Panasonic ICX Manual

Page of 311
124
ICX (International), issued March/1999
ICX-35-700
Chapter 5. Key Telephone Features
Section 700 - Operation
Callback Request
CPC-96, CPC-288, and CPC-576 All Versions
Description
If you dial a busy extension, Callback Request enables the System to call you back when that 
extension becomes free. When you answer, the System automatically rings the called party again.
Operation
To set a Callback Request:
To respond to a callback request:
To cancel a Callback Request (Version 3.0 and higher):
Hardware Requirements
N/A
FF1-2-03: Dial Plan (Callback Cancel)
Considerations
N/A
Action
Result
1.   Lift the handset or press the ON/OFF key.
Intercom dial tone
2.   Dial the extension number.
•   Dialled extension number displays
•   Busy tone
3.   Enter the Callback Request code (default = [UK/HK] or 
3# [Taiwan, Malaysia, Indonesia]).
Ringback tone
4.   Replace the handset after you hear the ringback tone.
System calls back when called extension 
becomes free
Action
Result
1.   Lift the handset.
System automatically redials extension
Action
Result
1.   Lift the handset or press the ON/OFF key.
Intercom dial tone
2.   Dial the Callback cancellation code (default = 769 [UK/HK] 
or 769# [Taiwan, Malaysia, Indonesia]).
3.   Replace the handset .