Contents

Your ISDN 8520T Voice/Data Terminal

What the Features Do

Fixed (Button) Features

Display and Softkey Features

Switch Features

The Fixed (Button) Features

The Display and Softkey Features

How to Use the Switch Features

Special Instructions

Conventions Used in This Section

Quick Reference Lists (At the Back of This Guide) Switch Feature Procedures

Abbreviated Dialing

Automatic Callback

Call Forwarding All Calls

Call Park

Call Pickup

Leave Word Calling

Priority Calling

Send All Calls

Tones and Their Meanings

Ringing Tones

Handset Tones

Key Words to Know

Quick Reference Lists

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AT&T 8520T manual Contents