How To Reset Chamberlain Garage Door Opener Keypad Without Code. You can reset a garage door keypad without actually having the door open and being inside. Press the * and # pound button at a same time followed by red light blinking a couple of times.
To reset a keypad code: Press the button labeled “learn.” when you press it, a light comes on where you have 30 seconds to enter a new pin on the keypad. Enter door code, as determined from the chart above, and press the “star” key.