39Dialog 4223 Professional/Dialog 4225 Vision
Outgoing Calls
If all external lines are busy (after dialing the digit or digits to get a
line):
CallBack Press (see display).
If
CallBack is not shown, press more... until appearing.
Note: You can also press
6 or Callback (Function key
preprogrammed by you).
z# Dial the external number and press.
d Replace the handset to finish procedure.
When an external line becomes free you will be called back (recall
ring signal). You have to answer within eight seconds, otherwise
the Callback service is cancelled. While waiting for the Callback,
you can make and receive calls as usual.
u Lift the handset when you are called back.
The system calls the external number.
Note: Only one Callback can be activated on a busy
external line. Callbacks from additional lines will recall on
Line 1.
Cancel any single Callback
#6*z Dial and enter the extension number.
Note: To cancel a single Callback on a specific external
line, dial the digit or digits to get a line instead of the
extension number.
#í Press.
Cancel all Callbacks
#6# Dial.
í Press.