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Model # 386SX Official NEC computer

Here are the diagrams and repair parts for Official NEC 386SX computer, 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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Model diagram and schematic

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Showing 10 of 50 parts  |
Battery Charger PC-21-78

#NI

All parts diagram

Battery charger

Part #PC-21-78

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

Bottom Base Unit Assembly 25310193
Bottom base unit assembly

Part #25310193

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

Vga Pwb 84V49601
Vga pwb

Part #84V49601

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

Expansion Station PC-21-11

#NI

All parts diagram

Expansion station

Part #PC-21-11

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

Lcd Power Cable 73898445

#NI

All parts diagram

Lcd power cable

Part #73898445

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

2+2 Memory Board PC-21-26

#NI

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2+2 memory board

Part #PC-21-26

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

2400 Baud Modem PC-21-61

#NI

All parts diagram

2400 baud modem

Part #PC-21-61

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

Quick Start Guide 78123691

#NI

All parts diagram

Quick start guide

Part #78123691

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

Lcd Signal Cable 73898495

#NI

All parts diagram

Lcd signal cable

Part #73898495

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

Modem Slot Cover 25410842

#NI

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Modem slot cover

Part #25410842

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

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