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Acer
5.1.4 Set brightness and contrast to be maximum, apply pattern as Fig.3, it should be the following
requirement:
5.2 Color Temperature Check
5.2.1 Test mode: 1440x900 @ 60 Hz
5.2.2 Test pattern: pattern #41 of "WHITE"
5.2.3 Test tool: Color Analyzer Chroma7120
5.2.4 Set brightness to be maximum and contrast to be 50%, measure color coordinate and luminance by
color analyzer as the following:
Min.
luminance
Max.
luminance
Mode
9300K
0.283 ± 0.030
USER
6500K
0.313 ± 0.030
of
nine
points
(backlight
)
of
nine
points
(backlight
)
Fig. 3
Chromaticity Coordinate
x
0.298 ± 0.030
/
0.329 ± 0.030
18
Service Manual
≡ 75
%
y
/
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