Siemens CX203isdn 사용자 설명서

SX303/353isdn / englisch / A31008-X353-B100-2-7619 / during.fm / 14.11.2005

You would like to call an internal user during an external call. 
Initiate an internal enquiry call:

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).

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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 

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Press the display key to return to the first party.
If the second external user rings:

s t

Switch between call parties using display keys.

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Press the display key to establish conference 

switching.

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Initiate an internal call.