Panasonic gph13du tc-p42x2 Service Manual

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6 Troubleshooting Guide
Use the self-check function to test the unit.
1. Checking the IIC bus lines
2. Power LED Blinking timing
6.1.
Check of the IIC bus lines
6.1.1.
How to access
Self-check indication only:
Produce TV reception screen, and while pressing [VOLUME ( - )]   button on the main unit, press [OK] button on the remote control
for more than 3 seconds.
Self-check indication and forced to factory shipment setting:
Produce TV reception screen, and while pressing [VOLUME ( - )]   button on the main unit, press [MENU] button on the remote con-
trol for more than 3 seconds.
6.1.2.
Exit
Disconnect the AC cord from wall outlet.
6.1.3.
Screen display
6.1.4.
Check Point
Confirm the following parts if NG was displayed.