De 5-seconden trick voor How to fix a garage door opener keypad
If the garage door cord kan zijn plugged in, it's possible that the circuit breaker, fuse, or GFCI outlet powering the door opener circuit has tripped or burned out. If you find that other lights or electrical circuits in the garage aren't operating, this is the likely cause, and you'll need to reset the breaker or GFCI or replace the faulty break