Maintenance - Icom IC-7800 Instruction Manual

MAINTENANCE

I Troubleshooting
............................................................... 13-2
D Transceiver power ......................................................... 13-2
D Transmit and receive ...................................................... 13-2
D Scanning ..................................................................... 13-3
D Display ........................................................................ 13-3
I Main dial brake adjustment
I Voice synthesizer operation ................................................ 13-3
I SWR reading ..................................................................... 13-4
I Screen type and font selections
I Frequency calibration (approximate)
I Opening the transceiver's case ............................................. 13-6
I Clock backup battery replacement
I Fuse replacement
I Resetting the CPU ............................................................ 13-7
I About protection indications ................................................ 13-8
I Screen Saver Function
13-1
................................................ 13-3
.......................................... 13-4
.................................... 13-5
....................................... 13-6
............................................................ 13-7
...................................................... 13-8
13
Section