Philips 170X6FB/00 Service Manual page 92

190X6&170X6 LCD
92
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4.3 Brightness: 200 nits (at panel color temperature, Screen center point, Fig. 1)
4.4
Actual display size 376x301mm
4.5
Set contrast at 50% and turn the brightness to get average above 200 nits at center of
the screen.
4.6
Apply Pattern 2. Set contrast at 50 % and brightness at 100 %. Measure A. Then output Pattern 3 and
measure A' . The cross talk value:
4.7
There are three factory preset white color 9300K, 6500K and 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:
2005-05-27
Thomas chen
GENERAL PRODUCT SPECIFICATION
14 1280X1024 64.0KHz
15 1280X1024 80.0KHz
16 688X556 31.3KHz
Note : 1. Screen displays perfect picture at 16 factory preset modes.
2. Screen displays visible picture with OSD warning when input modes are other
than 34 preset modes
Image size
Brightness uniformity
Apply the Fig 1. It should comply with the following formula:
Minimum luminance of nine points (brightness)
Maximum luminance of nine points (brightness)
Check Cross talk
ABS ( A - A )
¾¾¾¾¾¾¾¾¾ X 100 % < 1.8 % (Max)
White color adjustment
9300K CIE coordinates X = 0.283 +/- 0.020
19 Inch LCD Monitor
TYPE :190X6FB/00
BRAND : PHILIPS
2004-05-27
108
135
27
'
A
8639 000 16427
26
60Hz
75Hz
50Hz TV-PAL
>= 0.75 (Min)
16