Problem
Possible Cause
•
The computer may not be
enabled for USB operation.
Corrective Action
•
In the Windows
environment:
1
Click Start > Settings >
Control Panel.
2
Double click on the System
icon.
3
Click on the Device
Manager or Hardware tab,
then click on the Device
Manager button.
4
Click the Plus (+) sign next to
the USB (Universal Serial Bus)
Controller option.
–
If USB host controller and
USB root hub are present,
USB is enabled.
–
If they are not present,
read your computer
manual for information
on how to enable a USB
connection.
•
In the Macintosh
environment:
–
From the Control Panel,
check the system
characteristics and the
presence of an active,
functioning USB
connection.
–Re-install the USB drivers for
Macintosh consulting the
system manufacturer's
documentation provided.
MAINTENANCE AND TROUBLESHOOTING
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