- 27 –
ViewSonic Corporation
Confidential - Do Not Copy
VG720
1024 x 768 @ 70Hz, 56.5kHz
1024 x 768 @ 72Hz, 58.1kHz
1024 x 768 @ 75Hz, 60.0kHz
1280 x 1024 @ 60Hz, 63.4kHz
1280 x 1024 @ 75Hz, 79.97kHz
1280x 720 @ 60Hz, 45kHz
1024 x 768 @ 70Hz, 56.5kHz
1024 x 768 @ 72Hz, 58.1kHz
1024 x 768 @ 75Hz, 60.0kHz
1280 x 1024 @ 60Hz, 63.4kHz
1280 x 1024 @ 75Hz, 79.97kHz
1280x 720 @ 60Hz, 45kHz
Function Test Display Pattern
Item Test
Content
Pattern
Specification
Remark
1
Frequency &
Tracking
Fine Line Moire
Eliminate visual wavy
noise.
Figure 1
2
Contrast/Bright
ness
16 Gray Scale
16 gray levels sh 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
Fine Line Morie Pattern (Figure1) Gray Scale Pattern (Figure2)
Содержание VG720 - 17" LCD Monitor
Страница 37: ...37 ViewSonic Corporation Confidential Do Not Copy VG720 Sep2 Inpute the S N and execute Enter...
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Страница 39: ...39 ViewSonic Corporation Confidential Do Not Copy VG720 Sep3 Key the Enter and write the data...
Страница 40: ...40 ViewSonic Corporation Confidential Do Not Copy VG720 Sep4 If ddc program OK and show data compare ok...
Страница 41: ...41 ViewSonic Corporation Confidential Do Not Copy VG720 5 7 Packing For Shipping...
Страница 43: ...43 ViewSonic Corporation Confidential Do Not Copy VG720 6 Troubleshooting Flow Chart...
Страница 61: ...61 ViewSonic Corporation Confidential Do Not Copy VG720 8 Exploded Diagram And Spare Parts List...
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Страница 66: ...66 ViewSonic Corporation Confidential Do Not Copy VG720 Picture 9 Picture 10 Picture 11 Picture 12 Picture 13...
Страница 79: ...79 ViewSonic Corporation Confidential Do Not Copy VG720 12 PCB Layout Diagram 12 1 MAIN BOARD PCB TOP VIEW...
Страница 80: ...80 ViewSonic Corporation Confidential Do Not Copy VG720 12 2 MAIN BOARD PCB BUTTON VIEW...
Страница 81: ...81 ViewSonic Corporation Confidential Do Not Copy VG720 12 3 KEYBOARD TOP VIEW 12 4 KEYBOARD BUTTON VIEW...
Страница 82: ...82 ViewSonic Corporation Confidential Do Not Copy VG720 12 5 POWER PCB TOP VIEW...
Страница 83: ...83 ViewSonic Corporation Confidential Do Not Copy VG720 12 6 POWER PCB BUTTON VIEW...
Страница 84: ...84 ViewSonic Corporation Confidential Do Not Copy VG720 12 6 AUDIO PCB TOP VIEW...
Страница 85: ...85 ViewSonic Corporation Confidential Do Not Copy VG720 12 6 AUDIO PCB BUTTON VIEW...