576-20-750 DBS 576 (USA), issued January 1999 515. COMMUNICATING WITHIN YOUR OFFICEThe DBS 576 provides a variety of ways to handle calls within your office:• Calling Other Extensions (page 51)• Switching Between Tone and Voice Calling (page 52)• Using Paging (page 53)• Answering a Page with Universal Night Answer (page 54)• Making Announcements to Busy Extensions (page 54 )• Using Call Forwarding (page 55)• Using Camp-on (Call Waiting) (page 57)• Using Message Waiting/Callback (page 59)• Using Do-Not-Disturb (page 60)• Using Absence Messages (page 61)• Locking Your Extension (page 62)CALLING OTHER EXTENSIONSYou can call other extensions by entering the extension number or by using the softkeys and Extension Directory. While making a call, you can also specify whether touse tone calling or voice calling.1. Pick up the handset or press the ON/OFF key.2. Dial the desired extension or dial 0 for the operator.1. Press the MODE key twice. ((;7 appears on the second line of the display.)2. Press the soft key next to (;7. (The first two extension entries appear on thesecond line of the display.)3. Scroll through the directory until the desired extension entry is displayed. (Todisplay the next two entries, press the # key. To display the previous two entries,press the * key.)To call another extension by entering the extension numberTo call another extension using the soft keys on a small-displayphone