Philips 150B3B, Service Manual

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150B3B LCD
43
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6500 K
15. Gray scale checking
- Switch Timing/pattern generator to
Pattern: 32 gray scale
Timing: 1024 X 768 60Hz 48KHz
- Setting both Brightness and Contrast to 50 (Value).
- Check black and white scale are visible clearly across the screen.
See Fig. 7
Fig. 7
Note: The bright scale will be saturated, if Y is too large. The dark scale
will be invisible, if Y is too small. Re-alignment or review procedure
again to correct this.
Fig. 6
Fig. 5
9300 K
Colour adjustment