Oven or range display shows Err and beeps, functions are limited or disabled.

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.

Possible Causes

Stuck keypad button, Moisture on control panel, Faulty display PCB, Firmware glitch

Safety: Disconnect from mains before removing the control panel.

Reset: Turn off power for 5–10 minutes, then restore and test.
Clean keypad: Wipe the control panel with a slightly damp cloth and then dry thoroughly. Do not allow liquid to seep behind the panel.
Check for stuck keys: Press each button individually to feel for sticking. If a button is physically stuck, the fascia or keypad membrane may need replacement.

Repair: If Err persists, replace the display/control PCB or keypad assembly as per De Dietrich parts catalog.

Medium 3/5

Oven Control Panel PCB

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