C H 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 program is installed and configured properly.

Verify that the device drivers do not conflict with the program.

If necessary, uninstall and then reinstall the program.

B A C K U P Y O U R F I L E S I M M E D I A T E L Y

U S E A V I R U S - S C A N N I N G P R O G R A M T O C H E C K T H E H A R D D R I V E , F L O P P Y D I S K S , O R CD S

S A V E A N D C L O S E A N Y O P E N F I L E S O R P R O G R A M S A N D S H U T D O W N Y O U R C O M P U T E R T H R O U G H T H E S t a r t M E N U

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 If all tests run successfully, the error condition is related to a software problem. See "Dell Diagnostics" on page 63.

Memory Problems

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

I F 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 the problem.

See the software documentation for minimum memory requirements. If necessary, install additional memory (see "Memory" on page 94).

Reseat the memory modules to ensure that your computer is successfully communicating with the memory (see "Memory" on page 94).

Run the Dell Diagnostics (see page 63).

I F 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 the memory (see "Memory" on page 94).

Ensure that you are following the memory installation guidelines (see "Memory" on page 94).

Run the Dell Diagnostics (see page 63).

Network Problems

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

Ensure that the network cable is firmly inserted into both the

network connector on the back of the computer and the network jack.

Solving Problems

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Dell PP23LA owner manual Memory Problems, Network Problems