Mitel SX-200 Documentation page 119

CALLBACK BUTTON
Description
Selection of this feature allows the Attendant to set up a Callback -
Don't Answer/Busy by pressing the CALLBACK button.
Conditions
Automatic Callback may be activated on extension numbers, hunt
group access codes and trunk group access codes.
Up to 30 callback requests may be active within the system at
any time.
If the two parties involved in a callback hold a conversation (not
a conference) before the callback is honoured, the callback will
be cancelled automatically unless it was set by the Attendant.
Any callback outstanding for more than 8 hours is cancelled
automatically.
Duplicate callback requests are ignored. (The original callback
request is cancelled.)
The CALLBACK button must be depressed while receiving ring-
back or busy tone.
If the called party
Attendant
callback, the
CALLBACK
button again. The Attendant may cancel all callback
requests by dialing +I#.
requests
All callback
Automatic Callback requests will not take effect if the number
was dialed using a Speed Call button.
Programming
Select System Option lE(Callback
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Operation
On reaching a busy or unanswered number:
Press the CALLBACK button.
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Press the RELEASE button -
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sole will be called when the number becomes free for a busy
number or when an extension has gone off- and on-hook for a
Callback
To answer a CALLBACK
Press the ANSWER button - ANSWER and CALLBACK lamps light.
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Listen for ringing tone - the RECALL lamp goes out, the DES-
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TINATION display shows the number and Class of Service of the
extension and the console is connected to the ringing extension.
SECTION MITL9105/9110-096-105-NA
becomes
busy before the Attendant answers a
will hear busy tone and may press the
are lost after recovery from a power failure.
Button Enable).
the console displays clear; the con-
RECALL:
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