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PH690 Radio Maintenance Manual
CONTENTS
1 Overview....................................................................................................................................................1
1.1 Appearance.................................................................................................................................... 1
1.2 Standard Package.........................................................................................................................1
1.3 Specification................................................................................................................................... 2
2 Function Test........................................................................................................................................... 4
2.1 Basic Function Test.......................................................................................................................4
2.2 Check Firmware Version and Device Information................................................................... 5
3 Software Upgrade................................................................................................................................... 5
3.1 Before Upgrade..............................................................................................................................5
3.2 Upgrade Procedure.......................................................................................................................6
3.3 CPS Software.............................................................................................................................. 14
4 Radio Disassemble Demonstration.................................................................................................23
4.1 Tools.............................................................................................................................................. 23
4.2 Procedure..................................................................................................................................... 24
4.3 Disassemble Steps..................................................................................................................... 24
4.4 Assemble Steps...........................................................................................................................31
4.5 Components.................................................................................................................................32
5 Hardware Pictures................................................................................................................................33
5.1 Front of Main PCB.......................................................................................................................33
5.2 Back of Main PCB....................................................................................................................... 34
6 Troubleshooting Maintenance Flow................................................................................................35
6.1 Structural Part Failure.................................................................................................................35
6.2 Battery Failure..............................................................................................................................36
6.3 No Power On................................................................................................................................37
