1.2 Making Calls

1.2.4When the Dialled Line is Busy or There is No Answer

Reserving a Busy Line (Automatic Callback Busy)

Setting Callback on an ISDN Line (Completion of Calls to Busy Subscriber [CCBS])

Sending a Call Waiting Tone (Call Waiting)

Leaving a Message Waiting Indication/Calling Back the Caller Who Left an Indication (Message Waiting)

Joining an Existing Call (Executive Busy Override)

Monitoring Another Extension (Call Monitor)

To an Extension Refusing the Call (DND Override)

Reserving a Busy Line (Automatic Callback Busy)

You can set the telephone to receive callback ringing:

when a dialled extension becomes idle.

when your desired outside line that is in use by another extension becomes idle. You cannot set Automatic Callback Busy for a busy party outside of the PBX.

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 set (for both extension and outside line)

PT/SLT/PS

While hearing a busy tone

6

C.Tone

Enter 6.

On-hook.

To answer the callback ringing from an idle extension

PT/SLT/PS

While hearing a callback ringing

R.B.Tone

Off-hook.Talk.

User Manual

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Panasonic KX-TDA15 When the Dialled Line is Busy or There is No Answer, Reserving a Busy Line Automatic Callback Busy