S C A N T H E C O M P U T E R F O R S P Y W A R E If you are experiencing slow computer performance, you frequently receive pop-up advertisements, or you are having problems connecting to the Internet, your computer might be infected with spyware. Use an anti-virus program that includes anti-spyware protection (your program may require an upgrade) to scan the computer and remove spyware. For more information, go to support.dell.com and search for the keyword spyware.

R U N T H E D E L L D I A G N O S T I C S See "Dell Diagnostics" on page 16. If all tests run successfully, the error condition is related to a software problem.

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Quick Reference Guide

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Dell NH424 manual Quick Reference Guide