ViewSonic VX2835wm-1 Lcd Display page 45

5.2.2 Function Test Display Pattern
Item Test Content
1 Frequency & Tracking
2 Contrast/Brightness
3 Boundary
4 RGB Color
Performance
5 Screen Uniformity &
Flicker
6 Dead Pixel/Line
7 White Balance
Fine Line Morie Pattern (Figure1)
Horizontal & Vertical Thickness Pattern (Figure 3)
ViewSonic Corporation
Pattern
Fine Line Moire
16 Gray Scale
Horizontal &
Vertical Thickness
RGB Color
Intensities
Full White
White Screen &
Dark Screen
White & Black
Pattern
Specification
Eliminate visual wavy
noise.
16 gray levels should be
distinguishable.
Horizontal and Vertical position of video
should be adjustable to be within the screen
frame.
Contrast of each R, G, B, color should be
normal.
Should be compliant with the spec.
The numbers of dead pixels should be
compliant with the spec.
The screen must have the pure white and
black pattern, no other color.
Gray Scale Pattern (Figure2)
R. Color Pattern (Figure 4)
42
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Remark
Figure 1
Figure 2
Figure 3
Figure 4, 5,
6
Figure 7
Figure 7, 8
Figure 9
VX2835wm-1