Yamaha
Home Theater System

Model # YHT-493BL Official Yamaha home theater

Here are the diagrams and repair parts for Official Yamaha YHT-493BL 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 90 parts  |

Integrated Circuit X7741A00
#NI

Cabinet parts diagram

Integrated circuit

Part #X7741A00

This item is not returnable
In Stock
Integrated Circuit X6742A00
#NI

Cabinet parts diagram

Integrated circuit

Part #X6742A00

In Stock
Transistor IA101510
#NI

Cabinet parts diagram

Transistor

Part #IA101510

This item is not returnable
In Stock
Integrated Circuit X6386A00
#NI

Cabinet parts diagram

Integrated circuit

Part #X6386A00

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

Ac Cord WB120500
#16

Cabinet parts diagram

Ac cord

Part #WB120500

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

Ic R2a1522 YA361A00
#NI

Cabinet parts diagram

Ic r2a1522

Part #YA361A00

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

Battery Cover AAX82380
#200A

Cabinet parts diagram

Battery cover

Part #AAX82380

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

Diode WA653200
#NI

Cabinet parts diagram

Diode

Part #WA653200

In Stock
Relay WJ122400
#NI

Cabinet parts diagram

Relay

Part #WJ122400

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

Integrated Circuit X8190B00
#NI

Cabinet parts diagram

Integrated circuit

Part #X8190B00

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

Repair guides for front-engine lawn tractors

How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair difficulty
Time required
 30 minutes or less
How to replace the brake interlock switch on a riding lawn mower

How to replace the brake interlock switch on a riding lawn mower

If the engine won’t start even though the brake is on, the brake interlock switch could be at fault. Here’s how to repla…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for front-engine lawn tractors

Should I get an electric riding mower?

Should I get an electric riding mower?

Get help deciding whether to make the switch to a battery-powered riding mower…

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.…

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.…