Speakers Inoperative - All

SPEAKERS INOPERATIVE - ALL

SCHEMATIC REFERENCE: Radio/Audio System Schematics Connector End Views

REFERENCES: Entertainment Connector End Views

ALL SPEAKERS INOPERATIVE

IMPORTANT: The following information lists the most probable cause of the concern to the least probable cause followed by the appropriate test for that condition. If the list leads to the replacement of a component, always inspect for a poor connection before proceeding with the replacement.

With RPO UW6
1. Speaker output shorted-Test all speaker outputs for a short.
2. Defective Radio-Replace the radio.

With RPO U99
1. Battery positive voltage circuit to the amplifier open-Test the battery positive voltage circuit to the amplifier for an open.
2. Low level audio signal circuit shorted-Test all Low level audio signal circuits for a short to ground or short to voltage.
3. No low level audio output from the radio-Test for any AC voltage between the left front low level audio signal circuits at the amplifier harness connector, disconnected with the radio volume adjusted to 50 percent. If no AC voltage is present, replace the radio.
4. No audio output from the amplifier-Replace the amplifier.