•
If you connect to an ISDN line, the busy party will automatically be dialled.
"CCBS" will be displayed instead of "C.BCK". Refer to "Completing a call to a busy party on
an ISDN line".
Completing a call to a busy party on an ISDN line (Completion of Calls to
Busy Subscriber [CCBS])
You can set the telephone to receive call-back ringing when a busy called party on an ISDN line
becomes free. When you answer the call-back ringing, the called party's telephone number is
automatically dialled.
PT / SLT
While hearing a indication tone*
CCBS
OR
6
Press "CCBS" or dial 6.
To answer and call
PT / SLT
Off-hook.
To cancel
PT / SLT
Off-hook.
Operation
C.Tone
On-hook.
7
1
3
C.Tone
Dial 713.
On-hook.
2.2 Making Calls
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