IBM 5155 - IBM Color Display; Controls

IBM Color Display
Controls
~
The Power-On control, when turned clockwise, applies
power to the IBM Color Display, and removes power
when turned counterclockwise. The Power-On
indicator lights when the display
is on.
The Brightness control, when turned clockwise,
increases the brightness of the entire screen, and
reduces the brightness when turned counterclockwise.
When the Contrast control
is turned clockwise, it
increases the brightness of black, blue, green, cyan, red,
magenta, brown, and white, and reduces the brightness
of these colors when turned counterclockwise.
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_ Contrast
Control
Brightness
Control
Color Display 3-33