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

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Sony
Home Theater System

Model # HT-DDW740 Official Sony home theater

Here are the diagrams and repair parts for Official Sony HT-DDW740 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.

Owner’s manual

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 84 parts  |
Resistor 124939311
#NI

Strk740p diagram

Resistor

Part #124939311

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

Cushion 8x 497735801
#52

Strk740p diagram

Cushion 8x

Part #497735801

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

Transistor 872914130
#NI

Strk740p diagram

Transistor

Part #872914130

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

Integrated Circuit 670094301
#NI

Strk740p diagram

Integrated circuit

Part #670094301

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

Integrated Circuit 875964383
#NI

Strk740p diagram

Integrated circuit

Part #875964383

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

.0047 250v 111392411
#NI

Woofer diagram

.0047 250v

Part #111392411

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

Rect 871902499
#NI

Strk740p diagram

Rect

Part #871902499

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

Resistor Fuse 121763700
#NI

Woofer diagram

Resistor fuse

Part #121763700

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

Audio/video Receiver Transistor 874901026
#NI

Strk740p diagram

Audio/video receiver transistor

Part #874901026

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

Glass Tube 153274411
#NI

Woofer diagram

Glass tube

Part #153274411

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

Symptoms for elliptical machines

Choose a symptom to see related elliptical repairs.

View all

Why does my elliptical rock?

Main causes: leveling feet need to be adjusted, loose frame bolts, unstable flooring…

Read more

Why won't my elliptical's console turn on?

Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…

Read more

How do I tighten elliptical handle bars?

Main causes: loose fastening bolts, damaged handle bars…

Read more

Why is my elliptical's console display dim?

Main causes: weak batteries, loose wires, faulty control console…

Read more

Why won't my elliptical's pedal resistance change?

Main causes: bad resistance motor, faulty control console, wiring failure…

Read more

Why does my elliptical display the wrong speed?

Main causes: faulty reed switch, reed switch needs adjustment, wiring failure, bad control console…

Read more

Why does my elliptical make squeaking noises?

Main cause: lack of lubrication on pivot points…

Read more

Why can't my elliptical detect my heart rate?

Main causes: dirty heart rate sensors, wiring failure, bad control console…

Read more

Repair guides for elliptical machines

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

View all
How to replace an elliptical resistance motor

How to replace an elliptical resistance motor

If the resistance motor is not changing the resistance on your elliptical, replace it using these steps.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to adjust an elliptical reed switch

How to adjust an elliptical reed switch

If the console doesn't display the correct speed on your elliptical, adjust the reed switch using these steps.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace an elliptical console

How to replace an elliptical console

If the console on your elliptical doesn't work, replace it by following these 3 easy steps.…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos for elliptical machines

Use the advice and tips in these articles and videos to get the most out of your elliptical.

View all
How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Read more
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more
How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

Read more

Parts & More