E09 displayed; unit may not respond to controls

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

Faulty main PCB, Faulty display board, Loose internal connectors, Electrical interference

Safety: Disconnect power before touching electronics.

1. Power cycle: Turn off for several minutes, then on.
2. Reseat connectors: Technician should reseat all PCB and display connectors.
3. Replace defective board: If error persists, replace main PCB or display board as per diagnostics.

Hard 4/5

Main control board

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