Sharp 21K-FD5RU Service Manual page 24

21K-FD5RU
7. SCREEN, WHITE BALANCE, SUB-BRIGHTNESS & SUB-CONTRAST (2) ADJUSTMENT
(4) After adjustment , if V04 ≤ 66 . please re-adjust from Screen adjustment.
This is to avoid low control range for user contrast adjustment.
8. PAL CHROMA ADJUSTMENT
9. NTSC CHROMA ADJUSTMENT
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