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  |

Signal Cable 68X3070

#NI

All parts diagram

Signal cable

Part #68X3070

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

Power Supply With Cord (110/120 Volt) 61X8931

#NI

All parts diagram

Power supply with cord (110/120 volt)

Part #61X8931

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

Italian 1392002

#NI

All parts diagram

Italian

Part #1392002

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

Card Assembly (110/220) 75X8925

#NI

All parts diagram

Card assembly (110/220)

Part #75X8925

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

110/120 V Ac 68X3045
#1

Monochrome display (8503) diagram

110/120 v ac

Part #68X3045

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

220/240 V Ac (southern Hemisphere) 72X7878
#1B

Monochrome display (8503) diagram

220/240 v ac (southern hemisphere)

Part #72X7878

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

Tilt/swivel Stand 68X3061
#2

Monochrome display (8503) diagram

Tilt/swivel stand

Part #68X3061

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

Hebrew 1392027

#NI

All parts diagram

Hebrew

Part #1392027

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

Data Migration Connector Adapter 61X8936
#4

Miscellaneous diagram

Data migration connector adapter

Part #61X8936

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

Display Foot 75X8931

#NI

All parts diagram

Display foot

Part #75X8931

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

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