419694-001.book Page 7 Tuesday, April 17, 2007 10:40 PM
Troubleshooting
An external device is not working
If an external device does not function as expected:
■ Turn on the device as instructed in the device user guide.
Some devices may not be powered by the computer, and must
be turned on before the computer is turned on.
■ Be sure that
❏ All device connections are secure.
❏ The device is receiving electrical power.
❏ The device, especially if it is an older one, is compatible
with your operating system. For compatibility
information, refer to the device manufacturer’s Web site.
❏ The correct drivers are installed and updated. Drivers may
be available on a CD included with the device or on the
device manufacturer’s Web site. For more information
about updating drivers, select Start > Help and Support.
Getting Started 3–7
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