Troubleshooting - Avaya 3720 User Manual

Troubleshooting

This section contains information on how to solve common operational problems, and warnings
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.
If others have similar problems, there may be a system error.
Operational problems
Fault
No display
No ringing
No change in time &
date setting
Ring volume cannot be
set to level 0
Or,
Not possible to mute
the telephone by long
pressing the Sound off
key or Mute button.
Error or warning messages
Display shows
No access
Avaya 3720 DECT Telephone - User Guide
Probable cause
The battery level is low or the
telephone is defective.
The ringer off icon is on or ringer
volume set to silent or the
telephone is defective.
PBX dependent.
If the handset parameter Disable
permanent mute is enabled by
WinPDM or AIWS device
manager, it is not possible to turn
off the sound.
Probable cause
The network is in range, but no
access rights.
Troubleshooting
Action or comment
Charge the battery or contact
system administrator.
Long press on the Sound off
key, or increase volume, or
contact system administrator.
Changes in the telephone
appear after a maximum of 24
hours after a change in the
system or by tuning the
telephone off and on again.
This is a handset Administrator
setting. See Installation and
Administration Manual, DECT
R4.
Action or comment
Switch telephone off and then
switch it on again or contact
system administrator.
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