Philips 247E4LHAB/57 - Visual Characteristics; Test Conditions and Color Adjustment

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90
Meridian 3
VISUAL CHARACTERISTICS
Test conditions
Unless otherwise specified, this specification is defined
under the following conditions.
(1) Input signal : As defined in 3.3, 1920 x 1080 non-interlaced mode (1920 x 1080@60Hz),
signal sources must have 75 ohm output impedance.
(2) Luminance setting : controls to be set to 250 nits with full screen 100 % duty cycle white signal
(3) Warm up: more than 30 minutes after power on with signal supplied.
(4) Ambient light: 400 -- 600 lux.
(5) Ambient temperature: 20 ± 5 qC
Brightness/ Brightness uniformity
Follow Panel specification.
Color temperature adjustment
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:
Product specification
CIE coordinates (x,y)
11500K x = 0.270 ± 0.02
y = 0.281 ± 0.02
PerfecTune II
9300K x = 0.283 ± 0.02
y = 0.297 ± 0.02
PerfecTune II
8200K x = 0.291 ± 0.02 PerfecTune II