The garage door opener flashing wall button is completely different from photo-cell LED light being out or the motor head LED light flashing. From informational videos to product manuals and troubleshooting articles, the Chamberlain Group resource library has the information you need. However, the two most common reasons include a problem with the lock button and malfunctioning safety reversing sensors. Find the Chamberlain garage door opener technical support you need to get your garage door opener operational. The Chamberlain, Liftmaster & Craftsman garage door opener wall buttons will flash when the opener is placed in lock-out mode. Having your garage door light blink continuously is not only annoying, it’s also a sign that there is something wrong with the mechanism. Blinking sensors on a garage door usually aren’t a good thing, because they’re often coupled with the garage door not working the way it should. On the garage door opener pictured below the LED light is between the square purple smart button and the purple antenna wire. There are several reasons why your garage door opener is doing this. The locking feature is meant to prevent garage door remotes from opening your door; only the button on the wall control or manual keypad inputs will open it. Whether it won’t open, won’t close, or only responds intermittently, there’s a lot of frustration in a garage door that just won’t do what it should. If you try to open your door using a remote while the lock system is engaged, you’ll notice that the garage door light will begin blinking continuously. Simply hold down the lock button on the wall control for about two seconds to disengage the lock. The LED functions as a diagnostic indicator by slowly flashing a failure code continually every eight seconds until the fault is corrected, the garage door opener is reset, or the necessary parts are replaced. button or wall panel push button is flashing. The constantly flashing wall button simply means that the door was either put into lock …