Dell U719F 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.

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.

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

Run the Dell Diagnostics (see "Dell Diagnostics" on page 41).

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.

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 — Mini Tower Computer" on page 25 or "Specifications — Desktop Computer" on page 31.

Run the Dell Diagnostics (see "Dell Diagnostics" on page 41).

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.

The computer does not start up

EN S U R E T H A T T H E P O W E R C A B L E I S F I R M L Y C O N N E C T E D T O T H E C O M P U T E R A N D T O T H E E L E C T R I C A L O U T L E T

Troubleshooting Tips

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Contents Dell OptiPlex 360 Setup and Quick Reference Guide August U719F Contents Specifications Mini Tower Technical Support and Customer Service Contents Mini Tower Front View About Your ComputerMini Tower Back View Mini Tower Back Panel Connectors Desktop Front View Desktop Back View Desktop Back Panel Connectors Quick Setup Setting Up Your ComputerSetting Up Your Computer Connect a USB device, such as a keyboard or mouse Connect the network cable Connect the modem Setting Up Your Computer Connect to your network Installing Your Computer in an EnclosureSetting Up Your Computer Setting Up Your Internet Connection Connecting to the InternetTransferring Information to a New Computer Microsoft Windows Vista Operating SystemMicrosoft Windows XP Setting Up Your Computer Setting Up Your Computer Setting Up Your Computer NIC Specifications Mini Tower ComputerPCI USB LOM MHD Equivalent to 51 cm/sec 20 in/sec Specifications Desktop Computer Connectors on back panel to support microphone Expansion Bus Connectors PS/2 Back of computer Link integrity light on Storage Tips Troubleshooting TipsUsing the Hardware Troubleshooter Power ProblemsEnsure that the display is connected and powered on Lockups and Software Problems Memory ProblemsProgram stops responding Dell Diagnostics Dell Technical Update Service Dell Support UtilityTroubleshooting Tips Identifying Drivers Reinstalling SoftwareReinstalling Drivers and Utilities DriversReinstalling Software Restoring Your Operating System You can restore your operating system in the following waysUsing Dell Factory Image Restore Using Microsoft Windows System RestoreUsing the Operating System Media Reinstalling Software Finding Information Dell Technology Guide About your operating system Obtaining Assistance Getting HelpDellConnect Online Services Technical Support and Customer ServiceProblems With Your Order AutoTech ServiceAutomated Order-Status Service Getting Help Before You Call Page Contacting Dell Getting Help Index Reinstalling, 49 System Restore Power, 29, 35 processor, 25 Windows XP Files and Settings Transfer Wizard