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IBM Color Display
Operating the IBM Color Display
Controls
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Power On
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Indicator
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Brightness Control
The Power control turns your
IBM
Color Display on
when turned clockwise, and sets it to off when turned
counterclockwise. The Power-On indicator lights when
your display is turned on.
The Contrast Control increases the brightness of black,
blue, green, cyan (greenish blue), red, magenta
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(purplish red), brown, and white only when turned
clockwise, and decreases the brightness of these colors
when turned counterclockwise.
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The Brightness Control increases the brightness of the
entire screen when it is turned clockwise, and decreases
the brightness when it is turned counterclockwise.
IBM Color Display 1-1