Insignia
Worn or Contaminated Keypad
Display works but some buttons do not respond or require very hard pressing.
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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 switch, Spilled liquid under buttons, Cracked control panel PCB, Loose ribbon cable
How to Fix / Troubleshooting
Safety first: Unplug the unit before opening the control panel.
- Clean around buttons: Wipe the panel with a slightly damp cloth to remove sticky residues. Do not let liquid run into the panel.
- Access keypad: Remove screws securing the top/front panel to expose the keypad and control board.
- Check ribbon cable: Ensure the keypad ribbon cable is fully seated in the control board connector.
- Inspect for corrosion: Look for signs of liquid damage on the keypad contacts or PCB. Light corrosion may be cleaned with isopropyl alcohol and a soft brush.
- Replace keypad: If specific buttons still fail, replace the control panel / keypad assembly.
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Repair Difficulty
Medium
3/5
Required Part
Control Panel Assembly
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