Melitta
Display / User Interface Failure
Display is blank or very dim, but the machine appears to have power (e.g., pump or heater can be heard).
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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
Faulty display backlight, Loose ribbon cable to display, Failed user interface PCB, Low voltage from power supply to UI
How to Fix / Troubleshooting
Safety first: Unplug before removing the front panel.
Steps:
- Check contrast/brightness: Some models allow adjusting display contrast in the menu; if accessible, increase brightness.
- Inspect connections: Remove the front panel and reseat the ribbon cable between the main board and display.
If the display remains blank, the UI PCB or display module likely needs replacement.
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Repair Difficulty
Hard
4/5
Required Part
Display Module
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