IBM
Office

Model # 8503 Official IBM personal system 12

Here are the diagrams and repair parts for Official IBM 8503 personal system 12, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

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

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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Showing 10 of 176 parts  |

Degaussing Coil (220/240 Volt) 72X7865

#NI

All parts diagram

Degaussing coil (220/240 volt)

Part #72X7865

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

Swtch Link 61X8919
#6

System unit (8530) - interior diagram

Swtch link

Part #61X8919

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

Bus Card Asm 61X8910
#2

System unit (8530) - interior diagram

Bus card asm

Part #61X8910

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

Disk Sgn Cbl 61X8900

#NI

All parts diagram

Disk sgn cbl

Part #61X8900

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

Fxd Sig Cbl 61X8903

#NI

All parts diagram

Fxd sig cbl

Part #61X8903

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

Circuit Bd 6447052

#NI

All parts diagram

Circuit bd

Part #6447052

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

Cr Sup Brkt 61X8909
#7

System unit (8530) - interior diagram

Cr sup brkt

Part #61X8909

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

Pc Network Adapter Cable 8286172

#NI

All parts diagram

Pc network adapter cable

Part #8286172

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

Keypad Assembly, Swiss / French / German 1392021

#NI

All parts diagram

Keypad assembly, swiss / french / german

Part #1392021

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

Danish 1392016

#NI

All parts diagram

Danish

Part #1392016

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

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