Avaya Wireless Office Headset 3720 Manuel D’Utilisation

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.

No display

The battery level is low or the 
telephone is defective.

Charge the battery or contact 
system administrator.

No ringing

The ringer off icon is on or ringer 
volume set to silent or the 
telephone is defective.

Long press on 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 tuning the 
telephone off and on again.

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 Silent 
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.