Operating instructions

Rugged Computing
Users Manual Rugged Table PCs 85
L. Wireless LAN Problem
Condition Check Point
I cannot use the wireless LAN
feature.
z Make sure that the wireless LAN feature is turned on.
Transmission quality is poor. z Your tablet PC may be in an out-of-range situation. Move
your tablet PC closer to the Access Point or another
wireless LAN device it is associated with.
z Check if there is high interference around the
environment and solve the problem as described next.
Radio interference exists. z Move your tablet PC away from the device causing the
radio interference such as microwave oven and large
metal objects.
z Plug your tablet PC into an outlet on a different branch
circuit from that used by the affecting device.
z Consult your dealer or an experienced radio technician
for help.
I cannot connect to another
wireless LAN device.
z Make sure that the wireless LAN feature is turned on.
z Make sure that the SSID setting is the same for every
wireless LAN device in the network.
z Your tablet PC is not recognizing changes. Restart the
tablet PC.
z Make sure that the IP address or subnet mask setting is
correct.
I cannot communicate with the
computer in the network when
Infrastructure mode is configured.
z Make sure that the Access Point your tablet PC is
associated with is powered on and all the LEDs are
working properly.
z If the operating radio channel is in poor quality, change
the Access Point and all the wireless station(s) within the
BSSID to another radio channel.
z Your tablet PC may be in an out-of-range situation. Move
your tablet PC closer to the Access Point it is associated
with.
z Make sure that your tablet PC is configured with the same
security option (encryption) to the Access Point.
z Use the Web Manager/Telnet of the Access Point to
check whether it is connected to the network.
z Reconfigure and reset the Access Point.
I cannot access the network. z Make sure that the network configuration is appropriate.
z Make sure that the user name or password is correct.
z You have moved out of range of the network.
z Turn off power management.