13-1
MAINTENANCE Section 13
■ Troubleshooting .............................................................................. 13-2
D Transceiver power ....................................................................... 13-2
D Transmit and receive .................................................................. 13-2
D Scanning ..................................................................................... 13-3
D Display ........................................................................................ 13-3
D Format USB flash drive .............................................................. 13-3
■ Main dial brake adjustment ............................................................ 13-3
■ SWR reading .................................................................................. 13-4
■ Screen type and font selections ..................................................... 13-4
■Frequencycalibration(approximate) .............................................. 13-5
■ Opening the transceiver’s case ...................................................... 13-6
■ Clock backup battery replacement ................................................. 13-6
■ Fuse replacement ........................................................................... 13-7
■ Resetting the CPU .......................................................................... 13-7
■ About protection indications ........................................................... 13-8
■ Screen Saver Function ................................................................... 13-8