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PH600 Radio Maintenance Manual
44
6.10 Accessory Failure
Start
Accessory failure
Is the contact of
accessory interface
corroded or dirty?
Yes
Clean or replace the
accessory interface FPC
No
Replace the
main PCB
End
Is the signal pin of
accessory interface
connector broken?
Yes
Replace the
accessory
Yes
No
Is the accessory
interface FPC
broken?
Yes
Replace the accessory
interface FPC
No
Is the accessory
interface plug of the
main PCB normal?
Especially pay attention
to the contacts of plug.
No
Repair the
accessory
interface plug
