Philips 228C3LHSB/00, Service Manual

Page: 20 / 79

20 228C3LH LCD
Electrical Instructions
White color adjustment
There are three factory preset white color 9300K, 6500K, sRGB.
Apply full gray64 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 screencenter should be:
Product specification
CIE coordinates (x,y)
11500K x = 0.270 ± 0.02
y = 0.281 ± 0.02
PerfectuneII
9300K x = 0.283 ± 0.02
y = 0.297 ± 0.02
PerfectuneII
8200K x = 0.291 ± 0.02
y = 0.306 ± 0.02
PerfectuneII
7500K x = 0.298 ± 0.02
y = 0.314 ± 0.02
PerfectuneII
6500K/sRGB x = 0.313 ± 0.02
y = 0.329 ± 0.02
PerfectuneII
sRGB x = 0.313 ± 0.02
y = 0.329 ± 0.02
PerfectuneII
5000K x = 0.345 ± 0.02
y = 0.357 ± 0.02
PerfectuneII
Production alignment spec.
CIE coordinates (x,y)
11500K x = 0.270 ± 0.006
y = 0.281 ± 0.006
PerfectuneII
9300K x = 0.283 ± 0.006
y = 0.297 ± 0.006
PerfectuneII
8200K x = 0.291 ± 0.006
y = 0.306 ± 0.006
PerfectuneII
7500K x = 0.298 ± 0.006
y = 0.314 ± 0.006
PerfectuneII
6500K/sRGB x = 0.313 ± 0.006
y = 0.329 ± 0.006
PerfectuneII
sRGB x = 0.313 ± 0.006
y = 0.329 ± 0.006
PerfectuneII
5000K x = 0.345 ± 0.006
y = 0.357 ± 0.006
PerfectuneII
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