Always perform the Diagnostic System Check - Entertainment before proceeding with these diagnostic procedures. Refer to Diagnostic System Check - Entertainment System in Entertainment.

Schematic Reference: Video System Schematics

Important: The following information lists the most probable cause of the concern to the least probable cause, followed by the appropriate test for the condition. If the list leads to the replacement of a component, always inspect for a poor connection before proceeding with the replacement. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

1. Headphone audio adjusted all the way down

Adjust the affected headphone audio to an audible level.

2. Headphone battery drained

Install new batteries in the affected wireless headphone.

3. No audio output from the radio.

Test for any AC voltage between the left or right audio signal circuits and the audio return signal circuit at the overhead console connector. If no AC voltage is present, check for opens, shorts to battery positive, or shorts to ground on audio output circuits from the radio. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. If there is no AC voltage, and no opens or shorts are found, replace radio. Refer to Radio Replacement in Entertainment.

4. Overhead console faulty.

Replace overhead console. Refer to VES Overhead Console Replacement in Entertainment.