Microwave displays F7E0, may not start or may behave erratically

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Corrupted control software, Incorrect configuration after part replacement, Control board failure

Safety: Unplug the microwave before inspection.

Hard reset: Disconnect power for 10–15 minutes, then restore power and test.
Check for recent repairs: If a control board was recently replaced, verify that any configuration steps in the Whirlpool service manual were completed.
Inspect control board: Look for obvious damage or signs of overheating.
Replace control board: If the error persists and configuration is correct, replace the electronic control board.

Hard 4/5

Electronic Control Board

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