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ViewSonic Corporation
Confidential - Do Not Copy
VX2835wm-1
5.2.2 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
Fine Line Morie Pattern (Figure1)
Gray Scale Pattern (Figure2)
Horizontal & Vertical Thickness Pattern (Figure 3)
R. Color Pattern (Figure 4)
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