104, Anchor tabs Shroud release lever | Dell WHL, U7021 guide

w w w . d e l l . c o m s u p p o r t . d e l l . c o m

anchor tabs (3)

shroud release lever

CAUTION: The heat sink can get very hot during normal operation. Be sure that the heat sink has had sufficient time to cool before you touch it.

5Remove the heat sink:

a Remove the retention module clips. Press the tabs toward the center of the clip and lift up.

104

Removing and Installing Parts

Image 104

Dell WHL, U7021 manual 104, Anchor tabs Shroud release lever

Contents

W . d e l l . c o m s u p p o r t . d e l l . c o m March U7021 Contents Optimizing Performance Resolving Software and Hardware Incompatibilities Using Microsoft Windows XP System RestoreRestoring the Computer to an Earlier Operating State Removing and Installing Parts 102 106 108109 110 130 131 Finding Information Dell Product Information Guide Setup Diagram Warranty, and repair information Specifications, and white papersHow to use Windows XP Click the topic that describes your problem Finding Information Setting Up and Using Your Computer Opening the Drive Door Changing the Front-Panel Light Color Badge Connecting Two Monitors Connecting Two Monitors With VGA Connectors Optional DVI adapter Connecting a TVTV-OUT connector VGA blue connector About Serial ATA Drives About Your RAID ConfigurationChanging the Display Settings Hard drive RAID LevelSegment Configuring Your Computer for RAID Setting Your Computer to RAID-Enabled Mode Creating a RAID Level 1 Configuration Configuring for RAID Using the IntelR Option ROM UtilityCreating a RAID Level 0 Configuration Deleting a RAID Volume Creating a RAID 0 Volume Creating a RAID 1 Volume On the Delete RAID Volume Wizard screen, click Next Migrating to a RAID 0 Volume Migrating to a RAID 1 Volume Click Reset Hard Drive to Non-RAIDCreating a Spare Hard Drive To Mark a Drive as a Spare Hard Drive Rebuilding a Degraded RAID 1 Volume Transferring Information to a New Computer Next Playing CDs and MoviesPlaying a CD or DVD DVD player includes the following basic buttons Adjusting the Volume Adjusting the PictureCopying CDs and DVDs Go to the previous title or chapter Eject Click Exact Copy How to Copy a CD or DVDUsing Blank CD-Rs, CD-RWs, DVD+Rs, and DVD+RWs Helpful Tips Network Setup WizardClick Checklist for creating a network Power Management Standby ModeHibernate Mode Overview Power Options Properties Power Schemes Tab Advanced Tab Hibernate Tab Setting Up and Using Your Computer Hyper-Threading OverclockingClick Hardware and click Device Manager Optimizing Performance PCI Express Cards Troubleshooting Tips Battery ProblemsDrive Problems Solving Problems CD and DVD drive problems Problems writing to a CD/DVD-RW drive Mail, Modem, and Internet Problems Hard drive problems Error Messages Use these characters in filenames Ieee 1394 Device Problems Keyboard Problems Lockups and Software Problems Computer does not start upComputer stops responding Program stops responding Other software problems Program crashes repeatedlyProgram is designed for an earlier Windows operating system Solid blue screen appears Memory Problems Mouse Problems Network Problems Power Problems Printer Problems Scanner Problems Sound and Speaker Problems No sound from speakers No sound from headphones N T H E S P E a K E R D I a G N O S T I C S If the screen is difficult to read Video and Monitor ProblemsIf the screen is blank J U S T T H E W I N D O W S D I S P L a Y S E T T I N G S Solving Problems Diagnostic Lights Electrical outlet and press the powerAdvanced Troubleshooting Has occurred Button Normally, reinstall an additional Identified a faulty module orIf available, install properly working If the problem persists, contact Dell Error exists Requirements exist see Your computer seeDetermine if a conflict exists by Occurred Dell Diagnostics When to Use the Dell DiagnosticsHard drive, CD drive, and DVD Drive see Starting the Dell Diagnostics From Your Hard Drive Starting the Dell Diagnostics From the ResourceCD Dell Diagnostics Main Menu Identifying Drivers What Is a Driver?Drivers Reinstalling Drivers Using Windows XP Device Driver RollbackUsing the ResourceCD Windows XP Using Microsoft Windows XP System Restore Manually Reinstalling Drivers Restoring the Computer to an Earlier Operating State Creating a Restore PointUndoing the Last System Restore Using Dell PC Restore by Symantec Enabling System Restore Before You Begin Reinstalling Microsoft Windows XPResolving Software and Hardware Incompatibilities Windows XP Setup Reinstalling Windows XPBooting From the Operating System CD When the Welcome to Microsoft screen appears, click Next Removing and Installing Parts Before You BeginRecommended Tools Turning Off Your Computer Before Working Inside Your Computer Open the door to use the front-panel connectors Front and Back View of the ComputerFront View Press to turn on the computer Front View Doors Open Back View One x16 slot and one x1 slot Opening the Computer Cover Processor fan Power supply fans System board Power supply Removing and Installing PartsInside View of Your Computer Floppy drive CD/DVD drive System Board Components Memory DDR2 Memory Overview Installing Memory Addressing Memory With 4-GB Configurations Securing clips Connector Notch Memory module Cutouts Crossbar Cards Removing Memory Installing a PCI Card PCI Cards Not fully seated card Fully seated card Removing a PCI Card Retention arm Alignment guide Alignment bar Filler bracket PCI Express Cards PCI ExpressCard PCI Express Card slot Installing a PCI Express Card Tab Not fully seated card Fully seated card Retention arm Alignment guide Alignment bar Filler bracket Removing a PCI Express Card Floppy drive CD/DVD drives Hard drives General Installation GuidelinesDrives Serial ATA Connector Interface cable Interface connector Connecting Drive CablesDrive Interface Connectors Power Cable Connector Power cableHard Drive Removing a Hard Drive Installing a Hard Drive Drive Bracket rails Screws Removing and Installing Parts Hard-drive cable Power cable Tabs Removing and Installing Parts Adding a Second Hard Drive First hard drive in lower bay Hard drive bay Floppy DriveRail tabs Removing a Floppy Drive Installing a Floppy DriveData cable power cable Tabs Floppy drive Drive Bracket rails Screws CD/DVD Drive Removing a CD/DVD Drive Installing a CD/DVD Drive Power cable Tabs Data cable CD/DVD drive 100 101 Processor Airflow Shroud Removing the Processor Airflow Shroud102 Shroud release lever Anchor tabs Installing the Processor Airflow Shroud ProcessorRemoving the Processor 103 104 Anchor tabs Shroud release lever 105 Processor cover Socket Release lever Installing the Processor106 107 108 Front PanelRemoving the Front Panel Replacing the Front Panel 109 110 Drive DoorRemoving the Drive Door Top bracket hinge Bottom bracket hinge Replacing the Drive Door111 Door 112Hinge tab Door hinges Door bracket Battery Replacing the BatteryBattery Battery socket Tab Removing and Installing Parts 113 Closing the Computer Cover 114 Specifications 115 Drives 116Expansion Bus Connectors 117Center/Low Frequency Effects LFE channel two front-panel Controls and Lights Located in the Product Information Power118 System Setup 119Environmental 10 to 35C 50 to 95F 120 Entering System SetupSystem Setup Screens System Setup Options 121 122 123 Boot Sequence Option SettingsChanging Boot Sequence for the Current Boot 124 Changing Boot Sequence for Future Boots 125 Clearing Forgotten Passwords 126 Computer, Keyboard, and Monitor Clearing Cmos SettingsCleaning Your Computer Mouse Floppy DriveCDs and DVDs 128 Definition of Dell-Installed Software and Peripherals Dell Technical Support Policy U.S. OnlyFCC Notices U.S. Only Definition of Third-Party Software and Peripherals Class a Class B 130 131 Contacting DellFCC Identification Information 132 133 134 135 136 137 138 Ireland SalesSales dial within U.K. only Fax/Sales Fax 139 140 141 142 Countries Sales Penang, Malaysia Appendix Switchboard Sales143 144 Trinidad/Tobago General Support Turks and Caicos Islands PowerConnect, and PowerVault Transaction Sales145 146 147 Appendix 149 Index Index Reinstalling Windows XP 151 Index Wizard, 43 reinstalling, 11, 64 scanner, 48 System Restore 153 154