Sharp
Countertop Microwave

Model # R-390AK Official Sharp microwave

Here are the diagrams and repair parts for Official Sharp R-390AK microwave, 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 120 parts  |

Switch QSW-MA110WRE0

#1-01

All parts diagram

Switch

Part #QSW-MA110WRE0

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

Diode FH-DZA075WRK0

#1-06

All parts diagram

Diode

Part #FH-DZA075WRK0

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

Fuse Holder QFSHDA009WRE0

#1-02

All parts diagram

Fuse holder

Part #QFSHDA009WRE0

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

Capacitor VRD-B12EF242J

#NI

All parts diagram

Capacitor

Part #VRD-B12EF242J

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

Thermal Cu RTHM-A078WRE0

#1-04

All parts diagram

Thermal cu

Part #RTHM-A078WRE0

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

Cover PCOVPA275WRE0

#4-14

All parts diagram

Cover

Part #PCOVPA275WRE0

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

Microwave Turntable Support FROLPA079WRK0

#6-01

All parts diagram

Microwave turntable support

Part #FROLPA079WRK0

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

Cushion PCUSGA399WRE0

#4-21

All parts diagram

Cushion

Part #PCUSGA399WRE0

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

Transistor VS2SB1238//-3

#NI

All parts diagram

Transistor

Part #VS2SB1238//-3

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

Capacitor VCEAB31VW106M

#NI

All parts diagram

Capacitor

Part #VCEAB31VW106M

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

Effective articles & videos to help repair your microwaves

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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.…