Mitel 5634 User Manual page 62

Troubleshooting
Table 3 Operational problems (continued)
There is no ring signal.
Not possible to mute the handset
or set the ring volume to "Silent".
One of the following messages
appeared on the screen:
• Remotely updated
• Updating handset...
• Handset is updated
Wrong time & date setting.
No channel available
Error or Warning Messages
Error or warning messages appear directly on the handset's display and contain a short information
about current technical problems. In such cases, you can see one of the following texts:
• No network
• No access
• No channel available
56
The handset is muted.
Ring volume set to silent.
The handset is most likely
configured to restrict the user
from muting or setting the
volume to silent.
New software has been installed
or some parameters have been
remotely changed on the
handset
PBX dependent. The handset
hasn't received the right time and
date after a change in the system
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.
USER GUIDE
Mitel 5634 VoWi-Fi Handset
The Silent off icon
the Status bar shows that the
handset is muted.
In idle mode, press and hold the
Sound off key
or the
Mute button to unmute the
handset.
The Silent volume icon
in the Status bar shows that
the volume is set to silent.
Increase the volume by pressing
the Volume up button or by
going on the handset into the
Settings → Sound & Alerts
→ Volume.
Contact the system administrator
for support. Ask to turn off the
Prevent silent parameter to
have no sound restrictions.
No action needed. Wait for the
handset to restart or start up.
– Switch the handset off and
on again.
– Wait maximum 24 hours for
the changes to appear.
– If still wrong, contact the
system administrator for
support.
Make another call (when the
handset is not showing
Messaging only). If the
handset does not work after
another try, contact the system
administrator.
58016275 / October 2020
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