Panasonic kx-td816ne Operating Guide

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2.2
Making Calls
34
Operation
2.2.4
When the Dialled Line is Busy or There is No Answer
 Reserving a busy line (Automatic Callback Busy)
You can set the telephone to receive call-back ringing when a dialled line becomes idle.
When you answer the call-back ringing:
For an outside call: The line is seized.
For an intercom call: The called extension starts ringing automatically.
 To answer and call
 To cancel
— Reserving a busy line
— Completing a call to a busy party on an
 ISDN line
— Sending a call waiting tone
— Leaving a message waiting indication
— Joining an existing call
If you do not answer after four call-back rings, this feature will be cancelled.
This feature is not available for an ISDN telephone user.
Press “C.BCK” or dial 6.
On-hook.
OR
C.Tone   
PT / SLT
C.BCK
6
While hearing a busy tone
Off-hook.
Enter phone number.
Off-hook.
phone no.
 
PT / SLT
Outside call
 Intercom call
Off-hook.
Dial 46
On-hook.
PT / SLT
C.Tone   
4
6