IBM 5155 User Manual

Auxiliary Coonectors
P·1
~~
.
P 1 Connector
IBM Portable +12 Volts
Personal
(Key) Not used
Computer
Composite Video Output
Display Connector
Logic Ground
P-2 Connector
+ Light Pen Input
Not used
Light Pen +Light Pen Switch
Attachment Ground
+5 Volts
+12 Volts
Pin
1 Color/Graphics
2
Monitor Adapter
3
Auxiliary
4 Connector
Pin
1
2 Color/Graphics
3
Monitor Adapter
4" Auxiliary
5
Connector
6
3-40 Other Monitors

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)