System Board Components, DIMM4 | Dell PRECISION WORKSTATION 450

I/O panel	Yellow pull tab

System Board Components

1	CD/DVD drive connector (IDE2)	14	PCI card connectors (PCI1, PCI2 [32-bit connectors], and PCI3 [64-bit PCI-X
			connector])

2	I/O panel (I/O PANEL)	15	telephony connector (MODEM)

3	floppy drive connector (DISKETTE)	16	AGP card connector (AGP)

4	memory module connectors (DIMM_1, DIMM_2, DIMM_3,	17	VRM connector (VRM) (for a second microprocessor only)
	DIMM_4)
5	suspend-to-RAM light (STR_LED)	18	microprocessor and heat-sink connector (CPU_1)

6	power connector (POWER 2)	19	front-panel audio connector (FP2AUDIO)

7	power connector (POWER 1)	20	microprocessor and heat-sink connector (CPU_0)

8	USB connector (USB)	21	microprocessor fan connector (FAN_P1)

9	hard-drive connector (IDE1)	22	microprocessor fan connector (FAN_P0))

10	real-time clock reset jumper (RTCRST)	23	battery socket (BATTERY)

11	password jumper (PSWD)	24	internal speaker (SPKR)

12	auxiliary LED add-in storage adapter connector (AUX_LED)	25	CD drive audio cable connector (CD_IN)
13	standby power light (AUX_PWR_LED)

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Dell PRECISION WORKSTATION 450 manual System Board Components, DIMM4

Contents

Advanced Features Dell Precision Workstations 450 and 650 Users GuidePage Advanced Troubleshooting Diagnostic LightsDiagnostic Lights Light Pattern Problem Description Suggested Resolution Diagnostic Light Codes During Post Run the Dell Diagnostics Beep Codes Code Cause Dell Diagnostics When to Use the Dell DiagnosticsStarting the Dell Diagnostics Starting the Dell Diagnostics From Your Hard Drive What Is a Driver? Dell Diagnostics Main MenuDrivers Option Function Reinstalling Drivers Using Windows XP Device Driver RollbackIdentifying Drivers Windows XP Using System Restore Creating a Restore PointUndoing the Last System Restore Enabling System Restore Click Performance and Maintenance, and then click System Resolving Software and Hardware IncompatibilitiesWindows XP Windows Advanced Features LegacySelect Technology ControlManageability Password Protection System PasswordSecurity Chassis Intrusion Detection Assigning a System Password Typing Your System PasswordIf Password Status is set to Unlocked If Password Status is set to Locked Setup Password Disabling a Forgotten Password and Setting a New Password System Setup Entering System SetupSystem Setup Screens Keys Action Boot Sequence Changing the Computer Boot Sequence for the Current Boot System Setup Options Changing Boot Sequence for Future BootsInstalled Fastboot IDE Drive Interface The settings are Off and Auto default Power ManagementIf You Have a Problem Jumper Settings Power ButtonJumper Setting Description Installing a TAPI-Compliant Modem Card Installing a Tapi Sound Card Hyper-Threading IeeeU320 Scsi Controller Click Hardware and click Device Manager Creating a Stripe Volume Deleting a Stripe VolumeActivating a Stripe Volume Integrated Striping Troubleshooting the Stripe Volume During installation, no Scsi drives are found Back to Contents Battery Back to Contents Installing a Card CardsPage Page Removing a Card If you need a filler bracket, contact Dell Back to Contents Cleaning Your Computer Before Cleaning Your ComputerComputer, Keyboard, and Monitor Mouse CDs and DVDs Online Services Getting HelpTechnical Assistance Ftp.dell.com Problems With Your Order AutoTech ServiceAutomated Order-Status Service Technical Support Service Contacting Dell Bahamas BarbadosBelgium Brussels Website support.euro.dell.com Bermuda Colombia Costa RicaCzech Republic Prague Website support.euro.dell.com Denmark Copenhagen Website support.euro.dell.com Greece Website support.euro.dell.com GrenadaGuatemala Guyana Korea Seoul Latin AmericaLuxembourg Website support.euro.dell.com Macao New Zealand NicaraguaNorway Lysaker Website support.euro.dell.com Panama Southeast Asian and Pacific CountriesSpain Madrid Website support.euro.dell.com Sweden Upplands Vasby Website support.euro.dell.com Uruguay A. Austin, TexasBusiness Virgin Islands About Your Computer-Dell Precision Front ViewBack View Back Panel Connectors Inside Your Computer Device Cable Color System Board Components DIMM4 Connecting Drive Cables DrivesOverview IDE Drive Addressing Scsi Device Installation Guidelines IDE Drive Connector Serial ATA ConnectorScsi ID Numbers Hard Drive Device TerminationGeneral Guidelines Scsi Cables Removing a Hard Drive Serial ATA Drive Tab Hard drive Installing a Hard Drive Serial ATA Drive Serial ATA Drive Removing a Floppy Drive Installing a Floppy Drive Page CD/DVD Drive Removing a CD/DVD Drive Installing a CD/DVD Drive Page Back to Contents Regulatory Notices FCC Notices U.S. OnlyClass a Class B IC Notice Canada Only CE Notice European UnionEnergy Star Compliance Energy Star Emblem MIC Notice Republic of Korea Only Class a ITEClass B ITE Polish Center for Testing and Certification Notice Class a DeviceClass B Device Bsmi Notice Taiwan Only NOM Information Mexico Only Ergonomic Computing Habits Page Removing and Installing Parts-Dell Precision Microprocessor Airflow Shroud Removing the Microprocessor Airflow Shroud Installing the Microprocessor Airflow Shroud Ergonomic Computing Habits Human Factors and Ergonomics Society Glossary C D E F G H I K L M N P R S T U V W Z Device driver See driver Page Page Page Video resolution See resolution Information About Your Computer Finding Information for Your ComputerWhat Are You Looking For? Find it Here Users Guide Icon Microsoft Windows Click Users Guide Specifications Connectors Expansion BusDrives Key Combinations Power Controls and LightsPhysical Environmental Caring for Your Computer Front View of the Computer Doors Open See Diagnostic Lights Opening the Drive Door Back View Inside Your Computer System Board Components Auxled Closing the Computer Cover Back to Contents Opening the Computer Cover Security cable slot Cover release latch Padlock ring Installation Guidelines Installing the MicroprocessorMicroprocessor Removing the Microprocessor Open the computer cover Back to Contents Drives Scsi Device Installation Guidelines Scsi controller card installed in your computer Power cable Hard-drive cable Tab Hard drive Installing a Hard Drive Serial ATA Drive Power cable Hard-drive cable Floppy Drive Installing a Floppy Drive Page CD/DVD Drive Removing a CD/DVD Drive Tab CD/DVD drive Page Back to Contents Installing a VRM VRM Removing a VRM Memory Installation Guidelines Addressing Memory With 4-GB ConfigurationsMemory Removing a Memory Module Adding a Memory Module Close the computer cover Removing and Installing Parts-Dell Precision Microprocessor Airflow Shroud Installing the Microprocessor Airflow Shroud Regulatory Notices IC Notice Canada Only Simplified Chinese Class a Warning Notice China Only MIC Notice Republic of Korea Only Polish Center for Testing and Certification Notice Bsmi Notice Taiwan Only NOM Information Mexico Only Solving Problems Troubleshooting Your ComputerBattery Problems Card Problems Drive Problems Floppy drive problemsTest the video card Test the cards CD drive problems Problems writing to a CD-RW driveDVD drive problems Hard drive problems Mail, Modem, and Internet Problems Dropped or Damaged ComputerCheck the cable connections Check the card and cable connections Error Messages Click Control Panel Click Add or Remove ProgramsClick the Change or Remove Program icon Hard drive failed initialization No boot sector on hard-disk drive General Problems Ieee 1394 Device Problems Keyboard ProblemsOther technical problems General hardware problems Memory Problems Microprocessor Problems Mouse Problems Network ProblemsCheck the mouse settings Reinstall the mouse driver See Reinstalling Drivers Power Problems Printer ProblemsRestart the computer and try to log on to the network again Verify the printer cable connections Serial or Parallel Device Problems Sound and Speaker ProblemsReinstall the printer driver No sound from speakers System Board Problems No sound from headphonesReinstall the audio sound driver See Reinstalling Drivers Check the power supply cable connections Video and Monitor Problems If the screen is blankIf the screen is difficult to read Dell Precision Workstations 450 and 650 Users Guide Warranty and Return Policy Reinstalling Microsoft Windows XP Before You ReinstallReinstalling Windows XP Your Operating System Reinstalling Microsoft Windows Microsoft Windows XP Features Switching to Classic ViewTransferring Information to a New Computer Desktop Cleanup Wizard Setting Up a Home and Office NetworkUser Accounts and Fast User Switching Internet Connection Firewall Fast User Switching Log Off Windows window, click Switch UserAdding User Accounts Click Create Account