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Test H: The Audio Unit Is Inoperative/Does Not Operate Correctly - Audio Input Jack

PINPOINT TEST H: THE AUDIO UNIT IS INOPERATIVE/DOES NOT OPERATE CORRECTLY - AUDIO INPUT JACK


H1-H3:






Normal Operation
Audio signals are sent from the audio input jack to the audio unit. There are no external power or ground circuits to the audio input jack.

Possible Causes
- Circuit 2047 (RD/WH) open, short to ground or voltage
- Circuit 2048 (RD/BK) open, short to ground or voltage
- Circuit 2049 (LG/WH) open, short to ground or voltage
- Circuit 2050 (LG/BK) open, short to ground or voltage
- Audio input jack
- Audio unit