Runco Reflection RS-440, User Manual

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Operation
40 Runco RS-440 Installation/Operation Manual
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Brightne ss : On your external test pattern source, select a PLUGE pattern. (PLUGE is an
acronym for “Picture Line-Up Generation Equipment.”) Figure 4-2 shows a typical PLUGE
pattern.
Figure 4-2. Typical PLUGE Pattern for Adju s ting Brightne ss
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.
Select Brightness from the Picture Adjust menu and press ENTER . Adjust the level so
that:
• The darkest black bars disappear into the background.
• 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).
Contra s t: On your external test pattern source, select a stepped, gray-bar pattern like the
one shown in Figure 4-3.
Figure 4-3. Typical Gray Bar Pattern for Adju s ting Contra s t
Select Contrast from the Picture Adjust menu and press ENTER . Adjust the contrast to a
point just below which the white rectangle starts to increase in size.
Below Blac k
Above Blac k