Electronic
Telephone
User Guide
Contents
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Digital
Business
Telephone
Systems
Release
3
Introduction
Organization
...................................................................................................................................................
vii
Conventions ...................................................................................................................................................
viii
How to Use this Guide ....................................................................................................................................
ix
Supporting Documentation
.............................................................................................................................
ix
Chapter
Equipment ........................................................................................................................................................
1
Button Defrltrons
...............................................................................................................................................
3
..............................................................................................................................................
.8
............................................................................................................................................
9
Volume Controls ............................................................................................................................................
10
Volume ....................................................................
10
Handset Receiver Volume ...................................................................................................................
10
Speaker and Off-hook Call Announce Volume ....................................................................................
10
Background Music (BGM) ..............................................................................................................................
11
Background Music (BGM) Over Telephone Speakers .........................................................................
11
Background Music Volume ................................................................................................................
.ll