Troubleshooting – AT&T 8434 User Manual

Page 48

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Troubleshooting

Problem

Solution

A feature doesn’t work

1 Reread the procedure and try again.

as noted in this guide.

2 For many features you must lift the handset before

you can use the feature.

3 Check with your system manager to be sure this

feature is administered on your voice terminal.

4 You may have an older version of System 75; thus,

some features may operate differently from the
procedures described in this guide. Check the
section below on “System 75 Version Notes” for

ways in which these features work differently.

There are no feature

See your system manager for a list of feature access

access codes written in

codes for features assigned to your voice terminal.

the appropriate blanks

Then, write the codes in this guide.

in this guide.

3

Problem

Solution

There’s no dial tone.

1 Check with your system manager to be sure your

voice terminal is administered correctly.

2 Make sure the handset and line cords at your voice

terminal are securely connected at both ends.

Press [

Test

] . If the green light next to [

Test

] does

not go on or flashes rather than goes on steadily,

the voice terminal is not communicating with the
PBX.

4 Find a working voice terminal of the same type as

your own. Unplug this voice terminal from its
modular wall jack. Plug your voice terminal into
that jack and check if it gets dial tone.

5 If your voice terminal still does not work, plug the

working voice terminal (of the same type) into
your modular wall jack. If the working voice
terminal has dial tone, your own voice terminal is
faulty. See your system manager.

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