Panasonic PVQ-1312W Service Manual page 61

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the center of picture is the sharpest.
5. Turn the SCREEN CONTROL on the Flyback Transformer fully
counterclockwise.
6. Press DISPLAY key on the remote control for collapse scan. (Refer
to
HOW TO ENTER SERVICE
7. Adjust SUB BRIGHT in EVR adjustment mode so that the level A is
(140 VDC±5 VDC: For model with 13 inch CRT) or (170 VDC±5 VDC:
For model with 20 inch CRT) or (185 VDC±5 VDC: For model
with25 inch CRT).
8. Turn the SCREEN CONTROL on the Flyback Transformer
clockwise carefully and stop at the point where any color is first
observed.
9. In EVR adjustment mode, select the two colors not observed in
step 8 from the following control functions (B CUT -OFF, G CUT -
OFF, or R CUT -OFF) and adjust so that the horizontal line
becomes white.
For example, if the horizontal line appeared red in step 8, select
and adjust the B CUT -OFF and G CUT -OFF.
(See NOTE)
10. Press DISPLAY key on the remote control again to return for full
frame scan.
11. Select SUB BRIGHT in EVR adjustment mode and adjust so that
the picture has adequate brightness.
12. Select G DRIVE and B DRIVE in EVR adjustment mode and adjust
so that the entire screen is white.
Note:
MODE.)
Fig. E7
61

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