25
BusinessPhone – Cordless phone DT190
Outgoing Calls
Automatic Callback
You call an extension and receive a busy tone or get no answer.
This can also be used if no external line is free:
5
Press
Wait for the verification tone
Note:
The number for automatic callback may differ from
country to country, see table “
Automatic Callback, Camp-on, Intrusion
ð
ï
Press
You are called back if the extension finishes the ongoing call or the
next time the extension finishes a new call. You have to answer
within eight seconds, otherwise the Callback service is cancelled.
Busy extension
You call an extension and receive a busy tone.
Camp-on
You can notify a busy extension of your call by a muted ringing call
(if this function is allowed).
4
Press to camp-on
Stay off-hook. When the called extension replaces the handset, it
will be called automatically.
Note:
If you receive the busy tone again, the desired
extension does not allow Camp-on.
The number for Camp-on may differ from country to
country, see table “