Universal Garage Door Opener Programming Procedure
1. Hold down the two outside buttons on the UGDO until the red light begins to flash rapidly.^ This procedure initializes the memory and erases any previous settings for all three channels.
2. Decide which of the three channels you want to program.
3. Hold the end of the hand-held transmitter against the bottom surface of the UGDO less than 13 mm (0.5 in) so you can still see the red light.
4. Hold the button on the UGDO until the LED begins to flash slowly.
5. Now press arid hold the hand held transmitter button. Hold both buttons until you see the LED on the UGDO begin to flash rapidly. This could take up to a minute or more.
6. Release the buttons.