Dell D420 specifications Replacing the Hard Drive, Hinge Cover

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1	ZIF connector	2	hard drive cable

Replacing the Hard Drive

NOTICE: Use firm and even pressure to slide the drive into place. If you use excessive force, you may damage the connector.

1. Follow the steps in Removing the Hard Drive in reverse order.

NOTE: This computer is not equipped with an optical drive—use the Media Base (sold separately) to install software.

2.Install the operating system for your computer (see Restoring Your Operating System").

3.Install the drivers and utilities for your computer (see Reinstalling Drivers and Utilities).

Hinge Cover

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

NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as a connector on the back of the computer).

NOTICE: The hinge cover is fragile and can be damaged if extreme force is used. Be careful when removing the hinge cover.

1.Follow the procedures in Before You Begin.

2.Open the display all the way (180 degrees) so that it rests on your work surface.

NOTICE: To avoid damaging the hinge cover, do not lift the cover on both sides simultaneously.

3. Starting on the right side of the computer, use a plastic scribe to pry up the hinge cover.

1	hinge cover	2	plastic scribe

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Contents Dell Latitude D420 Users Guide Abbreviations and AcronymsAbout Your Computer Front ViewDevice status lights Fingerprint reader optional Keyboard and network status lightsAudio connectors Left ViewRight View Network connector RJ-45 USB connectorsModem connector RJ-11 Video connectorBottom View Back to Contents Cleaning Your Computer AppendixMacrovision Product Notice FCC Notice U.S. OnlyFCC Class B Checking the Battery Charge Using a BatteryBattery Performance Dell QuickSet Battery MeterLow-Battery Warning Conserving Battery PowerPower Management Modes Standby ModeReplacing the Battery Configuring Power Management SettingsCharging the Battery Hibernate ModeStoring a Battery Card Types Using CardsInstalling a PC Card or 34-mm ExpressCard Card BlanksInstalling a Smart Card or Secure Digital SD Card Installing a PC CardInstalling a 34-mm Express Card Removing a PC Card, 34-mm Express Card, or Blank Back to Contents Switching the Video Image Using the DisplayAdjusting Brightness Setting Display Resolution and Refresh RateSwapping Primary and Secondary Displays Finding Information What Are You Looking For? Find It HereDell Support Website support.dell.com Service Tag and Microsoft Windows LicenseGuides Select Drivers & Downloads and click GoOperating System CD Glossary Device driver See driver Docking device See APRPage Page NIC See network adapter Page Video resolution See resolution System tray See notification areaBack to Contents Obtaining Assistance Online ServicesGetting Help Ftp.dell.comAutomated Order-Status Service Problems With Your OrderAutoTech Service Support ServiceContacting Dell Diagnostics ChecklistBefore You Call Antigua and Barbuda0011 ArubaAustralia Sydney Website support.euro.dell.comCosta Rica China XiamenColombia Czech Republic PragueGermany Langen France Paris MontpellierCorporate GreeceJamaica GeneralItaly Milan Website support.jp.dell.comMexico MacaoWebsite support.ap.dell.com Malaysia Penang MontserratSt. Lucia Puerto RicoSt. Kitts and Nevis St. VincentWebsite support.ap.dell.com Thailand Website support.ap.dell.com Taiwan002 Trinidad/TobagoVirgin Islands VenezuelaUsing the Keyboard and Touch Pad Numeric KeypadKey Combinations Fingerprint Reader optional Power ManagementTouch Pad Speaker FunctionsChanging the Track-Stick Cap Customizing the Touch Pad and Track StickMouse Properties window Page Network Setup Wizard Setting Up a NetworkPhysically Connecting to a Network or Broadband Modem Wireless Local Area Network WlanChecking Your Wireless Network Card Setting Up a New WlanWhat You Need to Establish a Wlan Connection Connecting to a Wireless Local Area Network Determining the Wireless Network Device ManagerConnecting to a Mobile Broadband Network Mobile Broadband or Wireless Wide Area Network WwanEnabling/Disabling the Wireless Network Card Under Pick a Help topic, click Dell User and System GuidesDell Wi-Fi Catcher Network Locator Internet Connection FirewallRecommended Tools Adding and Replacing PartsBefore You Begin Turning Off Your ComputerHard Drive Removing the Hard Drive Dismantling the Hard Drive Replacing the Hard Drive Hinge CoverKeyboard MemoryPage Wireless Local Area Network Wlan Cards Mini-CardsMobile Broadband Wwan Cards Page Subscriber Identity Module SIM Card Internal Card With Bluetooth Wireless Technology Coin-Cell BatteryBack to Contents Dell QuickSet Securing Your Computer Using Smart CardsPasswords Security Cable LockUsing a Hard Drive Password Using a Primary/System PasswordUsing an Administrator Password Trusted Platform Module TPMSecurity Management Software Enabling the TPM FeatureUsing the Security Management Software Activating the Security Management SoftwareComputer Tracking Software If Your Computer Is Lost or StolenSystem Setup Screens System Setup ProgramViewing the System Setup Screens Commonly Used SettingsEnabling the Infrared Sensor Performing a One-Time BootChanging COM Ports Locate Fast IR under Onboard DevicesPage Reinstalling Drivers and Utilities Reinstalling SoftwareWhat Is a Driver? DriversSoftware and Hardware Incompatibilities Using the Drivers and Utilities CDManually Reinstalling Drivers Click Start→ Help and SupportUndoing the Last System Restore Using Microsoft Windows XP System RestoreCreating a Restore Point Restoring Your Operating SystemReinstalling Windows XP Using the Operating System CDEnabling System Restore Before You BeginSpecifications Audio CommunicationsVideo DisplayBattery AC AdapterPhysical EnvironmentalAbbreviations and Acronyms Start the Files and Settings Transfer Wizard Transferring Information to a New ComputerClick Files and Settings Transfer Wizard Back to Contents Packing the Computer Traveling With Your ComputerIdentifying Your Computer Travel TipsBack to Contents Dell Diagnostics TroubleshootingDell Technical Update Service When to Use the Dell DiagnosticsDell Diagnostics Main Menu Option FunctionDell Support Utility Drive ProblemsAccessing the Dell Support Utility Clicking the Dell Support IconProblems writing to a CD/DVD-RW drive CD and DVD drive problemsHard drive problems If you hear an unfamiliar scraping or grinding soundMail, Modem, and Internet Problems Error MessagesVerify that the modem is communicating with Windows Page Click Start→ Control Panel→ Add or Remove Programs Ieee 1394 Device Problems Keyboard ProblemsExternal Keyboard problems Computer does not start up Lockups and Software ProblemsUnexpected characters Computer stops respondingOther software problems Memory ProblemsNetwork Problems Solid blue screen appearsMobile Broadband Network PC Card or ExpressCard ProblemsWireless Local Area Network Wlan Restart the computer and log on to the network againPower Problems Ensuring Sufficient Power for Your ComputerDocking Power Considerations AC Power Loss While the Computer Is Docked Printer ProblemsScanner Problems Docking While the Computer Is RunningNo sound from headphones Sound and Speaker ProblemsTouch Pad or Mouse Problems No sound from integrated speakersVideo and Display Problems If the display is blankIf the display is difficult to read Click Start→ Control Panel→ Appearance and Themes Adjust the Windows display settingsIf only part of the display is readable Connect an external monitor

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