Advantech DLoG DLT-V72 Series User Manual page 166

Operating system does
not start
No WLAN connection
The system loses
settings after a restart
No network connection
DLT-V72 Series User Manual V2.70
External boot media lock
Operating system
damage
Connection deactivated
AP access problem
Invalid network settings
Signal strength too weak
Write protection activated
Operating system
damage
Connection deactivated
Invalid network settings
Network problems
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Troubleshooting
operating system default
setting, which can result in
poorer detection of taps on the
screen.
You can use Reset to reset
the software recalibration.
Remove all external storage
Operating system or image
must be reinstalled
Activate connection in the
Control Panel
List ACL and check access
rights to AP
Check WLAN, authorization
parameters, network and
protocol settings
Check signal strength and
quality in software; if
necessary, the network must
be enlarged
Deactivate write protection or
authorize changes in
operating system
Operating system or image
must be reinstalled
Activate connection in the
Control Panel
Check network and protocol
settings
Check status LEDs on RJ45
connection socket, plug
connection and cable