Hytera RD985 - Page 3

Service Manual
10.2 RX Circuit..............................................................................................................................146
10.3 Frequency Generation Unit (FGU) ........................................................................................147
10.4 PCB View ..............................................................................................................................150
10.5 Block Diagram.......................................................................................................................156
10.6 Schematic Diagram...............................................................................................................159
10.7 Parts List ...............................................................................................................................168
10.8 Troubleshooting Flow Chart ..................................................................................................198
11.UHF3 (350-400MHz) Information.....................................................................................................203
11.1 TX Circuit...............................................................................................................................203
11.2 RX Circuit ..............................................................................................................................205
11.3 Frequency Generation Unit (FGU).........................................................................................206
11.4 PCB View ..............................................................................................................................209
11.5 Block Diagram .......................................................................................................................215
11.6 Schematic Diagram ...............................................................................................................218
11.7 Parts List................................................................................................................................
227
11
.8 Troubleshooting Flow Chart...................................................................................................258
12.VHF (136-174MHz) Information ......................................................................................................263
12.1 TX Circuit...............................................................................................................................263
12.2 RX Circuit..............................................................................................................................265
12.3 Frequency Generation Unit (FGU) ........................................................................................266
12.4 PCB View ..............................................................................................................................269
12.5 Block Diagram.......................................................................................................................275
12.6 Schematic Diagram...............................................................................................................278
12.7 Parts List ...............................................................................................................................287
12.8 Troubleshooting Flow Chart ..................................................................................................317
13. Disassembly and Assembly............................................................................................................322
14. Exploded View................................................................................................................................
324
15. Packing Guide..............................................................................................................
..................327
16. Specifications .................................................................................................................................328
17. T
able of Blind Spots........................................................................................................................330