Nikon CM200 service manual Main PCB Removal for High Power Models

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Radio Disassembly - Detailed	2-9

6.6Main PCB Removal (for High Power Models)

1.Remove the PA screws. See Figure 2-10.

2.Remove all the screws that fix the PCB to the chassis.

3.Loosen the M2 screw (about 3 to 4 turns) on the RF connector using hex tool (Part number: 6680334F39).

4.Loosening this screw, enables you to unscrew the RF connector from outside.

5.Carefully remove the main PCB in a diagonal manner.

NOTE It is recommended to grip the volume potentiometer and remove the PCB board

Figure 2-10PA Clip and Main PCB Removal (for High Power Models)

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Contents Commercial Series Page CM200/CM300/PM400 Radios Foreword Table of Contents Transceiver Performance Testing Glossary This page Intentionally Left Blank Product Safety and RF Exposure Compliance Safety InformationThis page is Intentionally Blank Introduction Replacement Parts Ordering Radio Model Information This page Intentionally Left Blank Introduction Preventive MaintenanceCleaning Procedures ChapterSafe Handling of Cmos and Ldmos Devices Cleaning Internal Circuit Boards and ComponentsRigid Circuit Boards Repair Procedures and Techniques GeneralParts Replacement and Substitution Disassembling and Reassembling the Radio GeneralControl Head Removal Radio Disassembly DetailedVolume Knob Removal 3Flat Cable Removal 5Top Cover Removal Chassis Horizontal Top Cover RemovalPA Shield and DC Cable Removal Main Shield Removal8PA Shield and DC Cable Removal for High Power Models PA Clip and Main PCB Removal for Low Power Models10PA Clip and Main PCB Removal for High Power Models Main PCB Removal for High Power ModelsPCB Disassembly of Control Head CM20012Control Head Housing Removal CM300/PM400 Disassembly of Control Heads CM300/PM400Chassis Assembly for High Power Models Radio AssemblyChassis Assembly for Low Power Models Control Head Fitting Control Heads AssemblyOption Board Installation Item No Description Part Number Radio Exploded Mechanical Views and Parts ListsRadio Assembly 1-25 W Models Radio Assembly 25-40 W/25-45 W Models Item no Description Control Head CM200Control Head CM300/PM400 Motorola Part Description Application Service AidsTest Equipment FLO830308-0 Programming/Test Cable RKN4083Adapter Cable FKN8113 20Pin Configuration of FKN8113Table Number Title SetupService Monitor Test Set Power Supply GeneralCMP RF Test ModeTo enter test mode display radios HSSTest Name Communications Analyzer Radio Test Set Comment Test ModeDPL DtmfPL/DPL TPLSinad This page Intentionally Left Blank CPS CPS Programming/Flashing Setup with RIBDescription Kit Number CPS Programming Setup with RIB with Telco Connector CPS Programming/Flashing Setup RiblessCPS Programming Setup with RIB CPS Programming Setup with RIB Accessory ConnectorService Monitor Test Set Power Supply Radio Tuning SetupInitial Test Equipment Control Settings Error Codes Power UP SELF-TESTPower UP SELF-TEST UHF AccessoriesAntennas VHFAudio Alarms and AccessoriesMounting Control StationPublic Address CablesPeripherals Data CES Wireless TechnologiesSCI Accessory Connector Pin FunctionSCI/DTMF Microphone Connector Pin FunctionModel Description Low Power Radios146-174 MHz CM200/CM300/PM400 Model Chart VHF2, 1-25 W, 146-174 MHzAAM50RNF9AA1AN 438-370 MHz CM200/CM300/PM400 Model ChartUHF2, 1-25 W, 438-470 MHz AAM50RNC9AA1AESD SpecificationsSpecification GeneralReceiver TransmitterVHF2, 25-45 W, 146-174 MHz High Power Radios136-162 MHz CM300 Model Chart VHF1, 25-45 W, 136-162 MHzAAM50RPF9AA1AN 438-470 MHz CM200/CM300/PM400 Model ChartUHF2, 25-40 W, 438-470 MHz AAM50RPC9AA1AAAM50SPF9AA3AN 465-495 MHz PM400 Model ChartUHF3, 25-40 W 465-495 MHz VHF1 VHF2 UHF2 UHF3 35 ∝V @ 12.5 kHz ∝V @ 25 kHz MIL-STD MIL StandardsTerm Definition Glossary of TermsPTT ResetOSW PLLVswr VCOVcobic This page Intentionally Left Blank Page 6802966C15