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Dell PP24L manual Dell Technical Update Service, When to Use the Dell Diagnostics

Models: PP24L

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Light Pattern

Problem Description Suggested Resolution

A possible graphics card/video failure has occurred.

A possible LCD failure has occurred.

•Reseat any installed graphics cards.

•If available, install a working graphics card into your computer.

•If the problem persists, contact Dell Support.

•Reseat the LCD cable (see your computer’s Service Manual).

•If the problem persists, contact Dell Support.

A possible keyboard	• Reseat the keyboard (see "Keyboard"
failure has occurred.	on page 126).
	• If available, connect an external
	keyboard.
	• If the problem persists, contact Dell
	Support.
A possible modem	• If available, install a working modem
failure has occurred.	into your computer.
	• If the problem persists, contact
	contact Dell Support.

Dell™ Technical Update Service

The Dell Technical Update service provides proactive e-mail notification of software and hardware updates for your computer. The service is free and can be customized for content, format, and how frequently you receive notifications.

To enroll for the Dell Technical Update service, go to http://support.dell.com/technicalupdate.

Dell Diagnostics

Fill out the Diagnostics Checklist (see "Diagnostics Checklist" on page 163) as you complete these checks.

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

When to Use the Dell Diagnostics

If you experience a problem with your computer, perform the checks in "Lockups and Software Problems" on page 95 and run the Dell Diagnostics before you contact Dell for technical assistance.

It is recommended that you print these procedures before you begin.

Troubleshooting

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Dell PP24L manual Dell Technical Update Service, When to Use the Dell Diagnostics

Contents

User’s Guide September HN566 Contents Using the Keyboard Setting Up and Using Networks Using Cards Troubleshooting Intel Active Management Technology System Setup Program Reinstalling Software Dell QuickSet Traveling With Your Computer Finding Information What Are You Looking For? Find It HereSupport.dell.com What Are You Looking For? Dell Support Website support.dell.com Dell QuickSet Help Front View About Your ComputerV I C E S T a T U S L I G H T S Light is flashing Y B O a R D S T a T U S L I G H T S Left Side View Disables wireless devices Right Side View Back View Connects serial devices, such as a mouse or handheld device Bottom View About Your Computer About Your Computer Start the Files and Settings Transfer Wizard Transferring Information to a New ComputerMicrosoft Windows XP Click Start→ Files and Settings Transfer Wizard Easy Transfer Cable for Windows Vista Microsoft Windows VistaTransferring Information to a New Computer Battery Performance Using a BatteryDell QuickSet Battery Meter Checking the Battery ChargeMicrosoft Windows Power Meter Charge GaugeLow-Battery Warning Conserving Battery PowerCheck the Battery Charge Check the Battery HealthPower Management Modes Standby and Sleep ModeHibernate Mode Charging the Battery Configuring Power Management SettingsAccessing Power Options Properties Windows XPReplacing the Battery Battery Errors Storing a BatteryUsing a Battery Numeric Keypad Using the KeyboardKey Combinations Touch Pad Changing the Track Stick Cap Customizing the Touch Pad and Track StickMouse Properties window Using the Keyboard Using the Keyboard Using the Display Adjusting BrightnessUsing the Ambient Light Sensor Switching the Video Image Setting Display Resolution and Refresh Rate Dual Independent Display ModeUnder Pick a category, click Appearance and Themes Swapping Primary and Secondary Displays Click the Settings tab→ Advanced→ Displays tabConnecting a Network or Broadband Modem Cable Setting Up and Using NetworksWireless Local Area Network What You Need to Establish a Wlan ConnectionSelect an option under Choose a connection option Right-clickWireless Network Connection Click Properties Checking Your Wireless Network CardStart Button and Connect To Option Order Confirmation for Your ComputerConnecting to a Wlan Click Start→ Connect To→ Manage wireless networks Determining the Wireless Network Device ManagerHelp and Support Completing the Connection to the WlanMobile Broadband or Wireless Wide Area Network Connecting to a Mobile Broadband Network Click Start→ All Programs→ Dell WirelessChecking Your Dell Mobile Broadband Card Dell Wi-Fi Catcher Network Locator Location Profile Settings General Mobility SettingsEnabling/Disabling the Dell Mobile Broadband Card Microsoft Windows Firewall Setting Up and Using Networks Playing Media Using MultimediaDVD player includes the following basic buttons How to Copy Media Using Blank MediaCopying Media Media Type Read Write Rewritable Helpful TipsAdjusting the Volume Under Personalization, click Adjust Screen Resolution Adjusting the PictureMicrosoft Windows XP Operating System Microsoft Windows Vista Operating SystemCard Types Using CardsInstalling a PC Card or ExpressCard Extended CardsPC Card Removing a Card or Blank Using Cards Securing Your Computer Security Cable LockSmart Card About Smart Cards Installing a Smart CardPasswords About Passwords Using a Primary or System PasswordType of Password Features Using a Hard Drive Password Using an Administrator PasswordTrusted Platform Module TPM Enabling the TPM FeatureSecurity Management Software Using the Security Management SoftwareComputer Tracking Software Activating the Security Management SoftwareIf Your Computer Is Lost or Stolen Cleaning a Non-Optical Mouse Cleaning Your ComputerComputer, Keyboard, and Display Touch PadCleaning an Optical Mouse Floppy DriveCDs and DVDs Troubleshooting Diagnostic LightsDiagnostic Light Codes During Post Light Pattern Suggested ResolutionDell Technical Update Service Dell DiagnosticsWhen to Use the Dell Diagnostics Starting the Dell Diagnostics From Your Hard Drive Option Function Dell Diagnostics Main MenuAccessing the Dell Support Utility Dell Support UtilityTab Function Click Dell Support and point to Dell Support Settings Drive ProblemsClicking the Dell Support Icon Double-Clicking the Dell Support IconHard drive problems Media drive problemsProblems writing to a CD/DVD-RW drive If you hear an unfamiliar scraping or grinding soundMail, Modem, and Internet Problems Error Messages Troubleshooting Troubleshooting Click Add or Remove Programs Keyboard Problems Ieee 1394 Device ProblemsExternal Keyboard problems Click Printers and Other HardwareUnexpected characters Lockups and Software ProblemsComputer does not start up Computer stops respondingProgram stops responding or crashes repeatedly Other software problemsSolid blue screen appears Click Task ManagerNetwork Problems Memory ProblemsMobile Broadband Wireless Wide Area Network Wireless Local Area Network WlanGeneral Icon on the WindowsPower Problems PC Card ProblemsDocking Power Considerations Ensuring Sufficient Power for Your ComputerDocking While the Computer Is Running 100Scanner Problems Printer ProblemsAC Power Loss While the Computer Is Docked 101No sound from integrated speakers Sound and Speaker ProblemsNo sound from external speakers 102Touch Pad or Mouse Problems No sound from headphones103 If the display is blank Video and Display ProblemsIf the display is difficult to read Click Appearance and Themes105 If only part of the display is readableTroubleshooting IAMT Features Intel Active Management Technology107 Out-of-Band Management Accessing iAMT setupTurning off iAMT Select Return to Previous Menu twiceUnsupported AMT Features USB Provisioning109 Intel Active Management Technology Viewing the System Setup Screens System Setup ProgramOverview 111Changing the Boot Sequence System Setup ScreensCommonly Used Options Diskette Drive Modular bay HDD Internal HDD Optical DriveChanging Printer Modes Performing a One-Time BootChanging COM Ports 113System Setup Program What Is a Driver? Reinstalling SoftwareDrivers Identifying DriversInstalling Drivers in the Correct Order Reinstalling Drivers and UtilitiesUsing Windows Device Driver Rollback 116Using the Drivers and Utilities Media Click the Drivers tab→ Roll Back Driver117 118 Manually Reinstalling DriversUsing Microsoft Windows System Restore Using the Hardware Troubleshooter ToolRestoring Your Operating System Microsoft Windows XPStarting System Restore Undoing the Last System RestoreEnabling System Restore 120 Reinstalling Windows Using the Operating System MediaBefore You Begin 121122 Before You Begin Adding and Replacing PartsRecommended Tools Turning Off Your Computer124 Before Working Inside Your Computer125 Hinge Cover126 Keyboard127 Internal Card With Bluetooth Wireless Technology128 Coin-Cell Battery129 Memory130 131 132 133 134 Wireless Local Area Network Wlan Card135 136 137 Mobile Broadband Card138 139 140 Subscriber Identity Module SIM Card141 Hard DriveMedia Bay Removing Media Bay Devices142 143 FCM Flash Cache Module144 145 Adding and Replacing Parts 147 Dell QuickSetDell QuickSet Identifying Your Computer Traveling With Your ComputerPacking the Computer 149Travel Tips Traveling by Air150 151 SpecificationsProcessor System Information152 Ports and ConnectorsPCI-E Card Memory153 CommunicationsVideo 154 AudioDisplay 155 BatteryKeyboard Touch PadAC Adapter 156Fingerprint Reader optional 157Physical EnvironmentalSpecifications Getting Help Technical Support and Customer ServiceObtaining Assistance 159160 DellConnect Online ServicesAutoTech Service Problems With Your OrderAutomated Order-Status Service 161162 Before You Call163 Diagnostics ChecklistContacting Dell Visit support.dell.com164 FCC Notice U.S. Only AppendixFCC Class B 165166 Macrovision Product Notice167 Glossary168 Product ID169 170 171 172 Module bay See media bay173 174 175 Video resolution See resolution176