F9
Sharp Configuration / EEPROM / Control Error

Dishwasher shows F9; may indicate electronics or configuration fault.

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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

Corrupted control memory, Incorrect configuration, Power surge damage, Loose control connectors

How to Fix / Troubleshooting

Safety first: Disconnect power before accessing the control panel.

  • Power reset: Leave the dishwasher unplugged for 10 minutes, then reconnect.
  • Inspect control board: Check for loose connectors or visible damage on the Sharp PCB.
  • Professional reprogramming: If F9 persists, the control board may need replacement or firmware reprogramming by an authorized service center.
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Repair Difficulty

Professional Required 5/5

Required Part

Main Control Board
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