Avaya 3749 ユーザーガイド
88
Avaya 3740 and 3749 DECT Telephone - User Guide
11/2010
Troubleshooting
This section contains information on how to solve common operational problems, and warnings
you may receive.
you may receive.
Go through the following lists if you encounter any problems. If this checklist does not solve the
problem, contact your system administrator.
problem, contact your system administrator.
If others have similar problems, there may be a system error.
Operational Problems
Error or Warning Messages
Fault
Probable cause
Action or comment
No display
The battery level is low or the
telephone is defective.
Charge the battery or contact
system administrator.
No ringing
The sound off icon is on, or ringer
volume set to silent, or the
telephone is defective.
Long press the Sound off key,
or increase volume, or contact
system administrator.
No change in time &
date setting
PBX dependent.
Changes in the telephone
appear after a maximum of 24
hours after a change in the
system or by turning the
telephone off and on again.
Bad sound during
conversation in a call
or for any dial tones on
the 3749 in
loudspeaker mode.
The handset loudspeaker volume
level is set to high for the current
connection. Received speech
volume of dialog person is too
loud.
Reduce volume for the
loudspeaker.
Display shows
Probable cause
Action or comment
No access
The network is in range, but no
access rights.
Switch telephone off and then
switch it on again or contact
system administrator.
No System. The
telephone beeps once
a minute (during max
30 minutes) with a low
tone followed by a high
tone (if enabled, the
vibrator also follows
the beeps).
The telephone is out of coverage
or telephone is defective.
Stop the beep with the Sound
off key and go into range.
Note: When re-entering the
coverage area it can take a
couple of minutes before the
telephone automatically has
registered into the system.
or
contact system administrator.
or
contact system administrator.