IBM 5155 User Manual

13 Place the system unit so the right side faces you.
Disconnect the internal keyboard-cable
connector, as shown below.
°lr
Keyboard·cable
Connector
14 Remove the two mounting screws that hold the
shield
by turning the screws counterclockwise
with a flat-blade screwdriver as shown below.
o
Option Installation 4-13

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)