Siemens 500 economy User Manual

Page of 116
Making and Answering Calls
23
Step by Step
Answering Calls from the Entrance 
Telephone and Opening the Door
If an entrance telephone has been programmed, you 
can use your telephone to speak to someone at the 
entrance telephone and to activate a door opener.
If you have the proper authorization (contact your ser-
vice personnel), you can activate the door opener, en-
abling visitors to open the door themselves by entering 

5-digit code (using a DTMF transmitter or installed key-
pad).
Speaking to visitors via the entrance telephone:
Precondition: Your telephone rings.
C
Lift the handset within thirty seconds. You are connect-
ed to the entrance telephone immediately.
or
C
Lift the handset after more than thirty seconds.
D
Dial the entrance telephone number.
Opening the door from your telephone during a call 
from the entrance telephone:
Confirm.
Opening the door from your telephone without 
calling the entrance telephone:
Press the key. The LED lights up.
Select and confirm.
or
F?:
Enter the code.
D
Dial the entrance telephone number.
Open door?
Program/Service
*
61=Open door?
Special features must be taken into consider-
ation if your telephone operates with 
HiPath 5000 RSM (system networking via PC 
network)