IBM 5155 User Manual

Summary
You have now installed your IBM Portable Personal
Computer, and learned how to perform the POST and
recognize the responses that occur during a successful
POST. You learned the proper way
of handling
diskettes
to protect them from damage. Now you are
ready to run your system through a complete diagnostic
test procedure. You should perform a complete system
checkout whenever you cable your system or install an
option. Go
to Section 2, "Problem Determination
Procedures," and continue with its "Introduction."
For further information on how to operate your IBM
Portable Personal Computer go to Section 3,
"Operating Your IBM Portable Personal Computer."
1-28 Introduction

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)