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MIKOM MR703P, User Manual

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MIKOM MR703P User Manual Download Page 17

U

SER

´

S MANUAL FOR BAND SELECTIVE REPEATERS 

MR

X

03P 

 

 

User'sManual.doc 

Id.-No.:154999 

Page 17 

22-Jan-01 

 

2.3.7.  Power Supply 

 
The power supply can be provided by different mains power. An external switch, 
mounted on the power supply, is provided to disconnect the repeater from mains 
during maintenance work to ensure that all circuits are voltage-free. 
 
The power supply is factory-set and must not be changed. The power supply can be 
fuse-protected. 
 

 

figure 2-7 Power supply 

 

External 
Switch

 

Summary of Contents for MR703P

Page 1: ...USER S MANUAL FOR BAND SELECTIVE REPEATERS MRX03P User sManual doc Id No 154999 Page 1 22 Jan 01 User s manual for band selective repeater MRx03P...

Page 2: ...22 Jan 01 Copyright MIKOM Buchdorf 2001 All rights reserved No parts of this publication may be reproduced stored in a retrieval system transmitted in any form or by any means electronical mechanical...

Page 3: ...3 1 Duplexer 12 2 3 2 Measuring Aids 12 2 3 3 Conversion Module 13 2 3 4 Final Amplifier 14 2 3 5 Control Module 15 2 3 6 Motherboard 16 2 3 7 Power Supply 17 3 OPTIONAL EQUIPMENT 18 3 1 MODEM 18 3 1...

Page 4: ...35 5 5 MANUAL SETTINGS 36 5 6 LEVELLING OF THE REPEATER 38 6 ALARMS 39 6 1 BITE AND ALARMS 39 6 2 HANDLING OF ALARMS 39 6 3 STATUS REPORT 39 7 TROUBLE SHOOTING 40 7 1 ERROR INDICATION 40 7 2 BOOT PROC...

Page 5: ...1 9 1 ELECTRICAL SPECIFICATIONS 51 9 1 1 Specifications of MR703P 51 9 1 2 Specifications of MR803P 52 9 2 MECHANICAL SPECIFICATION 53 9 3 ENVIRONMENTAL AND SAFETY SPECIFICATIONS 53 9 4 SPARE PARTS LI...

Page 6: ...g bolt 27 figure 4 4 Top view of antenna connections 28 figure 5 1 Control module Position of LEDs 31 figure 5 2 Control module Position of the DIP switches 32 figure 5 3 Motherboard 36 figure 8 1 Fus...

Page 7: ...on DL Downlink ESD Electrostatic Discharge ETS European Telecommunication Standard I2C Bus Inter Integrated Circuit Bus Philips Id No Identification Number MR MIKOM Repeater MS Mobile Station OMC Oper...

Page 8: ...by all means A grounding bolt is provided at the outside of the cabinet to connect the earth bonding cable Note Make sure that a suitable mounting surface is used Only adequate manpower is allowed to...

Page 9: ...als In order to ensure constant first rate quality of the products a comprehensive quality assurance has been conducted at all fabrication stages Every component leaves the factory only after a thorou...

Page 10: ...gapore 449269 Phone 65 345 8022 FAX 65 345 8033 AT China CITIC Building 11 04 19 Jianguomenwai Avenue Beijing 100004 China Phone 86 10 6508 3088 FAX 86 10 6508 3066 AT Canada 1815 Ironstone Manor 12 P...

Page 11: ...desired dark spot In the uplink UL direction the repeater receives a signal from mobile stations present in its coverage area and forwards them to the corresponding BTS 2 2 REPEATER DESIGN The repeat...

Page 12: ...ving path The pass bandwidth of the duplexer is the entire width of the UL and DL band of the corresponding network figure 2 2 Duplexer 2 3 2 Measuring Aids With built in RF probes at the duplexers te...

Page 13: ...of highly selective filters and run through a digital controllable attenuator figure 2 3 Conversion module Each link of a conversion module is provided with filters which guarantee the high selectivit...

Page 14: ...SELECTIVE REPEATERS MRX03P User sManual doc Id No 154999 Page 14 22 Jan 01 2 3 4 Final Amplifier The UL and DL path are amplified by a final amplifier It is located next to the conversion module figu...

Page 15: ...nterface are located on the control module Frequency gain power down of RF stages and ALC can be controlled and status messages can be received remotely In case a PSTN modem or a mobile is connected a...

Page 16: ...l doc Id No 154999 Page 16 22 Jan 01 2 3 6 Motherboard The function of the mother board is the communication between the conversion module and the control module via the I2 C Bus All signals will be r...

Page 17: ...be provided by different mains power An external switch mounted on the power supply is provided to disconnect the repeater from mains during maintenance work to ensure that all circuits are voltage fr...

Page 18: ...These settings can only be changed after connection to the terminal If a different modem is required or if the quality of the line does not allow to use the set parameters the settings have to be cha...

Page 19: ...amps For the standard modem type DigiTel 56Euro use clamps 2 and 3 to connect the telephone lines a and b Previous standard modems type DigiTel 34P use clamps 1 and 4 In case of failure try both possi...

Page 20: ...CTIVE REPEATERS MRX03P User sManual doc Id No 154999 Page 20 22 Jan 01 3 1 3 Wireless Modem The wireless modem is mounted in the modem box of the lid figure 3 2 Modem connection on the duplexer Modem...

Page 21: ...al alarm clamps All external alarms are normally high 5V without connection Via the software command SET LOGIC the external alarms can be set to high active H or low active L Depending on the settings...

Page 22: ...nmental conditions The batteries are protected from deep discharge by use of a low voltage disconnect unit A local switch is provided to disconnect the battery backup option during maintenance to ensu...

Page 23: ...wed to handle the weight of the system F Note If it is impossible to mount the repeater with the mounting brackets due to an uneven surface e g a bulged wall in a tunnel alternative fastening devices...

Page 24: ...holes Drill four holes and screw the mounting brackets to the wall Attach the upper two socket head cap screws M8x16 to the repeater housing Hang the repeater into the mounting brackets Fasten the low...

Page 25: ...re Standard mounting hardware can not be used to mount the repeater to a pole a mast or other similar structures Additional hardware must be used for this type of installation Such a pole mounting kit...

Page 26: ...ach the upper two socket head cap screws M8x16 to the repeater housing Hang the repeater into the mounting brackets Fasten the lower two socket head cap screws M8x16 and the two tire bolts Make sure t...

Page 27: ...kit is part of the delivery schedule The complete grounding kit is part of the delivery schedule figure 4 3 Grounding bolt 4 3 2 Mains Power Supply Before connecting electrical power to the repeater i...

Page 28: ...ter has two female antenna connectors 7 16 or N with adapter For mounting the corresponding cable connector we recommend to refer to the corresponding documentation of the respective connector manufac...

Page 29: ...er 5 1 3 it is also necessary to measure the BCCH level BCCH Broadcast Control Channel The resulting max allowed repeater gain of the antenna isolation must be compared with the resulting max allowed...

Page 30: ...r without ICE option Assumed case of a poor antenna isolation Repeater without ICE Antenna isolation 80 dB SGM 15 dB Allowed max gain 65 dB In this case the antenna isolation should be improved The op...

Page 31: ...may take up to several minutes After booting the system LE1 turns red for a few moments then flashes green LE2 also flashes red and then green This is just an optical functionality test of the two col...

Page 32: ...to 1 Ext Alarm 4 PSTN d 2 Remote Mode Local Mode 2 Ext Alarm 3 PSTN c 3 DO NOT USE DO NOT USE 3 Ext Alarm 2 PSTN b 4 DO NOT USE Auto 4 Ext Alarm 1 PSTN a Switch for additional inputs 2 MOR MR switch 3...

Page 33: ...C with VT100 emulation can only be performed at the repeater Open the repeater carefully and ensure that DIP switch 2 of mode switch 1 is in position OFF Only when DIP switch 2 is OFF a local access t...

Page 34: ...following report AT MIKOM REPEATER MRXXX SM2009 SW REP 10XX VX XX ENTER CR TO LOGIN Please type fullstop and confirm with CR carriage return to get to the login orders Note The following step can onl...

Page 35: ...changed by software Note case sensitivity and blanks If the software login procedure was successful the input request shown below displays on the terminal MIKOM All parameters of the repeater can now...

Page 36: ...the mode switch 1 is in position ON manual mode An attenuation of 30 dB max in steps of 2 dB can be set in the UL and DL path for channel and band selective repeaters The channel settings are only av...

Page 37: ...on the location of the motherboard in the repeater table 5 3 Rotary switches of the motherboard Example A gain of 74 dB is required in the UL and DL path module 1 is set to channel 96 and module 2 to...

Page 38: ...R After software login the repeater must be levelled so that the highest output power is achieved without reaching the ALC Automatic Level Control Note When the local software configuration is finishe...

Page 39: ...larm message and can request a detailed status report 6 2 HANDLING OF ALARMS As soon as the software recognizes a valid alarm a message is transmitted to the operator In remote mode the alarm can be a...

Page 40: ...green red green red green No power Check presence of power at the input replace fuse according to chapter check battery backup module l l l Indicates a summary failure l l l Mains failure control mod...

Page 41: ...STORY Check the alarm history 1 If a hardware module is damaged replace corresponding hardware module 2 Minor alarms with no influence on the system can be cancelled by confirming the alarm with the s...

Page 42: ...ser settings data default values might be overwritten Before you start a software download save all user settings attenuation ALC threshold temperature compensation offset gain phone numbers etc If an...

Page 43: ...the repeater shall be performed by replacing modules only Soldering on printed circuit boards shall be avoided In order to sustain warranty take care not to damage unintentionally the seals on the mod...

Page 44: ...the delivered mains cable should not be sufficient or in case of a defect the mains cable can be replaced Note Disconnect repeater from mains first Remove the cover plate with the lock and open the ho...

Page 45: ...ure 8 3 Cable gland 8 4 REPLACEMENT OF THE RAM RTC BATTERY The RAM RTC battery of the control module has to be replaced in case of memory loss or as a preventive measure after approximately three year...

Page 46: ...M RTC battery Note Before replacing the battery disconnect the repeater from mains and take off the battery backup module Note Observe the rules for changing Lithium batteries Wrong connection or trea...

Page 47: ...ears usage The nominal lifetime of the accumulator is three years The battery backup module is accessible after opening the housing on the left hand side in the lid It is recommended to replace the wh...

Page 48: ...connector panel Remove the grounding cable On side of mobile antenna connector Dismount the amplifier mounted on the backside of the duplexer on the side of the UL input by unscrewing two M2 5 Philli...

Page 49: ...re that mains are disconnected and the battery backup module is switched off The power supply is mounted in the lid of the housing Open the repeater to get access to the device Remove all connected ca...

Page 50: ...n 01 8 10 CONNECTING BOARD The connecting board is mounted on top of the duplexer on the right hand side in the heat sink It is screwed by means of three tallow drop screws M3 Disconnect the flat cabl...

Page 51: ...ALC dynamic range 10 dB OICP 3 44 dBm min P1dB 34 dBm min Return loss 25 C amb temp 10 dB min Power supply 110 Vac 230 Vac 24 Vdc or 48 Vdc Power consumption 95 Watt typ Built in test equipment Curren...

Page 52: ...dBm min Return loss 25 C amb temp 10 dB min Power supply 110 Vac 230 Vac 24 Vdc or 48 Vdc Power consumption 95 Watt typ Built in test equipment Current monitor Synthesizer lock monitor Temperature ALC...

Page 53: ...brackets Volume 14 litres Weight approximately 14 kg per unit standard configuration 9 3 ENVIRONMENTAL AND SAFETY SPECIFICATIONS For detailed information refer to the environmental and safety specific...

Page 54: ...DL 144381 144383 151073 Basic Module var 15 MHz 151463 Final Amplifier 4 Watt 154737 Power supply no plug 185 320 Vac 148812 Power Supply no plug 230 Vac 15 144306 Power Supply USA plug 115 Vac 15 141...

Page 55: ...185 320 Vac 148812 Power Supply no plug 230 Vac 15 144306 Power Supply USA plug 115 Vac 15 141230 Power Supply no plug 80 130 Vdc 145524 Power Supply no plug 36 72 Vdc 144946 Power Supply no plug 18 4...

Page 56: ...USER S MANUAL FOR BAND SELECTIVE REPEATERS MRX03P User sManual doc Id No 154999 Page 56 22 Jan 01 9 5 INSTALLATION DRAWING OF THE REPEATER figure 9 1 Installation drawing of MRx03P...

Page 57: ...BAND SELECTIVE REPEATERS MRX03P User sManual doc Id No 154999 Page 57 22 Jan 01 9 6 LAYOUT OF THE REPEATER LID figure 9 2 Repeater lid Mains Switch Door Contact Power Supply Repeater Lid Control Modul...

Page 58: ...REPEATERS MRX03P User sManual doc Id No 154999 Page 58 22 Jan 01 9 7 LAYOUT OF THE REPEATER HEAT SINK figure 9 3 Repeater heat sink Heat sink Final Amplifier Conversion Module Duplexer Connector Panel...

Page 59: ...7 Maintenance 43 Manual settings 36 Measurements Antenna isolation 30 BCCH Channel 29 Levelling 38 Measuring Aids 12 Modem general 18 Motherboard 16 Mounting Pole 25 Wall 24 Mounting brackets 24 P Pow...

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