Hytera DMR Service Manual

Service Manual
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Contents
1. RevisionHistory............................................................................................................................................... 1
2. CopyrightInformation............................................................................................................................... ....... 2
3. Disclaimer........................................................................................................................................................ 3
4. ProductOverview ............................................................................................................................................ 4
5. ProductControls ............................................................................................................................... ............... 5
6. FrontPanel ............................................................................................................................... ....................... 7
7. BasebandSection............................................................................................................................................. 9
7.1PowerSection .......................................................................................................................................................... 9
7.2PowerOn/Off......................................................................................................................................................... 10
7.3Clock ....................................................................................................................................................................... 11
7.4InterfaceDistribution............................................................................................................................................. 11
7.5AudioSection ......................................................................................................................................................... 15
7.6PCBDifference ....................................................................................................................................................... 19
8. GPSCircuit..................................................................................................................................................... 20
8.1CircuitDescription.................................................................................................................................................. 20
8.2SchematicDiagram ................................................................................................................................................ 20
8.3PartsList ................................................................................................................................................................. 21
8.4TroubleshootingFlowChart .................................................................................................................................. 22
9. TuningDescription ......................................................................................................................................... 23
10. InterfaceDefinition.................................................................................................................................... 24
11. UHF1(400‐470MHz25W)Information ........................................................................................................ 27
11.1T r ansmitterCircuit ............................................................................................................................................... 27
11.2ReceiverCircuit .................................................................................................................................................... 29
11.3FrequencyGenerationUnit(FGU) ....................................................................................................................... 30
11.4PCBView .............................................................................................................................................................. 33
11.5BlockDiagram ...................................................................................................................................................... 37
11.6SchematicDiagram .............................................................................................................................................. 40
11.7PartsList ............................................................................................................................................................... 54

Hytera DMR Specifications

General

Brand	Hytera
Model	DMR
Category	Radio
Language	English