Join Date: Feb 2011
Location: South Bay'Los Angeles California.
Mentioned: 1 Post(s)
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warning, this will erase any calibration except the drives and cuts 2 point grayscale.
From the service manual ---
6 Troubleshooting Guide
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 control for more than 3 seconds.
Disconnect the AC cord from wall outlet.
...to reset the set, power on the tv,
hold the menu button on the remote and at the same time
hold down the volume minus button on the tv, after about 5 seconds
you will see a screen with information come up,
at this point hold down the power button on the front of
the set until it turns off, then unplug the main power for
30 seconds plug back up and it's like you unboxed it for the
This will reset all the user menu settings back to default,