How do I link up a universal keypad to my Guardian 415 opener?

1. Find the Learn button Locate the Learn/Program button on the back or side of the garage door opener motor. 2. Press the Learn button Press and release the button. The indicator light will turn on. 3. Enter your PIN on the keypad Type your 4-digit PIN on the wireless keypad. 4. Press Enter Press the ENTER button on the keypad. 5. Test the keypad Enter your PIN again and press ENTER to make sure the door opens or closes.