Siemens Hicom 150 E Office - DTMF Dialing (Tone Dialing; Only for Pulse Phones); Release Trunk; Toggle (between Two Parties)

20
Release Trunk
Toggle (between two parties)
You are conducting a consultation call
(a call is on hold)
DTMF Dialing (Tone Dialing; Only for Pulse Phones)
Lift the handset.
Enter the code
*
43.
Enter the trunk number you want released.
4 3
Press the key again.
Enter the code
*
2.
You will be connected with the held party.
and so on
You have established a connection.
Enter the code 7553.
Enter digits (they are transmitted as DTMF
signals).
()
2
5 3
7 5