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A prerequisite for using this manual to service Dell computer systems is a basic
knowledge of PCs and prior training in PC troubleshooting techniques. In addition
to information provided in this manual, Dell provides the User’s Guide for
troubleshooting procedures and instructions on using the Dell Diagnostics to
test the computer system.
Throughout this guide, blocks of text may be accompanied by an icon and printed
in bold type or in italic type. These blocks are notes, notices, and cautions, and
they are used as follows:
NOTE: A NOTE indicates important information that helps you make better use
of your computer.
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