Unify OpenScape WLAN Phone WL4 User Manual

Troubleshooting
Ring volume set to silent.
The Silent volume icon in
the status bar shows that the
volume is set to silent.
Increase the volume by press-
ing the Volume up button or
by going on the handset in-
to the Settings > Sound &
Alerts > Volume.
Not possible to mute the hand-
set or set the ring volume to
“Silent”.
The handset is most likely
configured to restrict the user
from muting or setting the vol-
ume to silent.
Contact the system adminis-
trator for support. Ask to turn
off the Prevent silent parame-
ter to have no sound restric-
tions.
One of the following messages
appeared on the screen:
• Remotely updated
• Updating handset…
• Handset is updated
New software has been in-
stalled or some parameters
have been remotely changed
on the handset
No action needed. Wait for the
handset to restart or start up.
Wrong time & date setting. PBX dependent. The handset
hasn't received the right time
and date after a change in the
system
– Switch the handset off and
on again.
– Wait maximum 24 hours for
the changes to appear.
– If still wrong, contact the sys-
tem administrator for support.
No channel available The handset did not receive
the expected answer from the
PBX during call setup, or the
user attempts to make a call
when the handset is displaying
Messaging only.
Make another call (when the
handset is not showing Mes-
saging only). If the hand-
set does not work after anoth-
er try, contact the system ad-
ministrator.
Error or Warning Messages
Error or warning messages appear directly on the handset’s display and contain a short informa-
tion about current technical problems. In such cases, you can see one of the following texts:
• No network
• No access
• No channel available
A31003-M2000-U109-01-7619, 29/04/2020
66 OpenScape WLAN Phone WL4, User Manual

Unify OpenScape WLAN Phone WL4 Specifications

General

Brand	Unify
Model	OpenScape WLAN Phone WL4
Category	Telephone
Language	English