Philips 190C1SB/00, Service Manual

Page: 20 / 94

20 190C1 LCD
Electrical Instructions
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
Production alignment spec.
CIE coordinates (x,y)
11500K x = 0.270 ± 0.006
y = 0.281 ± 0.006
9300K x = 0.283 ± 0.006
y = 0.297 ± 0.006
8200K x = 0.291 ± 0.006
y = 0.306 ± 0.006
7500K x = 0.298 ± 0.006
y = 0.314 ± 0.006
6500K/sRGB x = 0.313 ± 0.006
y = 0.329 ± 0.006
sRGB x = 0.313 ± 0.006
y = 0.329 ± 0.006
5000K x = 0.345 ± 0.006
y = 0.357 ± 0.006
Quality Inspection specification:
CIE coordinates
(x,y)
9300K x = 0.283 ± 0.015
y = 0.297 ± 0.015
6500K/sRGB x = 0.313 ± 0.015
y = 0.329 ± 0.015
sRGB x = 0.313 ± 0.015
y = 0.329 ± 0.015