ViewSonic VA902-3, Руководство по обслуживанию

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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
Fine Line Morie Pattern (Figure1) Gray Scale Pattern (Figure2)
Horizontal & Vertical Thickness Pattern (Figure 3) R. Color Pattern (Figure 4)
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VA902-3_VA902b-3
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