Siemens
User Interface Input Failure
Oven display works but buttons or touch controls do not respond
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Possible Causes
Faulty touch panel, Broken button contacts, Loose ribbon cable between UI and main board
How to Fix / Troubleshooting
Safety: Isolate power before removing the control panel.
- Child lock: Check the user manual to ensure the child lock is not activated; deactivate if it is.
- Reseat ribbon cable: Remove the fascia and carefully unplug and reinsert the flat cable between the UI and main board.
- Inspect for damage: Look for cracks in the PCB or signs of liquid ingress.
- Replace UI: If specific buttons or touch areas remain unresponsive, replace the Siemens user interface panel.
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Repair Difficulty
Easy
2/5
Required Part
Control Panel / User Interface PCB
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