Technical data

COMpact 3000 analog/ISDN/VoIP - Firmware Version 4.0 - Version of the Manual 03 02/11 551
Short Operation Instructions
Telephoning
Initiate a third call with an external
telephone:
5
Terminate third call and back to the
communication partner previously
been active (query):
1
Terminate third call and back to the
communication partner previously
been on hold (query):
2
Connect the second and third commu-
nication partner – after this, call with
the first communication partner:
4
Disconnect the first and second call –
after this, call with the third communi-
cation partner:
0
= Flash key or Query key
= ** + internal telephone number (If you do not use a direct
exchange line access, omit the **.)
= external telephone number (If you do not use a direct exchange
line access, dial the exchange line access number before dialling
the telephone number.
or ** + short code number (If you do not use a direct exchange line
access, omit the **.)
Transfer
Connect both communication
partners during a query call by
hanging up the receiver: (hang up)
Connect both communication
partners during a query call:
4
Transfer an external call to an
internal telephone without
announcement:
(hang up)
Place external communi-
cation partner in waiting loop
after trying to transfer:
## 07
= Flash key or Query key
= ** + internal telephone number (If you do not use a direct
exchange line access, omit the **.)
Query and Third Call
2
1
2