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.

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  • 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  |

Power Switch 61X8892

#NI

All parts diagram

Power switch

Part #61X8892

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

Display Miscellaneous Hardware Kit 61X8891

#NI

All parts diagram

Display miscellaneous hardware kit

Part #61X8891

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

German 6447042

#NI

All parts diagram

German

Part #6447042

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

Card Assembly 220/240 Volt (northern Hemisphere) 75X8926

#NI

All parts diagram

Card assembly 220/240 volt (northern hemisphere)

Part #75X8926

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

Shipping Bag 72X7968

#NI

All parts diagram

Shipping bag

Part #72X7968

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

101/102-key Keyboard Cable. 0.9 M (3.0 Ft). For Complete Keyboard Listings, See "external Devices Parts Catalog." 61X8898
#3

Keyboard (101/102 key) diagram

101/102-key keyboard cable. 0.9 m (3.0 ft). for complete keyboard listings, see "external devices parts catalog."

Part #61X8898

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

Base Frame Assembly (exchange Basis Only) 61X8897
#5

System unit (8530) - interior diagram

Base frame assembly (exchange basis only)

Part #61X8897

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

Shipping Material 68X3047

#NI

All parts diagram

Shipping material

Part #68X3047

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

Symptoms for top-mount refrigerators

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Repair guides for top-mount refrigerators

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How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less
How to replace the evaporator fan motor in a top-freezer refrigerator

How to replace the evaporator fan motor in a top-freezer refrigerator

The evaporator fan motor blows air across the evaporator coils and through the refrigerator cabinet for cooling. Replace…

Repair difficulty
Time required
 15 minutes or less
How to replace the compressor start relay in a top-freezer refrigerator

How to replace the compressor start relay in a top-freezer refrigerator

The compressor start relay starts the compressor and shuts it off if the motor overheats. Replace the start relay if it'…

Repair difficulty
Time required
 15 minutes or less

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