How Garage Door Remote Work

To reprogram your garage door remote locate then press your opener s learn button.

How garage door remote work.

The fob that you carry on your keychain or use to open the garage door is actually a small radio transmitter. Try using your remote to open or close your door to determine if the reprogramming was successful. The mechanism of a garage door remote garage door remote serves as a small radio transmitter that sends special code to your garage door opener to open or close your garage door. When you click your garage door remote it sends a signal to the opener.

It s a dual conversion kit meaning that if you experience interference at 390mhz it automatically switches to 315mhz. The garage door opener s built in radio receiver obtains the signal verifies if the security code is correct and then operates the motor. The remote control is programmed. Once the radio receiver on the opener gets the signal from the remote transmitter it activates a relay that starts the motor running.

Modern garage door motors have radio receivers that operate at 315 mhz. Within 30 seconds press the button on the remote control that you wish to operate your garage door. Then within 30 seconds hold the button on your remote for three seconds or until garage door opener s lights flash or the led light on your opener blinks. You can also easily extend the antenna.

Garage door remotes are actually radio transmitters. But first here is how it works in a few sentences. When you push a button on the fob you turn on the transmitter and it sends a code to the receiver either in the car or in the garage. The garage door opener lights will flash or two clicks will be heard.

When you press the button on the garage door remote it sends a signal containing a security code through its radio transmitter. The number of buttons on the replacement remote control determines the number of garage door openers gate operators or myq light accessories it can control. Select from a range of liftmaster remote controls that are compatible with your garage door opener. If you still experience interference at that frequency you can mount the kit away from the door opener leaving the antenna close to the door.

But in order for this to work out both device should be of the same frequency of each other. Yellow circle learn button.