Philips 170C7FS/00 Service Manual page 60

60 170C7 LCD
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Note: 1. Screen displays perfect picture at 15 factory-preset modes.
Item H.Freq
. (KHz)
1 31.469
2 31.469
3 35.000
4 37.861
5 37.500
6 35.156
7 37.879
8 48.077
9 46.875
10 48.363
11 56.476
2. Screen displays visible picture with OSD warning when input modes are other then 34 preset modes
4.3 Brightness: 200 nits (at panel color temperature, Screen center point, Fig. 1)
4.4 Image size
4.4.1 Actual display size 338x270mm
4.5 Brightness uniformity
Set contrast at 50% and turn the brightness to get average above 200 nits at center of the screen.
Apply the Fig 1. It should comply with the following formula:
4.6 Check Cross talk (S)
Apply Pattern 2. Set contrast at 100 % and brightness at 100 %. Measure A. Then output Pattern 3 and measure A' .
The cross talk value:
4.7 White color adjustment
2004-04-17
GF Chien
GENERAL PRODUCT SPECIFICATION(Continued)
Mode Resolution
DOS 720x400
VESA 640x480
MACINTOSH 640x480
VESA 640x480
VESA 640x480
VESA 800x600
VESA 800x600
VESA 800x600
VESA 800x600
VESA 1024x768
VESA 1024x768
Minimum luminance of nine points (brightness)
Maximum luminance of nine points (brightness)
ABS ( YA - YB )
¾¾¾¾¾¾¾¾¾ X 100 % < 2.0% (Max)
17 inch LCD Monitor
TYPE : 170C7FS/00
BRAND : PHILIPS
2004-04-17
V.Freq. Item H.Freq.
(Hz) (KHz)
70.087 12 60.023
59.940 13 67.500
67.000 14 60.000
72.809 15 63.981
75.000 16 79.976
56.250 17 49.700
60.317 18 68.7
72.188 19 71.8
75.000
60.004
70.069
YA
8639 000 17066
590
19
Mode Resolution
VESA 1024x768
VESA 1152x864
VESA 1280x960
VESA 1280x1024
VESA 1280x1024
MACINTOSH 832x624
MACINTOSH 1152x870
SUN Mode II 1152x900
>= 0.75 (Min)
12
V.Freq.
(Hz)
75.029
75.000
60.000
60.020
75.025
75.000
75
76