Panasonic KX-TDA15, User Manual

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1.2 Making Calls
32 User Manual
To answer the callback ringing from an idle outside line
To cancel callback ringing (Automatic Callback Busy Cancel)
Setting Callback on an ISDN Line (Completion of Calls to Busy
Subscriber [CCBS])
You can set the telephone to receive callback ringing when a busy called party on an ISDN line
becomes free.
When you answer the callback ringing, the called party’s telephone number is automatically dialled.
• If you do not answer the callback ringing within 10 seconds, this feature will be cancelled.
Off-hook.
PT/SLT/PS
Talk. Dial outside phone
number.
outside
phone no.
While hearing a callback ringing
Off-hook.
PT/SLT/PS
On-hook.
4 6
Enter 46.
C.Tone
PT/SLT/PS
On-hook.
While hearing a busy tone
Enter 6.
6
C.Tone