Audio System Symptom Troubleshooting - Volume does not change

Volume does not change

NOTE: Set the fader and balance positions to the center.

1.Listen for sound from the speakers.

Is the sound normal?

YES - Go to 2.

NO - Go to audio system sound is weak or distorted, or no sound is heard from speakers.n

2.Operate the volume knob to see if the volume changes.

Does the volume change?

YES - Operation is normal.n

NO - Replace the audio unit.n