Hisense Keypad / Control Board Interface Error

F7 error on oven display, often with unresponsive or erratic keypad.

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

Damaged keypad ribbon cable, Corroded connector, Faulty user interface board, Failed main control board interface circuit

Safety: Turn off power at the breaker.

Remove control panel: Access the back of the control panel and locate the ribbon cable between the keypad and main board.
Clean and reseat: Gently clean the ribbon contacts with isopropyl alcohol and reseat firmly into the connector.
Inspect for damage: Look for cracks or tears in the ribbon. Replace the keypad or UI board if damaged.
Board replacement: If a new keypad does not resolve F7, replace the main control board.

Medium 3/5

User Interface (Keypad) Assembly

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