Motorola DR 3000 service manual Disassembly of Repeater Indicator Board

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Disassembly/Reassembly Procedures: Disassembly Procedures — Detailed

5-5

 

 

5.6.2Disassembly of Repeater Indicator Board

(Refer to Figure 5-2 and Figure 5-3)

1.Disconnect the blue ethernet cable from the ethernet connector on the Repeater Indicator Board.

2.Disconnect flex cable from 30-position connector on Repeater Indicator Board, noting orientation of cable which is identified with a solid black line. This is important for reassembly.

Ethernet

Connector

Repeater, LED

and USB

Converter Board

Control Head Flex

Figure 5-2. Disconnecting Ethernet Cable and Flex Cable

3.Detach the front panel by removing the four M6 screws located on the front face of panel using a T30 TORX™ driver.

4.Place the front panel on a flat surface with the Repeater Indicator Board facing up.

5.Detach the Repeater Indicator Board from front panel by removing the four M3 screws using a T10 TORX™ driver.

6.Hold the Repeater Indicator Board on its outer edge with your finger tips, squeeze together the catch of each clip and slightly press them through the board to remove the light guide.

6866576D03-A

February 21, 2007

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Contents Mototrbo Repeater UHF Range 1 Mototrbo Repeater Foreword Product Safety and RF Exposure ComplianceDocument History February 21 Table of Contents Glossary Glossary-1 Chapter Basic TroubleshootingAppendix a Emea Regional Warranty, Service and Support List of Figures List of Tables Related Publications Repeater Description IntroductionNotations Used in This Manual AA M Mototrbo Repeater Model Numbering SchemeMDM27QPR9JA7AN Model DescriptionUHF1 SpecificationsTransmitter Introduction Specifications Recommended Test Equipment Test Equipment and Service AidsProgramming Cables Service AidsWire Diagram Test Equipment and Service Aids Programming Cables Setup Transceiver Performance TestingGeneral AM, CW, FM FMSinad Customer Programming Software Setup Repeater Tuning and ProgrammingACC USB Repeater Tuning SetupPreventive Maintenance Disassembly/Reassembly ProceduresCleaning Procedures InspectionU t i o n Safe Handling of Cmos and Ldmos DevicesLead Free Solder Paste Part Number List Repair Procedures and Techniques GeneralDisassembling and Reassembling the Repeater General Disassembly Procedures DetailedDisassembly of Cover Disassembly of Repeater Indicator Board Repeater Indicator Board Disassembly Disassembly of FanRemoving Transmit Radio Tx Radio DisassemblyRemoving Thermal Pad and Heatsink Receive Radio Removal Disassembly of Power Supply Disassembly of Receive RadioDisassembly of Connector Board Assembly Transceiver Board and Receiver Board Removal Transmit and Receive Radio Disassembly DetailedRF/DC Retention Clips Removal 10. Transceiver Board Removal 12. Transceiver Board with Thermal Pads Transmit and Receive Radio Reassembly DetailedOccur Transceiver Board and Receiver Board ReassemblyRetention Clips RF/DC17. Assembling of PA Pad and O-ring 18. Assembling Die Cast Cover onto Chassis 19. Screw Sequence to Tighten Die Cast Cover Thermal Pad Replacement Procedure22. Placing Thermal Pads on PA and Transistor Components Reassembly of Receive Radio Reassembly of Power SupplyReassembly of Connector Board Assembly Reassembly of the Receive Bracket Assembly to the EnclosureReplacing the Thermal Pad and Heatsink Reassembly of Transmit RadioReassembly of Cover Reassembly of FanReassembly of Repeater Indicator Board 24. Repeater Assembly Exploded View Repeater Exploded Mechanical Views and Parts Lists25. Receive Bracket and Radio Assembly Exploded View 6866576D03-A Torque Chart Disassembly/Reassembly Procedures Torque Chart High Power RF Precaution Basic TroubleshootingReplacement Service Kit Procedures LED LED Indicator DescriptionsAfter Warranty Period Warranty and Service SupportWarranty Period and Return Instructions Piece Parts European Radio Support Centre ErscFurther Assistance From Motorola Technical SupportEmea Regional Warranty, Service and Technical Support Glossary TPL TOTUHF VIP@6866576D03@