User's Manual

Chapter 4 — Troubleshooting and Maintaining the Computer
48 CS40 Mobile Computer User’s Manual
The mobile
computer
indicates it is not
authenticated.
Make sure that:
• the User Name and Password parameters on the
mobile computer match the user name and
password on the authentication server. You may
need to configure the password on both the
mobile computer and the authentication server.
• on your authentication server, the user and group
are allowed and the group policy is allowed to log
into the server. For help, see the documentation
that shipped with your authentication server
software.
• the IP address and secret key for the access point
match the IP address and secret key on the
authentication server. You may need to configure
the IP address and secret key on both your access
point and authentication server.
• the authentication server software is running on
the server PC.
You clean boot the
mobile computer
and this message
appears, “The server
certificate has
expired or your
system date is
incorrect.”
When you clean boot the mobile computer, the date
and time are not saved. Configure the date and time
and save your changes.
Problems While Scanning Bar Codes
Problem Possible Solution
You press the Scan
button, but you
cannot see a red
beam of light.
• You may be too far away from the bar code label.
Try moving closer to the bar code label and scan it
again.
• You may be scanning the bar code label “straight
on.” Change the scanning angle and try again.
• Move within two feet of a wall to test the effective
scan of the imager. For help scanning bar codes,
see “Reading Bar Codes” on page13.
Problems While Configuring 802.1x Security (continued)
Problem Possible Solution