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- 27 –
ViewSonic Corporation
Confidential - Do Not Cop
VA1721wmb
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)
Summary of Contents for VA1721wmb - 17" LCD Monitor
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Page 41: ...41 ViewSonic Corporation Confidential Do Not Cop VA1721wmb 5 7 Packing Procedure...
Page 42: ...42 ViewSonic Corporation Confidential Do Not Cop VA1721wmb 6 Troubleshooting Flow Chart...
Page 56: ...56 ViewSonic Corporation Confidential Do Not Cop VA1721wmb Packing For Shipping...
Page 60: ...60 ViewSonic Corporation Confidential Do Not Cop VA1721wmb Picture 19...
Page 61: ...61 ViewSonic Corporation Confidential Do Not Cop VA1721wmb 10 Block Diagram...
Page 71: ...71 ViewSonic Corporation Confidential Do Not Cop VA1721wmb 12 2 MAIN BOARD PCB BUTTON VIEW...
Page 72: ...72 ViewSonic Corporation Confidential Do Not Cop VG1721wm VA1721wm 12 3 POWER PCB TOP VIEW...
Page 73: ...73 ViewSonic Corporation Confidential Do Not Cop VG1721wm VA1721wm 12 4 POWER PCB BUTTON VIEW...
Page 75: ...75 ViewSonic Corporation Confidential Do Not Cop VA1721wmb 12 7 POWER PCB TOP BUTTON VIEW Q...