Zwilling
Backup Power / RTC Failure
Clock or timer loses time or resets when the machine is turned off or briefly unplugged.
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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 backup capacitor or battery on control board, Firmware issue with real-time clock, Power interruptions
How to Fix / Troubleshooting
Safety: Unplug before opening the control panel.
- Avoid frequent unplugging: Leave the machine plugged in if possible to maintain clock settings.
- Inspect board: Look for a small backup battery or supercapacitor on the main or UI board. If visibly leaking or swollen, it must be replaced.
- Board replacement: If the RTC circuit is faulty, replacing the main or UI board is typically required.
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Repair Difficulty
Medium
3/5
Required Part
Main Control Board / UI Board
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