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2.2 Making Calls
40
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 callback ringing when a dialled line becomes idle.
When you answer the callback ringing:
For an outside call: The line is seized.
For an intercom call: The called extension starts ringing automatically.
To answer and call
— Reserving a busy line
— Sending a call waiting tone
— Leaving a message waiting indication
— Joining an existing call
• If you do not answer the recall ringing within 10 seconds (four rings), this feature will be
cancelled.
Press “C.BCK” or dial 6.
On-hook.
OR
While hearing a busy tone
C.Tone
PT / SLT
C.BCK
6
Off-hook. Enter phone number.
Off-hook.
phone no.
Outside call Intercom call
PT / SLT
D.Tone