Bauknecht
Worn or Contaminated Membrane Keypad
Microwave keypad is unresponsive or only responds intermittently; sometimes works after pressing very hard.
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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
Aging keypad contacts, Moisture or cleaning fluid ingress, Cracked keypad film, Loose keypad connector
How to Fix / Troubleshooting
Safety first: Unplug the microwave before accessing the control panel.
- Step 1 – Dry out: If the panel was recently cleaned with liquid, leave the door open and allow several hours to dry, then test again.
- Step 2 – Avoid harsh cleaners: Use only a slightly damp cloth for future cleaning to prevent damage.
- Step 3 – Reseat connector: Remove the control panel and reseat the keypad ribbon cable on the control board.
- Step 4 – Replace keypad: If keys remain intermittent, replace the membrane keypad or full user interface assembly with the correct Bauknecht part.
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Repair Difficulty
Medium
3/5
Required Part
Membrane Keypad
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