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Commodore
Office

Model # 1802 Official Commodore monitor

Here are the diagrams and repair parts for Official Commodore 1802 monitor, 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 10 parts  |
Transistor 46-86804-3

#NI

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Transistor

Part #46-86804-3

Replaced by #46-86804-3

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Manufacturer substitution
This part replaces 46-86804-3. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Transistor 46-861271-3

#NI

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Transistor

Part #46-861271-3

Replaced by #46-861271-3

?
Manufacturer substitution
This part replaces 46-861271-3. Substitute parts can look different from the original.
$23.71
In Stock
Integrated Circuit 602155-41

#NI

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Integrated circuit

Part #602155-41

Replaced by #46-133276-3

?
Manufacturer substitution
This part replaces 602155-41. Substitute parts can look different from the original.
$38.35
In Stock
Service Manual 602155-85

#NI

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Service manual

Part #602155-85

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

Repair Kit 602151-82

#NI

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Repair kit

Part #602151-82

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

Part 0000000000
#1

Unit parts diagram

Part

Part #0000000000

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

Switch 602154-50

#NI

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Switch

Part #602154-50

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

Flyback 602091-05

#NI

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Flyback

Part #602091-05

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

Capacitor 602091-50

#NI

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Capacitor

Part #602091-50

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

Rgb1 Cable 390099-01

#NI

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Rgb1 cable

Part #390099-01

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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