User's Manual

Chapter 8 — Troubleshoot and Maintain the Computer
CN51 Mobile Computer User Manual 115
About Troubleshooting the Computer
These troubleshooting tables may help you fix some common
problems you may experience with your computer. These tables group
solutions for the Wi-Fi connection, 802.1x security, the imager, and
general operation of the computer.
Wi-Fi Connection Problems
Use this section to find possible solutions to Wi-Fi connection
problems.
Note: If you send the computer in for service, it is your responsibility
to save the computer data and its configuration. Intermec is only
responsible for ensuring that the hardware matches the original
configuration when repairing or replacing the computer.
Wi-Fi Connection Problems and Possible Solutions
Problem Possible Solution
When you turn on the mobile computer
after it was suspended for 10 to 15
minutes or longer, the mobile computer
can no longer send or receive messages
over the network.
The host may have deactivated or lost the current
terminal emulation session. In a TCP/IP direct connect
network, turn off the “Keep Alive” message from host
to maintain the TCP session while the computer is
suspended.
The computer is connected to the
network, and you move to a new site to
collect data. Now, your mobile computer
is not connected to the network.
Move closer to an access point or to a different location
to reestablish communications until you reconnect
with the network. Any data collected while out of range
is transmitted over the network.
The mobile computer appears to be
connected to the network, but you cannot
establish a terminal emulation session
with the host computer.
Move closer to an access point or to a different location
to reestablish communications until you reconnect
with the network. Any data collected while out of range
is transmitted over the network.
The mobile computer appears to be
connected to the network, but the host
computer is not receiving any
information from the mobile computer.
There may be a problem with the connection between
the access point and the host computer. Check with
network administrator or use your access point user’s
manual.