When You Receive A Busy Tone - Ericsson Dialog 4223 Professional User Manual

When you receive a busy tone

If you call an extension and receive a busy tone, or get no
answer you can use any of the following methods.
Call-back
If a called extension is busy or there is no answer:
Press
It can take a couple of seconds before the procedure is
executed.
Notes:
You can also press: CBack (see display) or Call-back
(function key programmed by system administrator).
Replace the handset to finish procedure
You are called back (recall ringing signal) when the
ongoing call is finished or the next time a new call is
finished. You have to answer within 8 seconds;
otherwise the Call-back service is cancelled. While
waiting for Call-back you can make and receive calls as
normal.
Lift the handset when you are called back
The system calls the ext.
Note: Call-backs can be activated on several extensions at
the same time. Call-backs from additional lines will recall on
Line 1.
Cancel any single Call-back
Dial and enter the ext number.
Press
Cancel all Call-backs
Dial
Press
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