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Comba Telecom RA-5200, Installation Manual

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Comba Telecom RA-5200 Installation Manual Download Page 36

INSTALLATION GUIDE FOR RA-5200 

 

RA-5200 QI  

Copyright - refer to title page 

Page 35 

ENU Status : 1-0-0 

 

 

 

 

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. Cage nut and screws are not supplied. Unless being recommended by rack manufacturer, M5 

cage nut / bolt are to be used. 

 

 

Fig 16: Rack mounting of 19” shelf 

 

 

Summary of Contents for RA-5200

Page 1: ...his is an unpublished work the copyright in which vests in Comba International Comba All rights reserved The information contained herein is confidential and the property of Comba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 reproducti...

Page 2: ...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 The product that will be commercialized in Brazil will not support UMTS 2 1GHz ...

Page 3: ...PLANNING CONSIDERATIONS 31 3 2 1 REPEATER INSTALLATION CHECKLIST 33 3 3 INSTALLATION PROCEDURES 34 3 3 1 GOODS INWARDS INSPECTION 34 3 3 2 TOOLS 34 3 3 3 PREPARATION 34 8 1 1 RACK MOUNTING OF MOU 35 8 1 2 MOUNTING ARRANGEMENT 36 8 1 3 RRU LIFTING LUG 37 8 1 4 ROU WALL MOUNTING 37 8 1 5 WALL MOUNTING OF RRU MOUNTING RACK 38 8 1 6 POLE MOUNTING OF RRU MOUNTING RACK 38 8 1 7 ATTACHING RRU ONTO MOUNTI...

Page 4: ...RS 59 4 3 OMT 60 4 3 1 OMT SOFTWARE INSTALLATION 60 4 3 2 OMT SOFTWARE VERSION 60 4 3 3 CONNECTION TO OMT 60 4 3 4 DESCRIPTIONS OF PARAMETERS 61 4 3 5 FAULT MANAGEMENT 65 4 3 6 DATA MAINTENANCE 65 4 4 NON VOLATILE MEMORY 66 4 5 COMMISSIONING PROCEDURES 67 5 OPERATION 68 6 MAINTENANCE 69 6 1 O RING FITTING DETAILS 69 7 APPENDICES 70 7 1 APPENDIX A TOOLS FOR INSTALLATION AND MAINTENANCE 70 7 2 APPEN...

Page 5: ...step 37 Fig 21 RRU mounting rack wall mounting 38 Fig 22 Pole mounting of RRU mounting rack 38 Fig 23 Attaching the RRU onto the mounting rack 39 Fig 24 RRU connectors 48 Fig 25 RRU connectors 49 Fig 26 Pin allocation for RS 485 port 52 Fig 27 Pin allocation for BTS_ALM port 53 Fig 28 Pins allocation for EXT_ALM 53 Fig 29 RF connection of fully equipped MOU of two Double Channel FOUs 54 Fig 30 Wir...

Page 6: ...ight refer to title page Page 5 ENU Status 1 0 0 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: ...INSTALLATION GUIDE FOR RA 5200 RA 5200 QI Copyright refer to title page Page 6 ENU Status 1 0 0 0 4 HISTORY Change No ENU Details Of Change 1 1 0 0 Document Initially developed in Dec 2006 ...

Page 8: ...INSTALLATION GUIDE FOR RA 5200 RA 5200 QI Copyright refer to title page Page 7 ENU Status 1 0 0 0 5 ISSUE CONTROL Issue Control Date 30 Jan 07 Section All all ...

Page 9: ... 1 0 0 0 6 REFERENCES 0 6 1 RA 5200 DS ENU 1 2 4 Released on 05 Jan 2007 RA 5200 Tri Band Remote Radio System Datasheet 0 6 2 RA 31GD00 1001YH Dated Dec 2006 RA 5200 Tri Band Remote Radio System Original manual 0 6 3 OMT v3 20 QE 1 1 0 Released in Nov 2006 OMT v3 20 Software Product Manual ...

Page 10: ...l Hz Hertz ID Identification LNA Low Noise Amplifier MCU Main Control Unit MHz Megahertz MT Mobile Terminal MTBF Mean Time Between Failures NC Normally Closed NF Noise Figure NO Normally Open OMC Operation Maintenance Center OMT Operation Maintenance Terminal OP Optical Fiber PA Power Amplifier PLL Phase Locked Loop POI Point of Interconnects PSU Power Supply Unit RF Radio Frequency RX Receive SMA...

Page 11: ...nformative text label may accompany the symbol label Hazard labeling is supplemented by safety notices in the appropriate equipment manual These notices contain additional information on the nature of the hazard and may also specify precautions Warning These draw the attention of personnel to hazards which may cause death or injury to the operator or others Examples of use are cases of high voltag...

Page 12: ...ce Address Room 1503 10 Delta House 3 On Yiu Street Shatin Hong Kong Tel 852 2636 6861 Fax 852 2637 0966 Email combahk comba telecom com Singapore Office Address 865 Mountbatten Road Katong SC 05 43 Singapore 437844 Tel 65 6345 4908 Fax 65 6345 1186 Email combasg comba telecom com Thailand Office Address 3 rd Floor T Shinawatra Building 94 Sukhumvit Soi 23 Sukhumvit Road Klongtoeynua Wattana Bangk...

Page 13: ...t 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 Customer Information Name Title Company Date Address Telephone Number Customer Comments Equipment title ENU 1 0 0 Page number Paragraph number Line number Figure number Details of inaccuracies Other comments Cont...

Page 14: ...al situation such as directional or omni directional antenna Remote configuration and surveillance is possible through Comba s OMC remote control and monitoring system Characteristics of RA 5200 are as follows Broadband optical system 35MHz for GSM900 band 75MHz for DCS band 60MHz for WCDMA2100 band High output power with high linearity which supports multiple carrier operation and ensures the sig...

Page 15: ...ENU Status 1 0 0 The figures below show the equipment enclosure layout of RA 5200 MOU ROU and RRU 177 482 359 Fig 1 View of MOU fully equipped shelf DT GSM1800 DT GSM900 OP UP OP DOWN 200 240V 50Hz 60Hz DT WCDMA RS 485 300 430 152 Fig 2 Front side and bottom views of ROU enclosure ...

Page 16: ...TION GUIDE FOR RA 5200 RA 5200 QI Copyright refer to title page Page 15 ENU Status 1 0 0 DT WCDMA DT GSM900 670 215 370 DT GSM1800 RS 485 MT 200 240V 50Hz 60Hz Fig 3 Front side and bottom views of RRU enclosure ...

Page 17: ...ecognized as an alphanumeric code seen on the equipment label depending on the product variant part number can be derived by constructing it from a group of 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 ...

Page 18: ...INSTALLATION GUIDE FOR RA 5200 RA 5200 QI Copyright refer to title page Page 17 ENU Status 1 0 0 2 EQUIPMENT DESCRIPTION 2 1 SYSTEM DIAGRAM O E E O Fig 4 MOU system diagram ...

Page 19: ...nsmission to the RRU After being amplified the signals are transmitted to the customer s mobile phone via service antenna The signals received by the customer s mobile phone are received by the RRU and transmitted to the ROU At ROU the RF signals are converted into optical signals and then via UL optical fiber the signals are transmitted to the MOU which then converts the optical signals into RF s...

Page 20: ... through using the Single Channel FOU or Double Channel FOU Refer to the two figures below Tx Rx Tx Rx OP DOWNLINK OP UPLINK Coupler BTS MT OP DOWN ANT FOU MOU OP UP 1310nm 1550nm 1310nm 1550nm WCDMA DCS GSM ROU RRU Fig 6 Application of one MOU with one RRU through Single Channel FOU Tx Rx Tx Rx OP Downlink2 OP Uplink2 Coupler BTS MT OP Downlink ANT MOU OP Uplink FOU OP Downlink1 OP Uplink1 MT OP ...

Page 21: ...ownlink2 OP Uplink2 MT OP Downlink OP Uplink FOU OP Downlink2 OP Uplink2 MT OP Downlink OP Uplink OP Downlink1 OP Uplink1 MT OP Downlink OP Uplink OP Downlink1 OP Uplink1 OP Downlink RRU MT ANT MT ANT OP Uplink RRU RRU RRU ANT ANT ANT FOU 1310nm 1550nm 1310nm 1550nm 1310nm 1550nm 1310nm 1550nm 1310nm 1550nm 1310nm 1550nm 1310nm 1550nm 1310nm 1550nm ROU ROU ROU ROU WCDMA DCS GSM WCDMA DCS GSM WCDMA...

Page 22: ...work RA 5200 with existing fiber e g 1310nm occupied Tx Rx Tx Rx Coupler BTS MT ANT MOU OP UL_DL OP UL_DL 1310nm 1550nm WDM FOU DT WCDMA DT DCS DT GSM ROU RRU WDM Fig 9 Application of one MOU with one RRU through Single Channel FOU with WDM Tx Rx Tx Rx Coupler BTS MT ANT MOU MT ANT ROU ROU RRU RRU OP UL_DL2 OP UL_DL OP UL_DL1 OP UL_DL 1310nm 1550nm 1310nm 1550nm WDM WDM WCDMA DCS DT GSM WCDMA DCS ...

Page 23: ...uble Channel FOUs with WDM Refer to the figure below Tx Rx Tx Rx Coupler BTS MOU MT MT MT RRU MT ANT MT ANT RRU RRU RRU ANT ANT ANT FOU ROU ROU ROU ROU OP UL_DL2 OP UL_DL OP UL_DL2 OP UL_DL OP UL_DL1 OP UL_DL OP UL_DL1 OP UL_DL 1310nm 1550nm 1310nm 1550nm 1310nm 1550nm 1310nm 1550nm WDM WDM WDM WDM WDM WDM FOU WDM WDM WCDMA DCS GSM WCDMA DCS GSM WCDMA DCS GSM WCDMA DCS GSM Fig 11 Application of on...

Page 24: ...es shown below is the MOU fully equipped with seven slide in units Ordinarily the MOU is designed to be connected with a POI system for BTS signal input through the RFU UL and RFU DL unit shown in the figure below The CBU is an optional unit and is used for RF direct connection to BTSs as GSM900 DCS and WCDMA FOU FOU RFU UL 1 220 240V 50 60Hz Fig 12 Front view of MOU The figure shown above is one ...

Page 25: ...RRU Solution 1 RFU_ UL RFU_ DL CBU MCU PSU Table 1 MOU shelf equipping rule 1 denotes Single Channel FOU with or without Integrated WDM capability 2 denotes Dual Channel FOU either with or without Integrated WDM capability Blank denotes position for Blanking off plate this slot may be interchanged with Single Channel FOU RRU_UL and RFU_DL by design is equipped in slot 3 and 4 CBU will be equipped ...

Page 26: ...00 RA 5200 QI Copyright refer to title page Page 25 ENU Status 1 0 0 The internal layout for the ROU is shown below PSU MCU Optical TX RX Module Adapter Splitter Splitter Li ion Battery Adapter Adapter Fig 14 ROU equipment layout ...

Page 27: ...age Page 26 ENU Status 1 0 0 The internal layout for the RRU is shown below DPX 1800M DPX 900M UL Pre amp module 1800M UL Pre amp module WCDMA PSU MCU Li ion Battery UL Pre amp module 900M DL PA WCDMA DL PA 900M DL PA 1800M DPX 900M Combiner Fig 15 RRU equipment layout ...

Page 28: ... combine the RF signal received from the GSM DCS and WCDMA BTS s This is an optional unit up to customer s requirements Fiber Optical Unit FOU Unit Works as an interface between MOU and ROU The optical TX RX module integrated in it converts the received RF signals into optical signals for transmission to the ROU The ROU consists of GSM DCS WCDMA Adapter Module adjust the UL DL gain of GSM DCS WCDM...

Page 29: ...nals GSM900 DCS WCDMA with ALC function Duplexers DPX Is used to combine divide the uplink and downlink RF signals GSM900 DCS WCDMA Combiner Is used to implement the signal combining of GSM DCS and WCDMA RF signals Power Supply Unit PSU converts the input AC voltage into stable DC to supply power for other modules and to charge the internal Li ion battery Distribution Board control and monitor the...

Page 30: ...ed CSA of 2 5mm 2 L 4m 1 50Ω load SSMA TF 50Ω 2 R 9122C R 9122AC Commissioning Cable 1 Table 3 MOU KOP Product Identifier Description Quantity M6x60 Masonry bolt for wall mounting 4 5 5mm Allen Key 1 n a Enclosure Key for door lock 2 RS 200 Key 2 15A Delay Fuse Equipment replacement fuse 2 Table 4 ROU KOP Product Identifier Description Quantity T3 099901 5114 Mounting Rack for Wall Mounting 1 T3 0...

Page 31: ...ment involving installation operation or maintenance must be as far as reasonably free from danger Where there is a risk of damage to electrical systems involving adverse weather extreme temperatures wet corrosive or dirty conditions flammable or explosive atmospheres the system must be suitably installed to prevent danger Protective Earthing Equipment provided for the purpose of protecting indivi...

Page 32: ...n Location Mounting surface shall be capable of supporting the weight of the equipment In order to avoid electromagnetic interference a proper mounting location must be selected to minimize interference from electromagnetic sources such as large electrical equipment Environmental Humidity has an adverse effect on the reliability of the equipment It is recommended to install the equipment in locati...

Page 33: ...onnected 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 Manual Handling During transportation and installation take necessary handling precautions to avoid potential physical injury to the installation personnel and the equipment ...

Page 34: ...erminate all unused RF ports with the appropriate terminating load Earth point Earthing point Safety ground within 2m 6 5 ft EMC and interference Do not locate near large transformers or motors that may cause electromagnetic interference Install blanking off plates on the MOU VSWR check For the antennas VSWR value to be 1 5 Suitable operating environment 20 to 40 C for MOU and 33 to 55 C for ROU a...

Page 35: ...for installation and maintenance 3 3 3 PREPARATION 4 Mounting surface capable of support equipment weight MOU and ROU each at 14kg with RRU at 47kg 5 Power outlet within 2m 6 Terminate unused antenna RF cable with 50 ohm terminator 7 Protect unused optical interface with protective cap 8 Earthing point Safety ground within 2m Antenna Antenna installation is covered by their respective manuals Take...

Page 36: ...n 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 Cage nut and screws are not supplied Unless being recommended by rack manufacturer M5 cage nut bolt are to be used Fig 16 Rack mounting of 19 shelf ...

Page 37: ...e four holes in total catering for the two mounting options Wall mounting with the masonry bolts supplied which make use of the round holes Pole mounting with the clamp kit supplied which make use of the square holes 15 120 200 4 13 13 240 300 Fig 18 RRU mounting rack dimension The mounting rack of RRU is pre installed to the RRU enclosure prior to shipment Before commencing with wall or pole moun...

Page 38: ...re lifting lug attachment details 8 1 4 ROU WALL MOUNTING Hereinafter are the mounting steps for wall mounting Drill holes on the wall for masonry bolts according to the dimension of the upper lower mounting tabs indicated above Insert the masonry bolts to the wall Hook the enclosure onto the masonry bolts and then lower the whole enclosure to make sure that the bolts are fastened into the narrow ...

Page 39: ...10 through the round holes and tighten them to take the weight of the entire equipment Masonry Bolt M10x110 Fig 21 RRU mounting rack wall mounting 8 1 6 POLE MOUNTING OF RRU MOUNTING RACK The equipment can be mounted on customer located poles of about 60 75mm in diameter Secure the mounting rack onto the pole using M12X160 carriage bolts and clamps through the square holes Mounting rack Pole M12 n...

Page 40: ...1 and 4 will take the weight of the equipment Push the lower end of the equipment to engage the two lower bolts 3 and 6 onto the mounting rack Tighten the four partially threaded hex bolts to secure the equipment onto the mounting rack Insert two more hex bolts 2 and 5 through the mounting bracket and tighten them to the steel shim The above steps will mount the equipment firmly Refer to the photo...

Page 41: ...are shown POWER Power switch AC2200V PSU 220 240V 50 60Hz IEC socket for standard power cord 220 240V 50 60Hz indicates the input power is rated at AC220V with the voltage range from 220V to 240V For the option of AC 110V power supply the identifier will be changed into 90 130V 50 60Hz to indicate that the input power is rated at AC110V with the voltage range from 90V to 130V POWER Power switch DC...

Page 42: ... 45 connector for the option of local commissioning through Ethernet USB USB connector for the option of local commissioning through USB RS 232 DB 9 connector for OMT PC connection to the MOU by using the cable supplied BTS ALM DB 9 connector for BTS alarm port to realize the control monitoring of RA 5200 at BTS option wireless modem integrated MODEM SMA connector for wireless modem RF signal to t...

Page 43: ...on to WCDMA BTS DOWN LINK N F connector for downlink input port is connected with the DOWN LINK port on RFU DL1 unit for transmission of RF combined signals received from the GSM DCS and WCDMA BTS s UP LINK N F connector for uplink output port is connected with the UP LINK port on RFU UL1 for transmission of RF combined signals received from the GSM DCS and WCDMA BTS s Table 9 CBU SIU description ...

Page 44: ...43 ENU Status 1 0 0 RFU UL Performs to amplify and condition for uplink RF signals RFU UL 1 UP LINK N F connector for uplink input port is connected to the uplink output port on a POI system or the UP LINK port on the CBU when CBU option is in use Table 11 RFU UL SIU description ...

Page 45: ...FC PC connector for downlink optical output port It is connected to the OP DOWN port of ROU FOU OP UPLINK FC PC connector for uplink optical input port It is connected to the OP UP port of ROU Table 12 Single Channel FOU SIU description Single Channel FOU with WDM WDM unit integrated to implement the connection between MOU and ROU through single fiber Each Single Channel FOU with WDM can serve one...

Page 46: ...OWNLINK2 FC PC connector for downlink optical output port 2 It is connected to the OP DOWN port of ROU 2 FOU OP UPLINK2 FC PC connector for uplink optical input port 2 It is connected to the OP UP port of ROU 2 Table 14 Dual Channel FOU SIU description Dual Channel FOU with WDM Two WDM units integrated to implements the connection between MOU and RRU through single fiber Each Dual Channel FOU with...

Page 47: ...er with the back cover removed the backplane and RF connections are exposed Operating the equipment without the MOU back cover fitted is not recommended RFU DL slot 4 TX4 TX3 TX2 TX1 RFU DL TX Four RF connectors identified from TX1 to TX4 They are the downlink output ports for connection to the downlink input ports of FOU identified as TX Table 16 RFU DL rear panel connectors RFU UL slot 3 RFU UL ...

Page 48: ...nectors identified as TX1 and TX2 Downlink RF input port for connection to the downlink output port of FOU DL unit identified as TX FOU RX1 TX1 RX2 TX2 RX Two RF connectors identified as RX1 and RX2 Uplink RF output port for connection to the uplink input port of FOU_DL unit identified as RX Table 18 FOU rear panel connectors ...

Page 49: ...oad will be applied when unused DT GSM900 RF connector is connected to the DT GSM900 port of RRU for GSM900 signals transmission A load will be applied when unused DT GSM 1800 RF connector is connected to the DT GSM1800 port of RRU for GSM1800 signals transmission A load will be applied when unused 200 240V 50Hz 60Hz A pre installed power cord provided for connection to AC 220V power supply OP UP ...

Page 50: ...tion to the external facilities MT N F connector for connection to service antenna DT GSM900 RF connector is connected to the DT GSM900 port of ROU for GSM900 signals transmission A load will be applied when unused DT WCDMA RF connector is connected to the DT WCDMA port of ROU for WCDMA signals transmission A load will be applied when unused DT GSM 1800 RF connector is connected to the DT GSM1800 ...

Page 51: ...grounding terminal located on the back panel of MOU to a protective ground i e building earth point ROU RRU Grounding Connection The equipment must be grounded securely Connect a copper wire to the grounding terminal on the mounting tab enclosure and connect the other end to a protective ground i e building earth point An internationally acceptable coloring code of the ground connection wire is gr...

Page 52: ...open the enclosure door Locate the battery pack the in line connector of the battery pack is disconnected from the PSU during shipment Connect the in line connector turn on the battery switch located on the PSU close the enclosure door insert and tighten bolts to complete this procedure 3 5 4 RF CONNECTION Connect MOU to POI System or BTSs For BTS signal connection from a POI system via co axial c...

Page 53: ... the bottom of ROU and RRU is a communication port identified by five pin round connector Through this port the remote commissioning parameters can be transmitted between ROU and RRU The communication cable connection The RS 485 port is a 5 pin round connector The following figure and table shows the pin allocation and definition Pin numbering are shown looking into the connector on the enclosure ...

Page 54: ...s to the normally closed terminal of the voltage free relay 3 BTS_COM Connects to the common terminal of the voltage free relay 4 7 NC 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 reali...

Page 55: ... shipment and access to the rear of the MOU shelf is not normally required The rear of the MOU shelf is protected by a screwed down back cover with the back cover removed the backplane and RF connections exposed Operating the equipment without the MOU back cover fitted is not recommended RF Connection between RFU and FOU Units The fibre below presents the MOU fully equipped with two Double Channel...

Page 56: ...ta and SMS The power cable and data wire has already been connected to the wireless modem customer only need to insert the SIM card into the SIM card slot 0 1324 5 6 7 8 9 8 0 1324 5 6 7 8 9 8 Fig 30 Wireless modem The LED indicator of the wireless modem displays the state of the modem LED OFF repeater power off LED ON repeater power on no UIM card or no connection to antenna LED flash slowly repe...

Page 57: ...ts the modem to the Public Switched Telephone Network PSTN To Telephone It connects to a telephone directly optional RS232 Port It is a DB9 port connecting to the DB9 port on the distribution board VDC Input Connects to 10 30 VDC On the modem there are five status LEDs colored in red Shown below are the definitions of these LEDs CD Carrier detect The modem has detected a carrier on the phone line ...

Page 58: ...t Connect MOU to PC Connect the RS 232 port located on the MCU of MOU to the serial port of PC with the RS 232 cable supplied to achieve local monitoring and management Connect RRU to PC Local commissioning and management of RRU is achieved through the RS 232 on the distribution board of the equipment and the OMT PC via the RS 232 commissioning cable supplied With the equipment enclosure opened th...

Page 59: ...le is correctly and securely connected including grounding wire RF cable and optical cable Check grounding connection and verify that the ground resistance is less than 5 Connect the equipment to the PC installed with OMT software With the MOU installed all SIU in place and cablings connected apply power to the MOU by switching on the PSU switch on the PSU SIU With the MOU switched on ROU and RRU ...

Page 60: ...ng system self checking after equipment power up Then RUN flashes every second to indicate system commissioning can be proceeded with 4 2 2 ROU RRU LED INDICATORS Three diagnostic indicators are located on the MCU integrated in the ROU RRU enclosure each indicates the status of a particular function Identifier Colour Indication H1 Green Operation indicator power is supplied to the RRU Flashes once...

Page 61: ...ackward 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 Sometimes known as the F interface this is implemented in hardware as RS 232 for ASCII communication protocol between OMT and the equipment Physical Local Connection RS 232 cable is supplied with equipment It ...

Page 62: ...t Auto Read Different parameter has different interface which can be displayed by clicking the nodes in Equipment Information Tree Click the System Information node in the Equipment Information Tree area to view the system information Click the Auto Read node a window will be shown on its right in which user can define which parameters to be read automatically and the time interval for each read o...

Page 63: ...g the power range thus ensuring good call quality Alarm Threshold Customers can set alarm threshold according to situation such as VSWR threshold PA Over temperature threshold and Power threshold Power Includes Downlink Output Over Low threshold Uplink Output Power Low threshold Gain Include Max Gain Uplink Calculated Gain and Downlink Actual Gain Temperature Only available for RRU A measured temp...

Page 64: ...d power value is higher than the input power overload setting the appropriate uplink downlink power alarm will be generated Setting range of DL input power low for MOU is 15 5dBm For ROU RRU GSM band is 23 7dBm Setting range for ROU RRU DCS band is 20 4dBm For ROU RRU WCDMA band is 19 3dBm 6dBm for GSM DCS and WCDMA band of MOU 7 4 3dBm for GSM DCS WCDMA band of ROU RRU Chassis Over temperature th...

Page 65: ...ration and alarm levels 4 3 4 4 PROPERTIES INFORMATION Properties information is equipment specific The property parameters include Equipment ID Chip Info Equipment Info Site Location Comm Config that are equipment specified All properties information in general will be displayed in the right part of the main screen when clicking on each node of the Properties Info There are three separate interfa...

Page 66: ...4 3 5 1 ALARM ACKNOWLEDGEMENT If the alarm is not acknowledged by OMC after a time out of three minutes or not acknowledged within OMT the same alarm will be reported to OMC After each time out the un acknowledged alarm will be reported again with a total of three attempts Should the alarm be acknowledged within the time out period the reporting stops Alarm is cleared after the necessary diagnosis...

Page 67: ... 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 Datalink report mode Operating Parameters Pre ATT Switch Output Power Gain Downlink Input Power Alarm thresholds ...

Page 68: ...LC and optical power of received BTS signals and set UL gain to minimum Check the working status of MOU ROU and RRU If damage occurs proceed with RMA process At ROU RRU adjust downlink gain so that the output power can achieve the design requirement At MOU configure the uplink gain of MOU ROU and RRU to make the UL output noise level to be lower than the BTS noise threshold Refer to the table belo...

Page 69: ... the faulty modules and return it to the factory for repair Optical Transceiver Alarm The optical TX part of Optical TX RX Module is faulty Check and replace the faulty module and return it to the factory for repair Optical Receiver Alarm The optical power at the RX port of the Optical TX RX Module is lower than the minimum requirement which is resulted by the faulty of the optical TX part of Opti...

Page 70: ...ptical TX RX power Check the controlling and monitoring function Verify lightning and grounding protection is in good condition Ensure the labels are clear and legible For both Li ion and optional equipment back up battery verify their state Deeply discharged battery should be return to Comba for replacement If the battery voltage drops under 16V within one hour replacement of Li ion battery is re...

Page 71: ...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 Anti static wrist strap Allen key M5 5 Side cutter Frequency counter e g FLUKE PM6685R RF Power Meter e g Bird 5000 End of section End of section ...

Page 72: ...INSTALLATION GUIDE FOR RA 5200 RA 5200 QI Copyright refer to title page Page 71 ENU Status 1 0 0 7 2 APPENDIX B RMA RETURN MATERIAL AUTHORIZATION FORM End of section End of Document ...

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