Nikon CM200 service manual 5Top Cover Removal Chassis Horizontal

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2-6	MAINTENANCE

6.2Top Cover Removal

1.Place the radio in a vertical position as shown in Figure 2-4.

Figure 2-4Top Cover Removal (Chassis Vertical).

2.Insert the flat screw driver near the ‘T’ and push the plastic cover up until it pops over the ‘T’ mount boss. Perform the same function on the ‘T’ location on the other side of the chassis.

3.Next place the radio in a horizontal position as shown in Figure 2-5 and insert the flat screw driver into the slot to release the upper cover.

Figure 2-5Top Cover Removal (Chassis Horizontal)

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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 Safety Information Product Safety and RF Exposure ComplianceThis page is Intentionally Blank Introduction Replacement Parts Ordering Radio Model Information This page Intentionally Left Blank Preventive Maintenance Cleaning ProceduresChapter IntroductionCleaning Internal Circuit Boards and Components Safe Handling of Cmos and Ldmos DevicesRepair Procedures and Techniques General Parts Replacement and SubstitutionDisassembling and Reassembling the Radio General Rigid Circuit BoardsControl Head Removal Radio Disassembly DetailedVolume Knob Removal 3Flat Cable Removal Top Cover Removal 5Top Cover Removal Chassis HorizontalMain Shield Removal PA Shield and DC Cable RemovalPA Clip and Main PCB Removal for Low Power Models 8PA Shield and DC Cable Removal for High Power ModelsMain PCB Removal for High Power Models 10PA Clip and Main PCB Removal for High Power ModelsDisassembly of Control Head CM200 PCBDisassembly of Control Heads CM300/PM400 12Control Head Housing Removal CM300/PM400Chassis Assembly for High Power Models Radio AssemblyChassis Assembly for Low Power Models Control Heads Assembly Control Head FittingOption 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 Control Head CM200 Item no DescriptionControl Head CM300/PM400 Service Aids Motorola Part Description ApplicationTest Equipment Programming/Test Cable RKN4083 FLO830308-020Pin Configuration of FKN8113 Adapter Cable FKN8113Setup Service Monitor Test Set Power SupplyGeneral Table Number TitleRF Test Mode To enter test mode display radiosHSS CMPTest Mode Test Name Communications Analyzer Radio Test Set CommentDtmf PL/DPLTPL DPLSinad This page Intentionally Left Blank CPS CPS Programming/Flashing Setup with RIBDescription Kit Number CPS Programming/Flashing Setup Ribless CPS Programming Setup with RIB with Telco ConnectorCPS Programming Setup with RIB Accessory Connector CPS Programming Setup with RIBService Monitor Test Set Power Supply Radio Tuning SetupInitial Test Equipment Control Settings Power UP SELF-TEST Error CodesPower UP SELF-TEST Accessories AntennasVHF UHFAlarms and Accessories AudioControl Station Public AddressCables MountingData CES Wireless Technologies PeripheralsAccessory Connector Pin Function SCIMicrophone Connector Pin Function SCI/DTMFLow Power Radios 146-174 MHz CM200/CM300/PM400 Model ChartVHF2, 1-25 W, 146-174 MHz Model Description438-370 MHz CM200/CM300/PM400 Model Chart UHF2, 1-25 W, 438-470 MHzAAM50RNC9AA1A AAM50RNF9AA1ANSpecifications SpecificationGeneral ESDTransmitter ReceiverHigh Power Radios 136-162 MHz CM300 Model ChartVHF1, 25-45 W, 136-162 MHz VHF2, 25-45 W, 146-174 MHz438-470 MHz CM200/CM300/PM400 Model Chart UHF2, 25-40 W, 438-470 MHzAAM50RPC9AA1A AAM50RPF9AA1ANAAM50SPF9AA3AN 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 Standards MIL-STDGlossary of Terms Term DefinitionReset OSWPLL PTTVswr VCOVcobic This page Intentionally Left Blank Page 6802966C15