Service Manual Part 1

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The fault finding charts listed below are intended to be used in conjunction with the cir-
cuit diagrams and other PCB information found in Section 7, and with the circuit
descriptions and block diagrams found in Section 2.
Section Title Page
5.10.1 Radio Won’t Switch On 5.21
5.10.2 Radio Won’t Program 5.22
5.10.3 Synthesiser Faults 5.23
5.10.4 Receiver Front End Faults 5.24
5.10.5 Receiver IF Faults 5.25
5.10.6 Receiver Mute Faults 5.26
5.10.7 No Audio On Receive 5.27
5.10.8 Transmitter RF Low Power Faults 5.28
5.10.9 Transmitter Power Control Faults 5.30
5.10.10 Transmit Audio Absent 5.31
5.10.11 Trunked Radios: Radio Won’t Acquire A Control Channel 5.32