Pinpoint Test 3: Poor Quality/No Sound From One or More Speakers (Not All Speakers)

PINPOINT TEST 3: POOR QUALITY/NO SOUND FROM ONE OR MORE SPEAKERS (NOT ALL SPEAKERS)

Normal Operation
The audio unit directs the audio signals to the speakers through separate positive and negative circuits for each of the 4 audio channels: LH front, RH front, LH rear, and RH rear. The audio unit provides internal circuit protection for shorts to ground, shorts to voltage, and shorts between any output circuits.

This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Speaker
- Audio unit

CAUTION: For the CD6 audio unit, the audio unit must be placed in shipment mode before removal. See AUDIO UNIT SHIPMENT MODE. Failure to follow this instruction may result in damage to the audio unit.






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