Siemens HiPath 3000 Operating Instructions Manual page 15

Making and Answering Calls
Step by Step
Activating the door opener:
Lift the handset.
Enter the code.
Dial the entrance telephone number.
Enter the five-d igit code. Default code = "0 0000" (con-
tact System Support).
or Enter the type of door opener. 1 = enable with ring,
2 = enable w/o ring = You can also open the door with-
out a doorbell ring.
Deactivating the door opener:
Lift the handset.
Enter the code.
Dial the entrance telephone number.
15