IBM 5150 Hardware Maintenance Manual

Display (Color/Graphics)
You have entered this PIC because you were unable to complete the
POST,
you visually detected a Color/Graphics problem or you have
an error message indicating a color/graphics problem. Set
the System
~nit Power switch to Off, insert your Advanced Diagnostic diskette
vr cassette, and position
the System Unit Power switch to On. (Note
any audio messages during the POST.)
•
IS YOUR ERROR INDICATION SOMETHING OTHER THAN
ONE LONG AND TWO SHORT BEEPS?
NO Replace your Color/Graphics Monitor Adapter. See
Section 3, "Removal/Replacement."
YES
500-1

IBM 5150 Specifications

General

Processor	Intel 8088
Clock Speed	4.77 MHz
RAM	16 KB - 256 KB
Manufacturer	IBM
Model	5150
Release Year	1981
Storage	5.25-inch floppy drives
Graphics	MDA or CGA
Operating System	IBM PC DOS
Ports	Cassette, keyboard
Expansion Slots	5