IBM 5150 Hardware Maintenance Manual

Print Head Cable
Locations 5-24
PIC 1400-1
Print Mechanism Assembly
Parts 4-17
/"'""',
PIC 1400-1
Problem Isolation (see PICs)
Processor (see System Unit)
RAM (see
16 KB Memory Expansion Kit or 32/64 KB Memory
Expansion Option)
Print Head Gap Adjustment 3-76
Locations 5-20
Removal 3-80
Replacement 3-81
R
Removal/Replacement
5
1/4" Diskette Drive
Cone Assembly Removal 3-3
Diskette
Drive" A" Removal 3-7~
Cone Assembly Replacement 3-4
Cone Lever
Arm Removal 3-5
Cone Lever Arm Replacement 3-6
Diskette Drive
"A" Replacement 3-9
Diskette Drive
"B" Removal 3-11
Diskette Drive
"B" Replacement 3-13
Diskette Drive Logic Printed Circuit Board Removal 3-24
Diskette Drive Logic Printed Circuit Board Replacement 3-26
Drive Belt Removal 3-15
Drive Belt Replacement 3-15
Drive Motor Removal 3-16
Drive Motor Replacement 3-17
Front Panel Removal 3-18
Front Panel Replacement 3-19
Latch Assembly Removal 3-20
Latch Assembly Replacement 3-21
LED Assembly Removal 3-22
LED Assembly Replacement 3-22
Left guide Removal 3-23
Left Guide Replacement 3-23
Right Guide Removal 3-28
Right Guide Replacement 3-28
Servo Board Removal 3-29
9-14

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