Siemens Gigaset CX203isdn Owner's Manual page 29

Functions during a call
Make a call to the second external user:
~
[RRRRRRRRRRRRRRRRRRRRRRRRRRR]
BACK
either ...
s t
or ...
[RRRRRRRRRRRRRRRRRRRRRRRRRRR]
CONF.
or ...
Internal enquiry call
You would like to call an internal user during an external call.
Initiate an internal enquiry call:
[RRRRRRRRRRRRRRRRRRRRRRRRRRR]
INT
The call to the first user is now put on hold. The first (external) party hears the set up
waiting melody (page 105), when the connection is on hold internally (page 104).
28
Enter the second user's telephone number.
You can also make a call via the Phonebook or other
lists (page 34).
If the second external user you have dialled is
busy:
Press the display key to return to the first party.
If the second external user rings:
Toggle (page 29):
Switch between call parties using display keys.
Conference call (page 30):
Press the display key to establish conference
switching.
Transfer the call (page 31).
Initiate an internal call.