CONFIRMATION STEP 1: AUDIO PANEL SWITCH CONFIRMATION [AUDIO]

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•  Make sure the customer complain and identify either the center panel malfunction or audio unit malfunction.

How to activate audio center switch confirmation mode

1.  Turn the audio unit power to ON.

2.  While pressing the POWER/VOLUME switch, simultaneously press the MEDIA switch for approx.1s.

3.  The center panel switch confirmation mode is now activated.

STEP

INSPECTION

ACTION
1
•  Press each switch on the center panel.
•  Does buzzer sound when pressing each switch?
Yes
Make sure the customer complain and then go to the appropriate symptom troubleshooting procedure.
No
Go to the next step.
2
•  Disassemble and reassemble the center panel and audio unit.
•  Activate the center panel switch confirmation mode.
•  Does the buzzer sound when pressing each switch?
Yes
Go to the next step.
No
Replace the center panel.
(See CENTER PANEL UNIT REMOVAL/INSTALLATION.)
(See CENTER PANEL UNIT DISASSEMBLY/ASSEMBLY.)
3
•  Does the audio system operate properly?
Yes
The system is normal.
No
Make sure the customer complain and then go to the appropriate symptom troubleshooting procedure.