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IBM
Office

Model # PC/AT Official IBM personal computer at

Here are the diagrams and repair parts for Official IBM PC-AT personal computer at, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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Showing 10 of 265 parts  |
Esc 4584714

#NI

All parts diagram

Esc

Part #4584714

The manufacturer no longer makes this part, and there's no substitute part

H 2658851

#NI

All parts diagram

H

Part #2658851

The manufacturer no longer makes this part, and there's no substitute part

A 2658846

#NI

All parts diagram

A

Part #2658846

The manufacturer no longer makes this part, and there's no substitute part

Key 1864026

#NI

All parts diagram

Key

Part #1864026

The manufacturer no longer makes this part, and there's no substitute part

Main Pcb Assembly/chassis/crt Drive Card (restricted Availability.) 6133989
#1H

Professional graphics display (5175) diagram

Main pcb assembly/chassis/crt drive card (restricted availability.)

Part #6133989

The manufacturer no longer makes this part, and there's no substitute part

Key 5997176

#NI

All parts diagram

Key

Part #5997176

The manufacturer no longer makes this part, and there's no substitute part

!/1 1761460

#NI

All parts diagram

!/1

Part #1761460

The manufacturer no longer makes this part, and there's no substitute part

Front Cover 6321050
Front cover

Part #6321050

The manufacturer no longer makes this part, and there's no substitute part

- 8310448

#NI

All parts diagram

-

Part #8310448

The manufacturer no longer makes this part, and there's no substitute part

32kb Rom 6133791
#2S

System unit (5170) diagram

32kb rom

Part #6133791

The manufacturer no longer makes this part, and there's no substitute part

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