Philips 244ESB/00, Руководство по обслуживанию

Страница: 73 / 95

ʳ
ʳ
ʳʳʳʳʳ
ʳ
ʳ
ʳʳʳʳʳʳʳʳʳʳʳʳʳʳʳʳʳʳʳʳʳ˃ˁ˄ 244E2 24” Wide FHD LCD Monitor
2010/05/16 PHILIPS 23 of 36
244E2 LCD 73
General Product Specification
Apply the Fig 1, it should comply with the following formula:
B_min
X 100% >75%
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 %
! ! ! ! ! ! ! ! ! ! ZB
4.6 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 screen center 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