64 Solving Problemsw w w . d e l l . c o m | s u p p o r t . d e l l . c o mMemory ProblemsCAUTION: Before you begin any of the procedures in this section, follow the safety instructions in theProduct Information Guide.Network ProblemsCAUTION: Before you begin any of the procedures in this section, follow the safety instructions in theProduct Information Guide.SC 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, youfrequently receive pop-up advertisements, or you are having problems connecting to the Internet, yourcomputer might be infected with spyware. Use an anti-virus program that includes anti-spywareprotection (your program may require an upgrade) to scan the computer and remove spyware. For moreinformation, go to support.dell.com and search for the keyword spyware.RU N T H E DE L L DI A G N O S T I C S — If all tests run successfully, the error condition is related to a softwareproblem. For information on Dell Diagnostics, see page 53.IF Y O U R E C E I V E A N I N S U F F I C I E N T M E M O R Y M E S S A G E —• Save and close any open files and exit any open programs you are not using to see if that resolves theproblem.• See the software documentation for minimum memory requirements. If necessary, install additionalmemory. See page 85.• Reseat the memory modules to ensure that your computer is successfully communicating with thememory. See page 85.• Run the Dell Diagnostics. See page 53.IF Y O U E X P E R I E N C E O T H E R M E M O R Y P R O B L E M S —• Reseat the memory modules to ensure that your computer is successfully communicating with thememory. See page 85.• Ensure that you are following the memory installation guidelines. See page 85.• Run the Dell Diagnostics. See page 53.CH E C K T H E N E T W O R K C A B L E C O N N E C T O R — Ensure that the network cable is firmly inserted intoboth the network connector on the back of the computer and the network jack.