Magic Chef
Unresponsive Keypad / Control Panel
Microwave keypad does not respond or only some buttons work; no error code displayed.
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Safety Warning
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.
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Possible Causes
Worn membrane keypad, Loose keypad ribbon cable, Moisture damage to control panel, Failed control board input circuit
How to Fix / Troubleshooting
Safety: Unplug the microwave.
Basic reset:
- Unplug for 5 minutes, then plug back in and test the keypad.
Panel inspection:
- Remove the control panel and inspect the keypad ribbon cable and connector.
- Clean the connector contacts with isopropyl alcohol and reseat.
- Check for signs of moisture or corrosion on the panel.
Corrective actions:
- If certain keys or entire sections of the keypad never respond, replace the membrane keypad or control panel assembly.
- If a new keypad does not restore function, replace the main control board.
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Repair Difficulty
Medium
3/5
Required Part
Control Panel Assembly
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