See also:

Programming rolling-code-protected garage door openers in the U.S.A.
If your garage door opener has a rolling code feature, program the HomeLink® Wireless Control System for it by following steps 1 through 5 in “Garage door opener programming in the U.S.A.”. Then conti ...

Horn
To sound the horn, push the horn pad. ...

How to play back
Press the button and select the “BTA” (type C audio)/“BT Audio” (type D audio) mode. ...