8.5.3 Subcontractors.......................................................................................................221
Chapter
9: GTR 8000 Base Radio FRU Procedures............................................. 222
9.1 Field Replaceable Units (FRUs) and Parts..........................................................................222
9.2 Transceiver Hardware Generations.....................................................................................226
9.2.1 Transceiver Software and Feature Compatibilities................................................ 226
9.2.2 Identifying Transceiver Hardware Generation....................................................... 227
9.2.3 Transceiver FRU Number Mappings..................................................................... 228
9.3 Power Amplifier Hardware Generations.............................................................................. 229
9.3.1 Power Amplifier Software and Feature Compatibilities..........................................229
9.3.2 Identifying Power Amplifier Hardware Generation................................................. 230
9.3.3 Power Amplifier FRU Number Mappings............................................................... 230
9.4 Replacing a Transceiver Module......................................................................................... 231
9.5 Replacing the Fan Assembly............................................................................................... 237
9.6 Replacing a Power Supply...................................................................................................238
9.7 Replacing a Power Supply Fan........................................................................................... 240
9.8 Replacing a Power Amplifier................................................................................................242
9.9 Replacing a GTR 8000 Base Radio Backplane...................................................................245
9.10 Replacing a Preselector Filter............................................................................................250
9.11 Replacing Transmit Filters (700/800 MHz)........................................................................ 251
9.12 Replacing the Dual Circulator/Isolator Modules.................................................................253
9.13 Replacing a Duplexer (700/800 MHz)................................................................................257
9.14 Replacing a Duplexer (UHF)..............................................................................................259
9.15 Replacing a Duplexer (VHF)..............................................................................................261
9.16 Replacing an Antenna Relay............................................................................................. 262
Chapter 10: GTR 8000 Base Radio Reference......................................................264
10.1 GTR 8000 Base Radio LEDs.............................................................................................264
10.1.1 GTR 8000 Base Radio Transceiver LEDs........................................................... 264
10.1.1.1 Transceiver Status and Alarm LEDs...................................................... 265
10.1.1.2 Transceiver Ethernet Link Status LEDs................................................. 265
10.1.1.3 Transceiver Application-Controlled LEDs.............................................. 266
10.1.1.4 Transceiver Services-Controlled LEDs.................................................. 267
10.1.2 Transceiver Option Card Intercom LED...............................................................267
10.1.3 Power Amplifier LEDs.......................................................................................... 268
10.1.4 Fan Module LED.................................................................................................. 268
10.1.5 Power Supply LEDs............................................................................................. 269
10.2 RFDS Equipment Specifications .......................................................................................270
10.2.1 Transmit Filter Specifications (700/800 MHz)...................................................... 270
10.2.2 Preselector Filter Specifications (700/800 MHz)..................................................271
10.2.3 Preselector Filter Specifications (UHF)................................................................271
MN003286A01-E
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