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Model # 850 Official Texas Instruments business center

Here are the diagrams and repair parts for Official Texas Instruments 850 business center, as well as links to manuals and error code tables, if available.

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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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ALL PARTS

Showing 10 of 138 parts |

Mainframe Unique Service Subassemblies 2239381-0001

#NI

All parts diagram

Mainframe unique service subassemblies

Part #2239381-0001

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

Confidence Test Eprom (see Note 3) 2222528-0002

#NI

All parts diagram

Confidence test eprom (see note 3)

Part #2222528-0002

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

Gear, Ribbon Drive Service Assembly 2219897-0001

#NI

All parts diagram

Gear, ribbon drive service assembly

Part #2219897-0001

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

Carriage Motor With Pulley 2239451-0001

#NI

All parts diagram

Carriage motor with pulley

Part #2239451-0001

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

Lever, Cam Shaft 2222497-0001

#NI

All parts diagram

Lever, cam shaft

Part #2222497-0001

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

System Rom (851 - Xu2) (see Note 2) 2222475-0001

#NI

All parts diagram

System rom (851 - xu2) (see note 2)

Part #2222475-0001

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

Retaining Ring 0996518-0002

#NI

All parts diagram

Retaining ring

Part #0996518-0002

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

Drive Roller Assembly Unique Service Assembly 2225906-0001

#NI

All parts diagram

Drive roller assembly unique service assembly

Part #2225906-0001

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

Power Supply, 220 Volts 2239455-8001

#NI

All parts diagram

Power supply, 220 volts

Part #2239455-8001

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

Confidence Test Kit, Model 850c Printer (see Note 3) 2222487-0002

#NI

All parts diagram

Confidence test kit, model 850c printer (see note 3)

Part #2222487-0002

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

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