Display Adjustment - Philips BDL4221V/00 Service Manual

2.9 WHITE-D adjustment (B)
2.9.1 At factory mode apply 1360X768 @60Hz mode with 32 gray pattern.
Set smart picture at Normal , and Brightness to 50% and Contrast to 50%.
Set AUTO-COLOR function for auto ADC offset and gain setup.
2.9.2 Apply full white pattern , adjust the Cool, Normal & Warm SCALER GAIN RG B
to reach W/D and luminance in factory mode.(See fig.1)
1. Check (X, Y) co-ordinates as below :
x (center)
y (center)
Reading with Minolta CA-110.
2. Check the gray level color poor & noise condition and chromaticity
Note:
1. Use Minolta CA-110 for color coordinates and luminance check.
2.Set Light Senor off before W-D adjustment.
3. Luminance> 400 cd/m
and PC Brightness control; Contrast control at 100%
4.Set smart picture at normal ,brightness &contrast to 50% after alignment.
5.Set Light senor off after Light senor check.

Display adjustment

" "
Cool/9300°K Normal/6500°K
0.283 ± 0.005 0.313 ± 0.005
0.297 ± 0.005 0.329 ± 0.005
2
in the center of the screen at 6500(NORAML)color
Warm/5700°K
0.328 ± 0.005
0.344 ± 0.005
27
420WN6 LCD TV
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