3.If the extension you are calling is busy, the display shows:

EXT XXX BUSY cbck msg next

4.Press [cbck]

5.You will hear a confirmation tone and the display will read

CBCK TO EXT XXX

6.Your extension will return to idle status.

To Answer a Call Back:

1.When the Call Back begins (called extension is now available), your extension will ring a special Call Back alert ring for 30 seconds and the display shows:

CALL BACK TO XXX

reply del

1.1. Lift the handset or press

Or…

1.2. Press [reply] to activate the Call Back.

To cancel all active Call Backs prior to receiving Call Back Alert ringing:

1.Press !,,

Call Park / Call Park Answer

!73

This feature allows you to “park” a call at any extension. It is also used to retrieve a parked call from any extension. You park and retrieve calls by

dialing the Call Park code (!73) followed by the extension number where the call is to be/has been parked.

Operation – Park Call

1.While connected to an outside line call, press !73 or press the feature button designated as CALL PARK (if available).

2.Dial the extension number where this call is to be parked, or press the DSS button of the extension where this call is to be parked.

3.The outside line call is parked at that extension.

4.Hang up the phone or proceed with other system functions.

DX-80 Digital Executive Telephone User Guide

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Vertical Communications DX-80TM manual Cbck to EXT, Call Back to, Call Park / Call Park Answer, EXT XXX Busy cbck msg next