Merlin Garage Door Light Flashes 4 Times

Here are the most common problem indicators and solutions for common garage door openers.
Merlin garage door light flashes 4 times. My wife accidentally opened and closed the door a few times in quick succession. I m hoping someone can help me diagnose the problem i am having with my liftmaster 1260 garage door opener. If you follow these easy steps you should be able to get your garage door opener working in no time. On the second try it usually closes.
A garage door opener comes with an led light indicator that is located on the back or bottom panel of the opener or underneath one of the light lenses if your opener has dual lights. Here are the specifics. The sensors need to be realigned or there s something in the field of view. The opener can self diagnose any issues.
Get shopping advice from experts friends and the community. The unit is plugged in. The next time we tried using it the door wouldn t open or close. Arrow blinks up once and down 4 times.
Another symptom which may or may not be related is that sometimes when the door starts to close it gets about half way down and then goes up again. At times the garage door opener can malfunction and the garage door will not open or close. The sensor eyes are misaligned for a short period. This led light flashes a specific number of times.
What does it mean when the led indicator light on the back of the opener blinks 4 times. Arrow blinks up 4 times and down 6 times.