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Troubleshooting
c17_WL3.fm
Operational Problems
A31003-M2000-U107-1-7619, 1/2017
122
WL3 and WL3 Plus WLAN Handset, User Manual
17.1 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 later keeps the
dialog window visible).
You can configure the beep
to Sound off or Sound once
(for each new state), contact
the system 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 saver is set to “Black
also in call”, or the handset is
defective.
Charge the battery, change
screen saver setting
(Display>Screen saver) or
contact the system
administrator.
No ringing
The sound off icon is on, or
the ringer volume is set to
silent, or the handset is
defective.
Long press the Sound off key
or Mute button, or increase
the volume, or contact
system administrator.
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 silent, see
Configuration Manual for the
handset.
Not possible to set the
ring volume to
“Silent”.
Handset with In
Charger > Other
actions > Sound off
enabled, is not muted
when placed in
charger.
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
Manual for the handset.
No change in time &
date setting
PBX dependent.
Changes in the handset
appear after a maximum of
24 hours after a change in the
system or by turning the
handset off and on again.