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INSTALLATION GUIDE FOR RA-7800

RA-7800 QI

Page 53

ENU Status : 1-0-1

4.4 NON-VOLATILE

MEMORY

A non-volatile storage device on the MCU holds the configuration of the equipment. The following
information is 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

Содержание RA-7800

Страница 1: ...his is an unpublished work the copyright in which vests in Comba International Comba All rights reserved The information contained herein is confidential and the property of Comba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

Страница 2: ...LANNING CONSIDERATIONS 25 3 2 1 REPEATER INSTALLATION CHECKLIST 26 3 3 INSTALLATION PROCEDURES 27 3 3 1 GOODS INWARDS INSPECTION 27 3 3 2 TOOLS 27 3 3 3 PREPARATION 27 3 3 4 RACK MOUNTING OF MU 28 3 3...

Страница 3: ...4 3 2 OMT SOFTWARE VERSION 47 4 3 3 CONNECTION TO OMT 47 4 3 4 DESCRIPTIONS OF PARAMETERS 48 4 3 5 FAULT MANAGEMENT 52 4 3 6 DATA MAINTENANCE 52 4 4 NON VOLATILE MEMORY 53 4 5 COMMISSIONING PROCEDURES...

Страница 4: ...RU enclosure lifting lug attachment details 30 Fig 19 Wall mouting overview 30 Fig 20 Pole mouting overview 31 Fig 21 Attaching the RU onto the mounting rack 32 Fig 22 MOU back panel view 38 Fig 23 Re...

Страница 5: ...to title page Page 5 ENU Status 1 0 1 Table 21 RU LED Indicators 46 Table 22 RF information 49 Table 23 Management RF parameters 49 Table 24 Alarm List for RA 7800 50 Table 25 FOU SIU alarm 50 Table...

Страница 6: ...Copyright refer to title page Page 6 ENU Status 1 0 1 0 4 HISTORY Change No ENU Details Of Change 1 1 0 0 Installation Guide initially created and released in Mar 2008 2 1 0 1 Document revised for In...

Страница 7: ...INSTALLATION GUIDE FOR RA 7800 RA 7800 QI Copyright refer to title page Page 7 ENU Status 1 0 1 0 5 ISSUE CONTROL Date 25 Mar 08 09 Apr 08 Section All All All...

Страница 8: ...E FOR RA 7800 RA 7800 QI Copyright refer to title page Page 8 ENU Status 1 0 1 0 6 REFERENCES 0 6 1 RA 7800s2 1001YH Original user manual released in Mar 2008 0 6 2 OMT v3 20 QE 1 1 0 User manual rele...

Страница 9: ...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 Opera...

Страница 10: ...formative 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...

Страница 11: ...LTD Hong Kong Office Address 611 East Wing No 8 Science Park West Avenue Hong Kong Science Park Tai Po Hong Kong Tel 852 2636 6861 Fax 852 2637 0966 Email combahk comba telecom com Singapore Office A...

Страница 12: ...mendment 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 Informatio...

Страница 13: ...rts a single system of two frequency bands e g GSM1800 WCDMA2100 With the broadband optical system 75MHz for GSM1800 60MHz for WCDMA2100 Master Unit accommodates slide in modules that allows flexible...

Страница 14: ...ge 14 ENU Status 1 0 1 The figures below show the equipment enclosure layout of RA 7800 MU and RU 360 482 177 Fig 1 Front side and bottom views of MU enclosure DCS 215 760 370 WCDMA OP DL_UL 200 240V...

Страница 15: ...put Fig 3 MOU System diagram Fig 4 RU System Diagram As shown in the above figures the combined signals as GSM1800 and WCDMA2100 from the BTSs are received and converted into optical signals after amp...

Страница 16: ...WDM Unit the dual fiber configuration is applicable Refer to the following two applications 2 2 2 2 Typical Application of Dual Fiber Configuration Typically one MU can be connected with one or two R...

Страница 17: ...l FOUs 2 2 2 SINGLE FIBER CONFIGURATION For equipments with WDM Unit the single fiber configuration is applicable Through using WDM technique one fiber is shared between optical signals Refer to the f...

Страница 18: ...MU with two RUs through Double Channel FOU with WDM 2 2 2 2 Extension Application of Single Fiber Configuration A MU can host four RUs through FOU This can be achieved by accommodating two Double Cha...

Страница 19: ...The equipment layout of MU shelf depends on the customer s network requirement and affects the FOU variant and quantity required for the MU For illustration purposes shown below are standard and exten...

Страница 20: ...below is the equipping rule of the MU shelf Solution and SIU equipping Slot 1 Slot 2 Slot 3 Slot 4 Slot 5 Slot 6 Slot 7 4x RU Solution 2 2 3x RU Solution 2 1 3x RU Solution 1 2 2x RU Solution 2 Blank...

Страница 21: ...to title page Page 21 ENU Status 1 0 1 The internal layout for the RU is shown below Combiner LNA DL Filter Surge protector Pre amplifier Pre amplifier Distribution Board MCU Li ion Battary PSU Optica...

Страница 22: ...ical TX RX Module Proceed with the conversion from optical signals to RF signals and the setting of fiber signal link Optical RX Module converts the received optical signals into RF signals and the Op...

Страница 23: ...fuse 2 Power supply cable n a 1 R 9122C R 9122AC Commissioning Cable 1 Table 3 MU KOP Product Identifier Description Quantity M10x110 Masonry bolt 4 T3 099901 5201 Mounting Rack 1 T3 099901 5202 Clam...

Страница 24: ...ent 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 w...

Страница 25: ...all 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 source...

Страница 26: ...hing point AC 220 220 240V AC 110 80 135V There are a number of power supply options for MU 48VDC Power cord length is 3m with CSA of 2 5mm2 Range 36VDC to 72VDC The DC operating current should be 10A...

Страница 27: ...list of tools required for installation and maintenance 3 3 3 PREPARATION Mounting surface capable of support equipment s weight Power outlet within 2m Terminate unused antenna RF cable with 50 ohm t...

Страница 28: ...open rack is to be used for installation of the MU 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 scre...

Страница 29: ...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 4 15 120 200 4 13 13 290 Fig 17 RU mounting...

Страница 30: ...rear of the RU enclosure as shown below Spring Washer M6 Lifting Lug Hex Bolt M6x12 Fig 18 RU enclosure lifting lug attachment details 3 3 7 WALL MOUNTING OF MOUNTING RACK y Drill holes on the wall b...

Страница 31: ...uipment enclosure are protruding vertical cooling fins y The two outer fins are designed for mounting the equipment onto the mounting rack each of these fins has steel threaded inserts already fitted...

Страница 32: ...ORS The MU is connected via the connectors located on the front and back panel The RU is designed for all cables entries from the bottom of the enclosure The figures below present the connectors of MU...

Страница 33: ...status and local connection to PC is available on this module The wireline modem is integrated within this unit FSK Green LED to indicate the communication status FSK Modem between MOU and RRU This L...

Страница 34: ...shes every one second to indicate system self check completed and system commissioning can proceed RS 232 DB 9 connector for OMT PC connection to the MOU using the supplied cable BTS ALM DB 9 connecto...

Страница 35: ...output port connects with Downlink of CBU when CBU option is in use or directly connects with TX of GSM1800 WCDMA2100 of BTS Table 9 RFU SIU description RFU Performs to amplify and condition for upli...

Страница 36: ...wnlink optical output port It is connected to the OP Downlink port of RU FOU OP Downlink OP Uplink OP Uplink FC APC connector for uplink optical input port It is connected to the OP Uplink port of RU...

Страница 37: ...FOU with WDM Two WDM units integrated to implements the connection between MU and RU through single fiber Each Dual Channel FOU with WDM can serve two RUs standard application FOU OP DL_UL OP DL_UL OP...

Страница 38: ...nput ports 1 2 C1 C3 RFU output ports 1 2 C2 C4 Disable D1 D2 FOU RF input ports 3 4 D3 D4 FOU RF output ports 3 4 E1 E2 FOU RF input ports 1 2 E3 E4 FOU RF output ports 1 2 Table 15 MOU back panel co...

Страница 39: ...with two RRU through dual channel FOU with WDM A1 A2 A3 A4 A8 A7 A6 A5 B1 B2 B3 B4 B8 B7 B6 B5 C1 C3 C2 C4 D1 D3 E1 E3 E4 E2 D4 D2 Fig 25 Rear shelf connectivitity of one MOU with three RRU through o...

Страница 40: ...CDMA RF connector for connection to service antenna for WCDMA2100 signal s transimission 80 135V 50Hz 60Hz A pre installed power cord provided for connection to AC or DC power supply e g 220V 110V Tab...

Страница 41: ...er connector is on the front of the PSU module Connect the PSU to AC mains power outlet using a standard IEC power cord For DC PSU When the equipment is required to be DC power supply the power connec...

Страница 42: ...abelled Uplink on the RFU unit to the uplink output port on a POI system and the downlink output port labelled Downlink on the RFU unit to the downlink input port on a POI system Connect RU with Anten...

Страница 43: ...tion Pin numbering are shown looking into the connector on the enclosure 7 6 3 5 4 1 2 Fig 29 Pins allocation for EXT_ALM Pin number 1 2 3 4 5 6 7 Alarm definition EXT Alarm 1 EXT Alarm 2 EXT Alarm 3...

Страница 44: ...on in data link mode Note For data link mode it depends on whether service provider provides this function or not 3 5 9 CONNECT TO PC The local commissioning and management for MU and RU is achieved t...

Страница 45: ...re that the power cable 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...

Страница 46: ...times during system self checking after equipment power up Then RUN flashes every second to indicate system commissioning can be proceeded with 4 2 2 RU LED INDICATORS Three diagnostic indicators are...

Страница 47: ...gned for monitoring and maintaining of Comba repeaters and boosters For RA 7800 repeater the OMT software performs the following functions z To configure and adjust the equipment s operating parameter...

Страница 48: ...ck the Password node in the Equipment Information Tree group to read and set password Click the Auto Read node in the Common Information group a window will be shown on its right in which user can def...

Страница 49: ...ON DC power supply enabled and the frequency selection and amplifier module is enabled parameters can be set and read OFF no DC supply to frequency selection and amplifier module Their parameters freq...

Страница 50: ...r Low Alarm Li ion Battery Fault Alarm Optical RX Alarm Optical TX Alarm Equipment Over Temperature Alarm AC Power Failure Down Alarm DC Power Fault Alarm Master Slave Monitor Link Alarm Door Open Ala...

Страница 51: ...t Type Equipment Model and Equipment Manufacture Serial Number Site Location Displays the longitude and latitude of the equipment installation site This information can be viewed directly when equipme...

Страница 52: ...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 u...

Страница 53: ...device on the MCU holds the configuration of the equipment The following information is preserved in the event of power loss Network Configuration Device ID SMS report mode including SMS center number...

Страница 54: ...t to MU and set its site ID and network parameters Then register the site ID of RU at MU At MU test the ALC and optical power of received BTS signals and set UL gain to minimum Check the working statu...

Страница 55: ...faulty Replace 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...

Страница 56: ...ut power of the repeater from OMC or OMT Check the PSU voltage of MU Verify that the actual coverage effects have not degraded Check the working status of optical TX RX power Check the controlling and...

Страница 57: ...D 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...

Страница 58: ...INSTALLATION GUIDE FOR RA 7800 RA 7800 QI Copyright refer to title page Page 58 ENU Status 1 0 1 7 2 APPENDIX B RMA RETURN MATERIAL AUTHORIZATION FORM End of section End of Document...

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