Panasonic PT-L759VU Service Manual page 53

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Fig. 4-4-8
4.4.3. WHITE LEVEL ADJUSTMENT
Purpose:
To set the optimum signal level.
Symptom of Misadjustment:
The picture will be too light or too dark.
Note:
This adjustment should be done in a darkroom.
1. Connect the Personal Computer to the RGB1 IN with the VGA
cable.
2. Supply Green Level Adjustment Signal and project on the screen.
3. Press
or
button on remote control to select "BLACK

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