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AT&T
Office

Model # 3155 Official AT&T computer

Here are the diagrams and repair parts for Official AT&T 3155 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 15 parts  |
Speaker Extension 519-0000155

#NI

All parts diagram

Speaker extension

Part #519-0000155

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

Mouse Ser 519-0000158

#NI

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Mouse ser

Part #519-0000158

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

Heat Sink 006-3504128

#NI

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Heat sink

Part #006-3504128

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

Pcb-16b Aud 519-0000154

#NI

All parts diagram

Pcb-16b aud

Part #519-0000154

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

340mb Ide Dr 519-0000225

#NI

All parts diagram

340mb ide dr

Part #519-0000225

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

Matherbd 519-0000195

#NI

All parts diagram

Matherbd

Part #519-0000195

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

Grap W/512k 519-0000148

#NI

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Grap w/512k

Part #519-0000148

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

1.4mb Flpy 519-0000146

#NI

All parts diagram

1.4mb flpy

Part #519-0000146

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

Cont-ide I/o 519-0000150

#NI

All parts diagram

Cont-ide i/o

Part #519-0000150

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

Simm 1x9x70 006-3502981

#NI

All parts diagram

Simm 1x9x70

Part #006-3502981

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

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