Operation Manual

Operation 2-17
Operation
Off-hook.
Dial 46.
On-hook.
PT / SLT
C.Tone
4 6
When the Dialled Line is Busy or There is No Answer
– Reserving a busy line – Leaving a message waiting indication
– Sending a call waiting tone
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.
Off-hook. Enter phone number.
Off-hook.
phone no.
● Outside call ● Intercom call
PT / SLT
• 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
6
While hearing a busy tone
C.Tone
PT / SLT
C.BCK
◆ To cancel
◆ To answer a call-back ringing and call