Zanussi
Keypad / Control PCB Interface Fault
Control panel buttons unresponsive but power light is on
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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
Failed touchpad or membrane switch, Loose ribbon cable to PCB, Liquid ingress into control panel, Faulty control PCB
How to Fix / Troubleshooting
Safety: Unplug the unit before opening the control panel.
- Inspect panel: Check the Zanussi control panel for signs of detergent or water ingress. Dry thoroughly if damp.
- Check ribbon cable: Open the panel and reseat the ribbon cable between the keypad and main PCB. Clean contacts with contact cleaner.
- Test buttons: Use a multimeter to test continuity across each button when pressed (for membrane types). Replace the keypad if non-functional.
- Replace PCB if needed: If the keypad is good but buttons still do not respond, replace the main control PCB.
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Repair Difficulty
Medium
3/5
Required Part
Control Panel Keypad
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