Mcu Siu Description

    DB-9 connector for OMT PC connection to the MOU RS-232 by using the cable supplied. DB-9 connector for BTS alarm port to realize the BTS-ALM control & monitoring of RA-5200 at BTS. (option) wireless modem SMA connector for wireless modem RF signal to the integrated MODEM “MODEM”...

  • Page 43: Table 9: Cbu Siu Description

    INSTALLATION GUIDE FOR RA-5200 Performs to receive and combine the signals from GSM, DCS and WCDMA BTS(s) directly. This is an optional unit up to customer’s requirements. N-F connector for TX/RX input port. It is the RF Rx connection to DCS BTS.

  • Page 44: Table 11: Rfu-Ul Siu Description

    INSTALLATION GUIDE FOR RA-5200 Performs to amplify and condition for uplink RF signals. RFU-UL RFU-UL 1 N-F connector for uplink input port, is connected to the uplink output port on a POI system, or the “UP- UP-LINK LINK” port on the CBU when CBU option is in use.

  • Page 45: Table 12: Single Channel Fou Siu Description

    INSTALLATION GUIDE FOR RA-5200 The following are the introduction on the connectors of each FOU type. This is applicable when no integrated WDM is required. It implements Single Channel FOU the connection between MOU and ROU through dual fiber. Each Single Channel FOU can serve one ROU.

  • Page 46: Table 14: Dual Channel Fou Siu Description

    INSTALLATION GUIDE FOR RA-5200 This is applicable when no integrated WDM is required. It implements the Dual Channel FOU connection between MOU and RRU through dual fiber. Each Dual Channel FOU can serve two RRUs. FC/PC connector for downlink optical output port 1.

  • Page 47: Table 16: Rfu-Dl Rear Panel Connectors

    INSTALLATION GUIDE FOR RA-5200 3.4.1.2 MOU Back Panel Connectors Information in this section is provided for trained personnel, it is expected the MOU shelf is pre- configured and tested prior to shipment, and access to the rear of the MOU shelf is not normally required.

  • Page 48: Table 18: Fou Rear Panel Connectors

    INSTALLATION GUIDE FOR RA-5200 FOU (slot 1 to 2) Two RF connectors identified as “TX1” and “TX2”. Downlink RF input port for connection to the downlink output port of FOU-DL unit, identified as “TX”. Two RF connectors identified as “RX1” and “RX2”.

  • Page 49: Rou Connectors

    Table 19: RRU connections Note: the “OP UP” and “OP DOWN” ports will be identified as a single port “OP UP/DOWN” for signal connection when WDM unit is configured into the RA-5200 system. RA-5200 QI Copyright - refer to title page...

  • Page 50: Rru Connectors

    INSTALLATION GUIDE FOR RA-5200 3.4.3 RRU CONNECTORS Connectors on the RRU are identified below: RS-485 200-240V 50Hz/60Hz GSM900 WCDMA GSM1800 Fig 25: RRU connectors RS-485 5-PIN round connector, is the communication port for connection to ROU with the supplied communication cable...

  • Page 51: Equipment Connection

    INSTALLATION GUIDE FOR RA-5200 EQUIPMENT CONNECTION 3.5.1 GROUNDING CONNECTION Ground connection To ensure safe operation of the product, a ground (earth) connection is required. For single phase AC power source, the product must be grounded by connecting the “earth wire” of the power cord to the ground terminal of the AC supply.

  • Page 52: Li-Ion Battery Connection

    INSTALLATION GUIDE FOR RA-5200 ROU/RRU Service Voltage Connection The ROU/RRU is connected to a 220VAC, 50Hz power supply, for certain territories, the RRU is equipped for use with 110VAC power supply. The recommended AC connection is rated at AC220V, 10A and has three connections to include earth. This connection is labeled ‘AC in’, adjacent to the power cord.

  • Page 53: Connection Between Rou And Rru

    INSTALLATION GUIDE FOR RA-5200 3.5.6 CONNECTION BETWEEN ROU AND RRU RF connection The RF connectors labelled as “DT WCDMA”, “DT GSM900” “DT GSM1800” on the bottom of ROU and RRU are designed for BTS signals transmission between ROU and RRU.

  • Page 54: Bts Alarm Connection

    Reserved. Table 21: Pin definition of the BTS_ALM port Depending on OMT/OMC configuration, alarm to BTS can be signaled from RA-5200 by either: a) pin1 and pin3 ‘closed’ or b) pin2 and pin3 ‘opened’. 3.5.8 EXTERNAL ALARM CONNECTION Three external alarms INPUT to RRU are realized on the “EXT_ALM” port, this is a 7-pin round connector.

  • Page 55: Mou Shelf Internal Connection

    INSTALLATION GUIDE FOR RA-5200 These signals are defined as “TTL/CMOS level”, for RRU, the following voltage are valid as EXT_ALM signals: Voltage as applied to EXT Alarm pin Alarm condition as seen by TB-2100 0V to 1.5V Alarm recognized 3.5V to 5V No Alarm recognized 3.5.9 MOU SHELF INTERNAL CONNECTION...

  • Page 56: Integrated Modem Connecton

    INSTALLATION GUIDE FOR RA-5200 3.5.10 INTEGRATED MODEM CONNECTON Wireless Modem For the equipment variant equipped with the wireless modem, it is the wireless modem integrated in the MOU and RRU provides the option of remote connection of the equipment by OMT. The wireless modem implements the link for data and SMS.

  • Page 57: Fig 31: Diagram Of Wireline Modem

    INSTALLATION GUIDE FOR RA-5200 Wireline Modem For the equipment variant equipped with the wireline modem, it is the wireline modem that implements the link for data and alarm code. The following figure shows the diagram of the wireline modem. Fig 31: Diagram of wireline modem RS232 and VDC Input ports are pre-wired to the equipment.

  • Page 58: Connect To Pc

    INSTALLATION GUIDE FOR RA-5200 3.5.11 CONNECT TO PC The local commissioning and management for MOU and RRU is achieved through connecting to the OMT PC locally, while for ROU, no local connection to OMT PC is designed, the ROU can be monitored locally through the RRU connected with it.

  • Page 59: Commissioning

    INSTALLATION GUIDE FOR RA-5200 4 COMMISSIONING PRE-COMMISSIONING TASKS After equipment installation, perform the following steps before equipment powering and commissioning, check that the expected voltage, current, and power levels do not violate any ratings. Double check all connections including ground before applying power. Do not manipulate circuits or make changes when power is applied: •...

  • Page 60: Led Indicators

    INSTALLATION GUIDE FOR RA-5200 LED INDICATORS 4.2.1 MOU LED INDICATORS Diagnostic LEDs are located on the MOU, each indicates the status of a particular function: Identifier Color Indication Operation indicator – power is supplied to the MOU. Flashes once every Green second to indicate normal system operation.

  • Page 61: Omt

    4.3.2 OMT SOFTWARE VERSION OMT software is designed to be backward compatible. To view the OMT software version, select [Help] -> [About] in the OMT software main window. The current OMT version for RA-5200 is OMTv3.20. 4.3.3 CONNECTION TO OMT 4.3.3.1 Physical...

  • Page 62: Descriptions Of Parameters

    INSTALLATION GUIDE FOR RA-5200 4.3.3.2 Communication Link Refer to Reference 0.6.3 for communication link. 4.3.4 DESCRIPTIONS OF PARAMETERS After successful connection of the OMT to the equipment, equipment parameters can be read and/or set. Parameters include: Common Information, RF Information, Alarm Information, Properties Information and Other Information.
  • Page 63 INSTALLATION GUIDE FOR RA-5200 4.3.4.2 RF INFORMATION As in “Common Info.”, all the RF information in general will be displayed in the right part of the main screen when clicking on each [RF Info.] node in [Equipment Information Tree] area. User can read and/or set the parameter values in each interface.

  • Page 64: Table 25: Management - Rf Parameters

    INSTALLATION GUIDE FOR RA-5200 The following table provides descriptions of the equipment RF parameters. Identifier Application Setting 1 Setting 2 Initial setting Switch Control RF output ‘ON' = DC power ‘OFF’= no DC ON for GSM, DCS power for supply enabled,...

  • Page 65: Table 26: Alarm List For Ra-5200

    Alarm. All alarm information, in general, will be displayed in the right part of the main screen when clicking on each node of the [Alarm Info.]. Please refer to Reference 0.6.3 OMT v3.20 Software Product Manual for the specified operation details. Following is the alarm list of RA-5200-D, RA-5200- O and RA-5200-R.

  • Page 66: Fault Management

    INSTALLATION GUIDE FOR RA-5200 4.3.5 FAULT MANAGEMENT Fault management involves inspecting and changing the thresholds and managing alarm conditions. Generally, failure is caused due to radio signal (poor radio signal), equipment (module failure) and site (power, over temperature). The alarm is colour-coded to indicate its status and alarm levels. The alarm level is equipment specific.

  • Page 67: Non-Volatile Memory

    INSTALLATION GUIDE FOR RA-5200 NON-VOLATILE MEMORY A non-volatile storage device on the MCU holds the configuration of the equipment. The following information are preserved in the event of power-loss: Network Configuration Device ID SMS report mode including SMS center number and OMC report number setting...

  • Page 68: Commissioning Procedures

    INSTALLATION GUIDE FOR RA-5200 COMMISSIONING PROCEDURES Since end-to-end connection is available for RA-5200 OMT software, users can configure the parameters at MOU, and then offset the parameters of MOU at RRU according to desired coverage level and interference to other BTS signals. Perform the following procedures for system commissioning.

  • Page 69: Operation

    INSTALLATION GUIDE FOR RA-5200 5 OPERATION Following installation and commissioning, occasional operation tasks to handle alarms may be required: Alarm condition Diagnosis LNA, Check power and signal connections of respective modules. If the power and alarms handling signal wire connections are OK, then the respective modules may be faulty.

  • Page 70: Maintenance

    INSTALLATION GUIDE FOR RA-5200 6 MAINTENANCE The RA-5200 system is designed for trouble-free operation and generally does not need maintenance. Maintenance activities should only be carried out by trained personnel. The equipment operation status can be observed remotely through OMT/OMC.

  • Page 71: Appendices

    INSTALLATION GUIDE FOR RA-5200 7 APPENDICES 7.1 APPENDIX A: TOOLS FOR INSTALLATION AND MAINTENANCE The following are the recommended list of tools new installation and routine maintenance: • Slotted screwdriver • Philips screwdriver • Ring spanner (Assorted size: 12~20mm) • Electrically operated drill and masonry drill bits ∅12mm •...

  • Page 72: Appendix B: Rma (Return Material Authorization) Form

    INSTALLATION GUIDE FOR RA-5200 7.2 APPENDIX B: RMA (RETURN MATERIAL AUTHORIZATION) FORM End of section End of Document RA-5200 QI Copyright - refer to title page Page 71 ENU Status : 1-0-0...

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