Product Specification - Philips 237E4QSD/93 Service Manual

Meridian 4
70
(1) Input signal : As defined in 3.3,
(2) Luminance setting : controls to be set to
(3) Warm up: more than 30 minutes after power on with signal supplied.
(4) Ambient light: 400 -- 600 lux.
(5) Ambient temperature: 20 ± 5 C
Follow Panel specification.
There are three factory preset white color 9300K, 6500K, sRGB.
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:
CIE coordinates
11500K
9300K
8200K
7500K
6500K/sRGB
sRGB
sources must have 75 ohm output impedance.
Brightness/ Brightness uniformity
Color temperature adjustment

Product specification

x = 0.270 ± 0.02
y = 0.281 ± 0.02
x = 0.283 ± 0.02
y = 0.297 ± 0.02
x = 0.291 ± 0.02
y = 0.306 ± 0.02
x = 0.298 ± 0.02
y = 0.314 ± 0.02
x = 0.313 ± 0.02
y = 0.329 ± 0.02
x = 0.313 ± 0.02
y = 0.329 ± 0.02
1920 x 1080 non-interlaced mode (1920 x
250 nits with full screen 100 % duty cycle white signal
(x,y)
1080@60Hz), signal
PerfecTune II
PerfecTune II
PerfecTune II
PerfecTune II
PerfecTune II
PerfecTune II