Panasonic TH50PZ750U - 50" Plasma TV, Service Manual

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Use the self-check function to test the unit.
9 Self-check Function
1. Checking the IIC bus lines
2. Power LED Blinking timing
9.1. Check of the IIC bus lines
9.1.1. 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
control for more than 3 seconds.
9.1.2. Exit
Disconnect the AC cord from wall outlet.
9.1.3. Screen display
9.1.4. Check Point
Confirm the following parts if NG was displayed.
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TH-50PZ750U