When You Receive a Busy Signal
DT290
30
Automatic Call-back, external line
If all external lines are busy when the YES key is pressed after
dialling the digit or digits to get a line and the external number (On-
hook dialling):
6#
Press.
Notes:
If you were dialling Off-hook (the YES key was pressed
before the digit or digits to get a line), you are required to
add the external number now.
France, Sweden and Finland press
5
#
.
,
|
Press to finish the procedure.
When an external line becomes free you will be called back (special
ringing signal). You have to answer within eight seconds otherwise
the Call-back service is cancelled.
.
i
Press when you are called back.
The system calls the external number.
Note:
Only one Call-back can be activated on a busy
external line.
Cancel any single Call-back
#37* Z
Press and dial the extension number.
Note:
To cancel a single Call-back on a specific external
line, dial the digit or digits to get a line instead of the
extension number.
#
.
i
Press.
Wait for the call icon to stop flashing.
,
|
Press to finish the procedure.