ATT DEFINITY Communications System Generic 1 And Generic 3 And System 75, 8520T Voice Terminal Users Guide

DEFINITY® Communications System
Generic 1 and Generic 3 and System 75
8520T Voice Terminal Users Guide 

NOTICE
While reasonable efforts were made to ensure that the information in this document
was complete and accurate at the time of printing, AT&T can assume no
responsibility for any errors. Changes or corrections to the information contained in
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Contents
Your ISDN 8520T Voice/Data Terminal1
What the Features Do
5
Fixed (Button) Features5
Display and Softkey Features6
Switch Features8
The Fixed (Button) Features9
The Display and Softkey Features10
How to Use the Switch Features11
Special Instructions11
Conventions Used in This Section11
Quick Reference Lists (At the Back of This Guide)12
Switch Feature Procedures12
Abbreviated Dialing13
Automatic Callback14
Call Forwarding All Calls15
Call Park15
Call Pickup16
Leave Word Calling17
Priority...

Your ISDN 8520T Voice/Data Terminal
Before you begin using your ISDN 8520T voice/data terminal, familiarize yourself
with the voice/data terminal features, lights, jacks, and other components available
to you. To help you do this, Figures 1 and 2 show you the top and bottom views of
the 8520T voice/data terminal.
Handset
Telephone
number card
Volume control button
Mute button
Speaker button
Conference button
Transfer button
Redial button
Exit button
Drop button
Hold button
4 Display
control buttons
10...

The 8520T voice/data terminal components pictured in Figure 1, the top view, are
described below and on the next two pages. For your convenience, they are listed
alphabetically.
Call appearance/feature buttons
Conference button
Designation card
Dial pad
Display control buttons
These 20 buttons are devoted either to handling
incoming and outgoing calls (call appearances) and are
labeled with the exchange (numbers) and extension
number or they can be used as feature buttons to access
voice features such as...

Mute button
Redial button
Softkeys
Speaker button
Telephone number card
Transfer button
Volume control button
For turning off (and then back on again) the microphone
of the handset or the speakerphone so the other person
on the call cannot hear you.
For automatically redialing the last number you dialed
from the dial pad.
The 10 unlabeled buttons located on both sides of the
display (5 buttons on each side) correspond to words on
the display screen. Softkeys are used along with display
control keys to...

The various components which appear on the bottom of the 8520T voice/data
terminal are shown in Figure 2 and explained below.
Adjunct jackUsed for connecting an external speakerphone, a
headset adaptor, or other adjunct equipment. The jack
is labeled “ADJUNCT.”
WARNING: Do not insert the handset cord into the
“ADJUNCT” jack. It will cause equipment damage.
Handset jack
Line jackUsed for connecting the handset cord to your voice/data
terminal. The jack is labeled.
Used for connecting the line cord to your...

What the Features Do
Here are brief descriptions of the features which you can use with an ISDN 8520T
voice/data terminal connected to a DEFINITY Communications System Generic 1 or
Generic 3. The following descriptions include what each one does and how you might
want to use it.
The features in this section are divided into three main categories: Fixed (Button)
Features, Display and Softkey Features, and Switch Features. Only
procedures for the last type, Switch Features, are provided in this guide....

Message RetrievalYour Message light goes on to let you know that a caller has left
a message. Follow your System’s message retrieval procedures to get your message.
Mute
Turns off the microphone associated with the handset or the speakerphone,
whichever is currently active. Use when you want to confer with someone in the
room with you, but you do not want the other party on the call to hear your
conversation. (You are still able to hear the person on the call.)
Redial (Last Number Dialed)
Automatically...

Data Indicator
Set your display so you receive confirmation whenever an active
data call is in progress.
DirectoryUsed to create, view, edit, or call entries in your personal directory. This
directory can include up to 144 extensions or outside numbers and the names of the
associated party. Once your Directory is set up, you can delete entries and search
for entries already entered. Numbers in your Directory can be arranged in
alphabetical order, in user-defined groups, or both. Use 
[ Dir ] to quickly...