F7LG Oven — LG Oven F7 Error Code
Stuck function key on touchpad
Severity
Warning
Difficulty
Moderate
Est. Cost
What's Happening
The control board detected a function key on the touchpad that's continuously sending a signal — either physically stuck or electrically shorted. The oven may beep continuously.
How to Fix It
Disconnect power at the breaker for 30 seconds. Press all buttons to find and free any stuck keys. Clean the touchpad surface. If no key is stuck, the touchpad membrane has failed and needs replacement.
Frequently Asked Questions
What does F7 mean on an LG oven?
F7 means a function key on the touchpad is stuck or sending a continuous signal. The oven may beep repeatedly.
Why does my LG oven keep beeping with F7?
A stuck key sends continuous signals to the control board, which causes repeated beeping. Disconnect power at the breaker to stop it immediately.
How do I fix the F7 error on my LG oven?
Reset at the breaker, then press each button to check for stuck keys. If no physical key is stuck, the touchpad membrane has failed and needs replacement.