Amplifier: Testing and Inspection

The power amplifier unit should be checked if there is no sound output noted from the speakers.

For diagnosis of the power amplifier, (Refer to AUDIO/SPEAKER - DIAGNOSIS AND TESTING).
Testing and Inspection

For complete circuit diagrams, refer to the appropriate wiring information.
The wiring information includes wiring diagrams, proper wire and connector repair procedures, further details on wire harness routing and retention, as well as pin-out and location views for the various wire harness connectors, splices and grounds.