![background image](http://html.mh-extra.com/html/viewsonic/vp720-1/vp720-1_service-manual_1021405025.webp)
17. 800 x 600 @ 85Hz, 53.7kHz
18. 832 x 624 @ 75Hz, 49.7kHz
19. 1024 x 768 @ 60Hz, 48.4kHz
20. 1024 x 768 @ 70Hz, 56.5kHz
21. 1024 x 768 @ 72Hz, 58.1kHz
22. 1024 x 768 @ 75Hz, 60.2kHz
23. 1024 x 768 @ 85Hz, 68.67kHz
24. 1152 x 864 @ 75Hz, 67.5kHz
25. 1152 x 870 @ 75Hz, 68.7kHz
26. 1280 x 720 @ 50Hz, 37.5kHz
27. 1280 x 720 @ 60Hz, 45kHz
28. 1280 x 768 @ 50Hz, 39.6kHz
29. 1280 x 768 @ 60Hz, 47.8kHz
30. 1280 x 768 @ 75Hz, 60.3kHz
31. 1280 x 768 @ 85Hz, 68.6kHz
32. 1280 x 960 @ 50Hz, 49.4kHz
33. 1280 x 960 @ 60Hz, 59.7kHz
34. 1280 x 960 @ 75Hz, 75.2kHz
35. 1280 x 1024 @ 60Hz, 63.4kHz
36. 1280 x 1024 @ 75Hz, 79.97kHz
800 x 600 @ 85Hz, 53.7kHz
832 x 624 @ 75Hz, 49.7kHz
1024 x 768 @ 60Hz, 48.4kHz
1024 x 768 @ 70Hz, 56.5kHz
1024 x 768 @ 72Hz, 58.1kHz
1024 x 768 @ 75Hz, 60.2kHz
1024 x 768 @ 85Hz, 68.67kHz
1152 x 864 @ 75Hz, 67.5kHz
1152 x 870 @ 75Hz, 68.7kHz
1280 x 720 @ 50Hz, 37.5kHz
1280 x 720 @ 60Hz, 45kHz
1280 x 768 @ 50Hz, 39.6kHz
1280 x 768 @ 60Hz, 47.8kHz
1280 x 768 @ 75Hz, 60.3kHz
1280 x 768 @ 85Hz, 68.6kHz
1280 x 960 @ 50Hz, 49.4kHz
1280 x 960 @ 60Hz, 59.7kHz
1280 x 960 @ 75Hz, 75.2kHz
1280 x 1024 @ 60Hz, 63.4kHz
1280 x 1024 @ 75Hz, 79.97kHz
1.4.2 Function Test Display Pattern
Item Test
Content
Pattern
Specification
Remark
1
Frequency & Tracking Fine Line Moire
Eliminate visual wavy
noise.
Figure 1
2
Contrast/Brightness
16 Gray Scale
16 gray levels should be
distinguishable.
Figure 2
3 Boundary
Horizontal
&
Vertical Thickness
Horizontal and Vertical
position of video should be
adjustable to be within the
screen frame.
Figure 3
4 RGB
Color
Performance
RGB Color
Intensities
Contrast of each R, G, B,
color should be normal.
Figure 4, 5,
6
5
Screen Uniformity &
Flicker
Full White
Should be compliant with
the spec.
Figure 7
6
Dead Pixel/Line
White Screen &
Dark Screen
The numbers of dead
pixels should be compliant
with the spec.
Figure 7, 8
7
White Balance
White & Black
Pattern
The screen must have the
pure white and black
pattern, no other color.
Figure 9
ViewSonic Corporation Confidential – Do Not Copy VP720-1_VP720b-1
22
Содержание VP720-1
Страница 74: ...8 Exploded View And Exploded Parts List ViewSonic Corporation Confidential Do Not Copy VP720 1_VP720b 1 71 ...
Страница 75: ...ViewSonic Corporation Confidential Do Not Copy VP720 1_VP720b 1 72 ...
Страница 88: ...11 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy VP720 1_VP720b 1 85 ...
Страница 90: ...11 5 POWER PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy VP720 1_VP720b 1 87 ...
Страница 91: ...11 6 POWER PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy VP720 1_VP720b 1 88 ...