A może by tak trochę ruszył d... do kompa i pogooglował? (szukanie trwało 30 sek.!):
http://www.chamberlain.de/diy/produkte/download/ml510.pdf
Program another remote control
1. Press „S“ for 1-2 seconds. LED1 begins to glow (for approx.
10 seconds).
2. Briefly press a button of the remote control twice.
3. LED1 goes out. The Code is programmed.
NOTE: Only one of the two buttons can be programmed.
The last programmed button functions.
Delete:
All programmed remote control codes will be deleted. Press „S“ and
hold it until LED1 goes out (approx. 8 seconds). All programmed codes
are now erased. Reprogram each remote control you wish to use.