Dell A90 specifications Memory Problems, Lockups and Software Problems

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Memory Problems

CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see www.dell.com/regulatory_compliance.

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 the problem.

See the software documentation for minimum memory requirements. If necessary, install additional memory.

Reseat the memory modules to ensure that your computer is successfully communicating with the memory.

Run the Dell Diagnostics (see "Dell Diagnostics" on page 36).

Troubleshooting Tips

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 the memory.

Ensure that you are following the memory installation guidelines.

Ensure that the memory you are using is supported by your computer. For more information about the type of memory supported by your computer, see "Specifications" on page 23.

Run the Dell Diagnostics (see "Dell Diagnostics" on page 36).

Lockups and Software Problems

NOTE: The procedures in this document were written for the Windows default view, so they may not apply if you set your Dell computer to the Windows Classic view.

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Contents Vostro A90 Setup Quick Reference Guide Macrovision Product Notice Contents Problems With Your Order Product Information Reinstalling SoftwareRestoring Your Operating System Finding InformationFront View About Your ComputerOn battery Right View Connects video devices, such as a monitor Left View USB C O N N E C T O R S Battery Removal About Your Computer Quick Setup Quick SetupQuick Setup Internet service Cable or DSL modem Wireless router Setting Up Your Internet Connection Connecting to the InternetClick Next Microsoft Windows XP Operating SystemTransferring Information to a New Computer Quick Setup Quick Setup Click Finished and restart the new computer Quick Setup Specifications SpecificationsUSB 129.55 mm 5.1 Display Controls Brightness can be Controlled through See Dell Technology AC Adapter Dimensions Computer Environment Temperature range Specifications Troubleshooting Tips Using the Hardware TroubleshooterTips If T H E P O W E R L I G H T I S B L I N K I N G Power ProblemsLockups and Software Problems Memory ProblemsProgram stops responding Computer does not start upProgram crashes repeatedly Solid blue screen appearsDell Technical Update Service Dell Support Utility Other software problemsTroubleshooting Tips Insert the Drivers and Utilities media Troubleshooting Tips Reinstalling Software DriversIdentifying Drivers Using the Drivers and Utilities Media Restoring Your Operating System Manually Reinstalling DriversStarting System Restore Using Microsoft Windows System RestoreUsing the Operating System Media Before you Begin Undoing the Last System RestoreIf the Install Windows message appears, click Exit Reinstalling WindowsFinding Information Your computer or advanced technical-reference Dell Technology Guide is available at Finding Information Obtaining Assistance Getting HelpOnline Services Technical Support and Customer ServiceAutomated Order-Status Service AutoTech ServiceProduct Information Before You Call Problems With Your OrderGetting Help Contacting Dell Index IndexLicense label Media Drivers and Utilities Service Tag Setup Track stick/touch pad buttons description View Index