Processor Airflow Shroud, 102 | Dell WHL, U7021 specification

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Processor Airflow Shroud

Removing the Processor Airflow Shroud

CAUTION: Before you perform this procedure, follow the safety instructions located in the Product Information Guide.

CAUTION: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer’s electronic components. You can do so by touching an unpainted metal surface on the computer chassis.

NOTICE: To avoid damaging the fan power cables, do not slide the shroud too quickly.

1Follow the procedures in "Before You Begin" on page 67.

2Press the shroud release lever towards the front of the computer.

3Lift the shroud up to disengage the anchors.

4Once the shroud has been disengaged from the anchors, unplug the fan cables from their connectors on the system board.

shroud release lever

anchor tabs (3)

102

Removing and Installing Parts

Image 102

Dell WHL, U7021 manual Removing the Processor Airflow Shroud, 102, Shroud release lever Anchor tabs

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 Using Microsoft Windows XP System Restore Restoring the Computer to an Earlier Operating StateResolving Software and Hardware Incompatibilities Removing and Installing Parts 102 109 106108 110 130 131 Finding Information Dell Product Information Guide Setup Diagram How to use Windows XP Warranty, and repair informationSpecifications, and white papers 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 Connecting a TV TV-OUT connector VGA blue connectorOptional DVI adapter About Your RAID Configuration Changing the Display SettingsAbout Serial ATA Drives RAID Level SegmentHard drive Configuring Your Computer for RAID Setting Your Computer to RAID-Enabled Mode Configuring for RAID Using the IntelR Option ROM Utility Creating a RAID Level 0 ConfigurationCreating a RAID Level 1 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 Creating a Spare Hard Drive Migrating to a RAID 1 VolumeClick Reset Hard Drive to Non-RAID To Mark a Drive as a Spare Hard Drive Rebuilding a Degraded RAID 1 Volume Transferring Information to a New Computer Playing CDs and Movies Playing a CD or DVDNext DVD player includes the following basic buttons Copying CDs and DVDs Adjusting the VolumeAdjusting the Picture Go to the previous title or chapter Eject How to Copy a CD or DVD Using Blank CD-Rs, CD-RWs, DVD+Rs, and DVD+RWsClick Exact Copy Network Setup Wizard Click Checklist for creating a networkHelpful Tips Hibernate Mode Power ManagementStandby Mode Overview Power Options Properties Power Schemes Tab Advanced Tab Hibernate Tab Setting Up and Using Your Computer Click Hardware and click Device Manager Hyper-ThreadingOverclocking Optimizing Performance PCI Express Cards Drive Problems Troubleshooting TipsBattery 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 Computer stops responding Lockups and Software ProblemsComputer does not start up Program stops responding Program is designed for an earlier Windows operating system Other software problemsProgram crashes repeatedly 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 Video and Monitor Problems If the screen is blankIf the screen is difficult to read 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 Advanced Troubleshooting Diagnostic LightsElectrical outlet and press the power Has occurred Button If available, install properly working Normally, reinstall an additionalIdentified a faulty module or If the problem persists, contact Dell Determine if a conflict exists by Error exists Requirements exist seeYour computer see Occurred Hard drive, CD drive, and DVD Dell DiagnosticsWhen to Use the Dell Diagnostics Drive see Starting the Dell Diagnostics From Your Hard Drive Starting the Dell Diagnostics From the ResourceCD Dell Diagnostics Main Menu What Is a Driver? DriversIdentifying Drivers Using the ResourceCD Reinstalling DriversUsing Windows XP Device Driver Rollback Windows XP Using Microsoft Windows XP System Restore Manually Reinstalling Drivers Creating a Restore Point Undoing the Last System RestoreRestoring the Computer to an Earlier Operating State Using Dell PC Restore by Symantec Enabling System Restore Reinstalling Microsoft Windows XP Resolving Software and Hardware IncompatibilitiesBefore You Begin Reinstalling Windows XP Booting From the Operating System CDWindows XP Setup When the Welcome to Microsoft screen appears, click Next Recommended Tools Removing and Installing PartsBefore You Begin Turning Off Your Computer Before Working Inside Your Computer Front View Open the door to use the front-panel connectorsFront and Back View of the Computer Press to turn on the computer Front View Doors Open Back View One x16 slot and one x1 slot Opening the Computer Cover Inside View of Your Computer Processor fan Power supply fansSystem board Power supply Removing and Installing Parts 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 Card PCI Express PCI Express CardsPCI 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 General Installation Guidelines DrivesFloppy drive CD/DVD drives Hard drives Connecting Drive Cables Drive Interface ConnectorsSerial ATA Connector Interface cable Interface connector Hard Drive Power Cable ConnectorPower cable 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 Floppy Drive Rail tabsFirst hard drive in lower bay Hard drive bay Installing a Floppy Drive Data cable power cable Tabs Floppy driveRemoving a 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 100 101 102 Processor Airflow ShroudRemoving the Processor Airflow Shroud Shroud release lever Anchor tabs Removing the Processor Installing the Processor Airflow ShroudProcessor 103 104 Anchor tabs Shroud release lever 105 Installing the Processor 106Processor cover Socket Release lever 107 Front Panel Removing the Front Panel108 Replacing the Front Panel 109 Drive Door Removing the Drive Door110 Replacing the Drive Door 111Top bracket hinge Bottom bracket hinge 112 Hinge tab Door hinges Door bracketDoor Battery Battery socket Tab Removing and Installing Parts BatteryReplacing the Battery 113 Closing the Computer Cover 114 Specifications 115 116 Expansion BusDrives Center/Low Frequency Effects LFE channel two front-panel Connectors117 Controls and Lights Power 118Located in the Product Information Environmental System Setup119 10 to 35C 50 to 95F Entering System Setup System Setup Screens120 System Setup Options 121 122 123 Changing Boot Sequence for the Current Boot Boot SequenceOption Settings 124 Changing Boot Sequence for Future Boots 125 Clearing Forgotten Passwords 126 Clearing Cmos Settings Cleaning Your ComputerComputer, Keyboard, and Monitor CDs and DVDs MouseFloppy Drive 128 FCC Notices U.S. Only Definition of Dell-Installed Software and PeripheralsDell Technical Support Policy U.S. Only Definition of Third-Party Software and Peripherals Class a Class B 130 Contacting Dell FCC Identification Information131 132 133 134 135 136 137 Sales dial within U.K. only 138Ireland Sales Fax/Sales Fax 139 140 141 142 Switchboard Sales 143Countries Sales Penang, Malaysia Appendix 144 PowerConnect, and PowerVault Transaction Sales 145Trinidad/Tobago General Support Turks and Caicos Islands 146 147 Appendix 149 Index Index Reinstalling Windows XP 151 Index Wizard, 43 reinstalling, 11, 64 scanner, 48 System Restore 153 154