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On your external test pattern source, select a PLUGE pattern. (PLUGE is an acronym for “Picture Line-Up
Generation Equipment.”) Figure 4-9 shows a typical PLUGE pattern.
PLUGE patterns vary but generally consist of some combination of black, white and gray areas against a black
background. The example above includes two vertical bars and four shaded boxes.
Below Black
Above Black
Figure 4-9: Typical PLUGE Pattern for Adjusting Brightness
Brightness: Select Brightness from the Image menu. Use the or buttons to adjust the level so that:
The darkest black bars disappear into the background.
Note
The dark gray areas are barely visible.
The lighter gray areas are clearly visible.
The white areas are a comfortable level of true white.
The image contains only black, gray and white (no color).
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