IBM 5155 User Manual

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.
r===-=-~ --: c11- p~"
I ~ ~::::to~n
l,--_ -=--_-_------' lj~~ I" Control
_ Contrast
Control
Brightness
Control
Color Display 3-33

IBM 5155 Specifications

General

Model	IBM 5155
Category	Desktop
Release Year	1984
CPU	Intel 8088
Clock Speed	4.77 MHz
Display	9-inch monochrome CRT
RAM	256 KB, expandable to 640 KB
Storage	One or two 5.25" 360KB floppy disk drives
Graphics	CGA (Color Graphics Adapter)
Ports	Parallel, Serial, Keyboard
Operating System	IBM PC DOS
Weight	30 pounds (13.6 kg)