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Texas Instruments
Office

Model # PROFESSIONAL COMPUTER Official Texas Instruments professional computer

Here are the diagrams and repair parts for Official Texas Instruments PROFESSIONAL-COMPUTER professional computer, 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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Showing 10 of 45 parts  |
Crt Controller Board (2-layer) 2223100-0001
#8

Figure 6-1: system unit diagram

Crt controller board (2-layer)

Part #2223100-0001

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

Cable, Parallel Printer 2223106-0001

#NI

All parts diagram

Cable, parallel printer

Part #2223106-0001

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

Monochrome Display 2223046-0001

#NI

All parts diagram

Monochrome display

Part #2223046-0001

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

Winchester Disk Drive (5-mbytes) 2217210-0001

#NI

All parts diagram

Winchester disk drive (5-mbytes)

Part #2217210-0001

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

Blank Plate, Diskette Drive 2223034-0001
#12

Figure 6-2: keyboard assembly diagram

Blank plate, diskette drive

Part #2223034-0001

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

Cable, Serial Port/modem 2207634-0001

#NI

All parts diagram

Cable, serial port/modem

Part #2207634-0001

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

Fan Assembly, 124 Vac 2220632-0001
#10

Figure 6-1: system unit diagram

Fan assembly, 124 vac

Part #2220632-0001

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

Winchester Drive Controller Board (option) (note: Comes With 2 Cables) 2223220-0001

#NI

All parts diagram

Winchester drive controller board (option) (note: comes with 2 cables)

Part #2223220-0001

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

Graphics Controller Board 3 Planes (option) 2223061-0002

#NI

All parts diagram

Graphics controller board 3 planes (option)

Part #2223061-0002

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

Keyboard Base 2230529-0001
#16

Figure 6-2: keyboard assembly diagram

Keyboard base

Part #2230529-0001

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

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Read more
Repair difficulty
Time required
 30 minutes or less

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