Grundig oven shows F6 and the display or buttons behave erratically.

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 behind control panel, Faulty touch control PCB, Loose ribbon cable to main board

Safety first: Disconnect power before removing the control panel. Glass and metal edges can be sharp.

Power reset: Turn off the range at the breaker for 5 minutes, then restore power.
Dry the panel: If there was a recent spill or steam exposure, allow the control area to dry completely.
Inspect keypad: Check for physically stuck or damaged buttons. Do not use excessive force.
Service check: A technician can remove the control panel, clean or replace the keypad/touch PCB, and reseat the ribbon cable.

Medium 3/5

Oven User Interface / Touch Control PCB

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