Can’t find your part?   Contact us:+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Audiovox
Home Theater System

Model # STS21AAST-20 Official Audiovox home theater

Here are the diagrams and repair parts for Official Audiovox STS21AAST-20 home theater, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 46 parts  |
Push Terminal Board 118-000213-000
#SS7

Cabinet parts diagram

Push terminal board

Part #118-000213-000

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

Cabinet Speaker 500-SQC102-000
#SC6

Cabinet parts diagram

Cabinet speaker

Part #500-SQC102-000

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

Sub-woofer Tube 509-SWT102-001
#SW5

Cabinet parts diagram

Sub-woofer tube

Part #509-SWT102-001

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

6.5" Speaker 131-656060-011
#SW3

Cabinet parts diagram

6.5" speaker

Part #131-656060-011

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

Speaker Panel 500-SSQ301-XXX
#SS3

Cabinet parts diagram

Speaker panel

Part #500-SSQ301-XXX

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

Top Panel 600-ST2224-XXX
#39

Cabinet parts diagram

Top panel

Part #600-ST2224-XXX

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

Control Knob 510-ST2105-XXX
#4

Cabinet parts diagram

Control knob

Part #510-ST2105-XXX

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

Main Pcb 033-STS21A-200
#NI

Cabinet parts diagram

Main pcb

Part #033-STS21A-200

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

Rtm601,thermistor 124-205410-001
#NI

Cabinet parts diagram

Rtm601,thermistor

Part #124-205410-001

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

Rubber Foot 700-630141-000
#2

Cabinet parts diagram

Rubber foot

Part #700-630141-000

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

Symptoms for gas ranges

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Read more

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Read more

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas ranges

How to clean and maintain your stove

How to clean and maintain your stove

Learn how to clean and maintain your stove to keep it in top shape.…

Read more
Oven won't heat: troubleshooting gas range problems video

Oven won't heat: troubleshooting gas range problems video

Learn how to troubleshoot and repair your gas oven if it won't heat.…

Read more
How to clean grates and burners on a gas cooktop video

How to clean grates and burners on a gas cooktop video

Find out how to clean the grates and burners on your gas cooktop.…

Read more

Parts & More