Sharp microwaves operate on the "ERR" error code display with a number following the error. The "ERR 3" code is one of the worst and may require a whole new microwave.

1

Function

"ERR 3" means that the magnetron units have failed in the microwave. Food will not cook or heat up when the microwave is in use.

  • Sharp microwaves operate on the "ERR" error code display with a number following the error.
  • ERR 3" means that the magnetron units have failed in the microwave.
2

Misconceptions

This code is different than "ERR 1" or "ERR 2" because with those the microwave is still operational. "ERR 3" means a complete failure.

3

Features

The magnetron is the main source of power and heating in a microwave. Magnets work inside a magnetron tube to create the heat and voltage needed to cook items.

4

Prevention/Solution

Bring the microwave back to the retailer or a repair shop for service. You may also consider purchasing a whole new microwave if the prices are cheap enough.

5

Types

This error code mainly appears on commercial use Sharp microwaves but it is also found on several household microwaves.