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ATT System 25 Single Line Telephone User Guide

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    Page 1 555-540-702 Issue 1 1989 AT&T System 25 Single-Line Telephone User Guide
    Page 2 ©1989 AT&T All Rights Reserved Printed in USA TO ORDER COPIES OF THIS DOCUMENT REFER TO DOCUMENT NUMBER 555-540-702. Contact: Call: Write:Your AT&T sales representative, or 800-432-6600, Monday to Friday between 7:30 am and 6:00 pm EST. In Canada call: 800-255-1242, or AT&T Customer Information Center 2855 North Franklin Road P.O. Box 19901 Indianapolis, Indiana 46219 Every effort was made to ensure that the information in this document was complete and accurate at the time of printing. However, this...
    Page 3 Contents Introduction 5 27 Single-Line Features Account Code Entry Call Accountability Call Waiting Callback Conference Calls Direct Group Calling (DGC) Following Forwarding Hold Leave Word Calling Message Waiting Night Service Paging Park Pickup 5 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Placing Calls21 Programming Speed Dialing Codes22 Speed Dialing25 Transfer26 Glossary
    Page 4 Introduction This guide describes the features available to you from AT&T System 25 through a single-line telephone and provides instructions for using the features. For your convenience, the features are arranged in alphabetical order. Your telephone is ready to use as soon as it is connected to the System 25. Therefore, as you learn to use the features, you can make and receive calls with your telephone just as you would with an ordinary phone. System 25 supports both touch-tone and rotary sets....
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