Alcatel-Lucent OmniTouch 8118 - 10 Troubleshooting; 10.1 Fault Symptoms

26 June 2012 32
Configuration Manual
Alcatel-Lucent OmniTouch 8118/8128 WLAN Handset
10 Troubleshooting
This section contains information on how to solve common operational problems, and
information on warnings you may receive.
Go through the following lists if you encounter any problems. If this checklist does not solve the
problem, contact the system administrator.
If other users have similar problems, there may be a system error.
10.1 Fault Symptoms
If any of the following Fault Symptoms occur, follow the instructions below.
Fault Probable cause Action or comment
The display stays dark Low battery level or faulty
VoWiFi Handset.
Charge the battery. If the VoWiFi
Handset does not work after charging,
contact the system administrator.
There is no ring signal “Ringer off“ icon is on, or
ringer volume is set to
silent, or faulty VoWiFi
Handset.
Press and hold the Mute key, or
increase volume (in the VoWiFi
Handset, select Settings > Sound &
Alerts > Volume) or contact the
system administrator.
Connected call but no
sound or one way sound
IP adressing fault, or
muted or bad speaker/
microphone
1) Note the IP address of the VoWiFi
Handset. Turn the VoWiFi Handset
off and ping the IP address. If
something is found, the problem is an
IP address conflict.
2) Check if the VoWiFi Handsets are
muted.
3) Use a headset to eliminate bad
speakers/microphone.
Voice quality is bad Increased traffic load or
interference.
1) Check if QoS is working in both
directions. Voice traffic should be
prioritized on both the LAN and the
WLAN.
2) Connect to other phones (wired,
analogue or external) to determine if
it is the other end that may cause bad
quality.
3) Do a site survey and check for
areas with under/over coverage and
other interfering 802.11 systems.
4) Do a network performance test to
ensure the wired LAN/backbone has
adequate capacity.
5) Use a spectrum analyser and look
for non 802.11 interference.