Philips 190E2FB/00 (AP), Service Manual

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0.1 190E2plus 19” Wide 16x10 LCD Monitor
2010/06/10 PHILIPS 19 of 30
70 190E2 LCD
General Product Specification
B_min
X 100% > 75% (Follow panel spec.)
B_max
Where B_max =Maximum brightness
B_min = Minimum brightness
4.5 Check Cross talk (S)
Apply Pattern 2. Set contrast and brightness at 100 %.
Measure YA. Then output Pattern 3 and measure YB.
the cross talk value :
ABS ( YA - YB )

X 100% < 1.5 %
YA
4.6 Color temperature adjustment
There are six factory preset white color 11500K, 9300K, 8200K, 7500K, 6500K, sRGB,
5000K
Align by Philips PerfecTune (also called FGA) function.
Apply full white pattern, with brightness in 100 % position and the contrast control at 50
% position.
The 1931 CIE Chromaticity (color triangle) diagram (x , y) coordinate for the screen
center should be:
Product specification
CIE coordinates (x,y)
11500K x = 0.270 ± 0.02
y = 0.281 ± 0.02
9300K x = 0.283 ± 0.02
y = 0.297 ± 0.02
8200K x = 0.291 ± 0.02
y = 0.306 ± 0.02
7500K x = 0.298 ± 0.02
y = 0.314 ± 0.02
6500K/sRGB x = 0.313 ± 0.02
y = 0.329 ± 0.02
sRGB x = 0.313 ± 0.02
y = 0.329 ± 0.02
5000K x = 0.345 ± 0.02
y = 0.357 ± 0.02