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Troubleshooting
Troubleshooting
This section contains information on how to solve common operational problems and warnings.
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
Probable cause
Action or comment
No network
The handset beeps once
a minute (for max 30
minutes) in a low tone,
followed by a high tone
(if enabled, the vibrator
also follows the beeps).
The handset has lost connection
and is in one of the following states:
- No network
- No access
- Voice only
- Messaging only
Acknowledge the dialog window
or press the mute button (the lat-
er keeps the dialog window visi-
ble).
You can configure the beep to
Sound off or Sound once (for
each new state), contact the sys-
tem administrator
Note: When leaving a bad state
for another bad state, the dialog
window reopens, and the beep
sounds again (if enabled).
No display
The battery level is low, screen sav-
er is set to “Black also in call”, or the
handset is defective.
Charge the battery, change
screen saver setting (Dis-
play>Screen saver) or contact
the system administrator.
No ringing
The sound off icon is on, or the ring-
er volume is set to silent, or the
handset is defective.
Long press the Sound off key or
Mute button, or increase the vol-
ume, or contact system adminis-
trator.
Not possible to mute the
handset by long press
on the Sound off key/
mute button
A handset restriction preventing the
user to silence the handset.
Enable the parameter Prevent si-
lent, see Configuration Manual
for the handset.
No entries in Call list
A handset restriction preventing
calls from being saved in the call list.
Enable the parameter Enable
call list, see Configuration Manu-
al for the handset.
No change in time &
date setting
PBX dependent.
Changes in the handset appear
after a maximum of 24 hours af-
ter a change in the system or by
turning the handset off and on
again.
