Dell PP36 manual Power Problems

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Power Problems

CAUTION: Before you begin any of the procedures in this section, follow the safety information that shipped with your computer.

I F T H E P O W E R L I G H T I S O F F — The computer is either turned off or is not receiving power.

•Reseat the power cable in the power connector on the back of the computer and the electrical outlet.

•Bypass power strips, power extension cables, and other power protection devices to verify that the computer turns on properly.

•Ensure that any power strips being used are plugged into an electrical outlet and are turned on.

•Ensure that the electrical outlet is working by testing it with another device, such as a lamp.

•Ensure that the main power cable and front panel cable are securely connected to the system board (see your Service Manual at support.dell.com).

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

•Ensure that the display is connected and powered on.

•If the display is connected and powered on, see "Beep Codes" on page 31.

I F T H E P O W E R L I G H T I S B L I N K I N G B L U E — The computer is in standby mode. Press a key on the keyboard, move the mouse, or press the power button to resume normal operation.

I F T H E P O W E R L I G H T I S B L I N K I N G A M B E R — The computer is receiving electrical power, a device might be malfunctioning or incorrectly installed.

•Remove and then reinstall all memory modules (see your Service Manual at support.dell.com).

•Remove and then reinstall any expansion cards, including graphics cards (see your

Service Manual at support.dell.com).

I F T H E P O W E R L I G H T I S S T E A D Y A M B E R — There is a power problem, a device may be malfunctioning or incorrectly installed.

•Ensure that the processor power cable is securely connected to the system board power connector (see your Service Manual at support.dell.com).

•Ensure that the main power cable and the front panel cable are securely connected to the system board connector (see your Service Manual at support.dell.com).

Troubleshooting

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Contents W . d e l l . c o m s u p p o r t . d e l l . c o m Macrovision Product Notice Contents Lockups and Software Problems Dell Technical Update Service Returning Items for Warranty Repair or Credit Contents Front View About Your ComputerBack View Battery Removal Wireless Switch Quick Setup Setting Up Your ComputerSetting Up Your Computer Connecting to the Internet Click Start→Internet Explorer→Connect to the Internet Setting Up Your Internet ConnectionMicrosoft Windows XP Operating System Microsoft Windows Vista Transferring Information to a New ComputerMicrosoft Windows XP Operating System Microsoft Windows VistaSetting Up Your Computer Setting Up Your Computer Setting Up Your Computer Specifications O2MICRO OZ129 USB Lvds Wxga TrueLife Vostro Wxga Keyboard Number of keys Cell, 6 cell, and 8 cell Reduced under certain power-intensive Page Physical Weight Specifications Power Lights TroubleshootingTools Beep CodesCode Description Suggested Remedy Repetitive T a Error The hard drive cannot read the data Error MessagesTroubleshooting Troubleshooting Troubleshooting Click Uninstall When to Use the Dell Diagnostics Dell DiagnosticsStarting the Dell Diagnostics From Your Hard Drive Solving Problems Power Problems Memory Problems Computer does not start up Lockups and Software ProblemsComputer stops responding Program stops respondingWindows XP Other software problemsWindows Vista Solid blue screen appearsAccessing the Dell Support Utility Dell Technical Update ServiceClick Start→All Programs→Dell Support→Dell Support Settings Dell Support UtilityDouble-Clicking the Dell Support Icon Clicking the Dell Support IconReinstalling Drivers and Utilities Reinstalling SoftwareDrivers Identifying DriversProperties Click the Drivers tab→Roll Back Driver Using the Drivers and Utilities MediaAt the Welcome Dell System Owner screen, click Next Manually Reinstalling DriversRestoring Your Operating System Using Microsoft Windows System RestoreUndoing the Last System Restore Windows Vista Starting System Restore Windows VistaEnabling System Restore Using Dell Factory Image RestoreDell Factory Image Restore Windows Vista Only Select Repair Your ComputerBefore you Begin Using the Operating System MediaClick Dell Factory Image Restore Windows Vista Dell Factory Image Restore Reinstalling WindowsUsing the Operating System Media Reinstalling Windows Finding Information Your call when contacting supportWarranty information Obtaining Assistance Getting HelpDellConnect Online Services Technical Support and Customer ServiceAutoTech Service Problems With Your OrderAutomated Order-Status Service Product InformationBefore You Call Returning Items for Warranty Repair or CreditPage Visit support.dell.com Contacting DellIndex Index Index Index