Manuals / Dell / Computer Equipment / Laptop

Dell 320 manual System Board Components

Models: 320

1 140

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CAUTION: To avoid electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.

NOTICE: Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables from the system board.

floppy drive	4	system board
CD/DVD drive	5	heat sink assembly
power supply	6	hard drive

System Board Components

1	fan connector (FAN)	10	internal buzzer (SPKR1)

2	processor connector (CPU)	11	password jumper (PSWD)

3	processor power connector (12VPOWER)	12	RTC reset jumper (RTCRST)

4	front-panel connector (FNT_PANEL)	13	battery socket (BATT)

5	memory module connectors (DIMM_1, DIMM_2)	14	PCI Express x16 card connector

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Contents

Mini Tower Computer Desktop Computer Dell OptiPlex 320 Users GuideClearing Forgotten Passwords Advanced FeaturesBack to Contents Page Booting to a USB DeviceAssigning a System Password Password ProtectionSystem Password Option SettingsAssigning an Administrator Password Administrator PasswordDeleting or Changing an Existing System Password Option SettingsOperating Your Computer With an Administrator Password Enabled Disabling a Forgotten Password and Setting a New PasswordEntering System Setup System Setup ScreensOnboard Devices System Setup OptionsSystem DrivesVideo PS/2Auto AutoUnlocked Boot SequencePower Management MaintenanceChanging Boot Sequence for Future Boots Booting to a USB DeviceOption Settings Changing Boot Sequence for the Current Bootunjumpered Clearing Forgotten PasswordsFloppy Drive jumpered2. Click Hardware and click Device Manager Clearing CMOS SettingsPower Management Hyper-ThreadingBack to Contents Page Sleep Mode Wake-Up Methods Windows XPInvalid configuration information - please run SETUP program BatteryBack to Contents Page Time-of-day not set - please run SETUP programBack to Contents Page Recommended Tools Turning Off Your Computer Before You BeginBack to Contents Page Dell OptiPlex 320 Users GuideFor your mini tower computer, see Removing the Computer Cover Back to Contents PageFor your desktop computer, see Removing the Computer Cover Mouse Cleaning Your ComputerBack to Contents Page Computer, Keyboard, and MonitorBack to Contents Page Connecting Multiple Monitors Back to Contents Page Changing the Display SettingsDell OptiPlex 320 Users Guide Desktop ComputerBack to Contents Page Front ViewOptions Back-Panel ConnectorsSee Back-Panel Connectors for details Back ViewInside Your Computer System Board Components Back to Contents PageInstalling an Expansion Card Removing an Expansion Card PCI and PCI Express CardsInstalling an Expansion Card Back to Contents PageRemoving an Expansion Card Back to Contents Page Removing the Processor ProcessorBack to Contents Page Removing the Processor Installing the ProcessorInstalling the Processor Back to Contents Page 9. Clean the thermal grease from the bottom of the heat sinkBack to Contents Page DrivesConnecting Drive Cables Drive Interface ConnectorsIDE Drive Addressing Power Cable ConnectorsConnecting and Disconnecting Drive Cables CD/DVD DriveInstalling a CD/DVD Drive Removing a Floppy Drive Floppy DriveInstalling a Floppy Drive Removing a Hard Drive Hard DriveInstalling a Hard Drive Back to Contents Page Removing the I/O Panel I/O PanelBack to Contents Page Back to Contents PageReplacing the Power Supply DC Power Connectors Power SupplyReplacing the Power Supply Back to Contents PageDC Power Connector P1 DC Power ConnectorsDC Power Connector P5, P6 DC Power Connector P2DC Power Connector P3 DC Power Connector P4Back to Contents Page Pin Number Signal name 18-AWG WireDell OptiPlex 320 Users Guide Removing the Computer CoverBack to Contents Page Back to Contents PageMicroprocessor Desktop Computer SpecificationsBack to Contents Page Dell OptiPlex 320 Users GuideControls and Lights ConnectorsDrives Key CombinationsEnvironmental PowerBack to Contents Page PhysicalFCC Class B FCC Notice U.S. OnlyBack to Contents Page Back to Contents PageDell OptiPlex 320 Users Guide Finding InformationService Tag and Microsoft Windows License Back to Contents PageSelect Drivers & Downloads and click Go Windows Help and Support CenterOperating System CD Dell Support Website - support.dell.comBack to Contents Page Your operating system product key label is located on your computer see Service Tag and Microsoft Windows LicenseSee Drivers and Utilities CD also known as ResourceCD Technical Assistance Problems With Your Order Product Information Getting HelpOnline Services Back to Contents PageAutomated Order-Status Service Problems With Your OrderReturning Items for Warranty Repair or Credit AutoTech ServiceContacting Dell Before You CallAntigua and Barbuda Canada North York Denmark Copenhagen Grenada Japan Kawasaki Netherlands Antilles Website support.ap.dell.com Website support.ap.dell.com U.S. Virgin Islands Back to Contents PageVenezuela Back to Contents Page GlossaryDell OptiPlex 320 Users Guide docking device - See APR device driver - See driverPage Page NIC - See network adapter module bay - See media bayPage video resolution - See resolution Back to Contents Page Mini Tower Computer Specifications Desktop Computer Specifications MemoryBack to Contents Page Removing Memory Installing MemoryRemoving Memory Installing Memory1 cutouts 2 memory module 3 notch 4 crossbar Back to Contents PageCleaning Your Computer Removing and Replacing PartsMini Tower Computer Specifications Advanced FeaturesDell OptiPlex 320 Users Guide Mini Tower ComputerBack to Contents Page Front ViewSee Back-Panel Connectors for details Back-Panel ConnectorsBack View Options Inside Your ComputerSystem Board Components floppy drive connector FLOPPY SATA drive connectors SATA0, SATA1PCI card connectors power connector POWERPCI and PCI Express Cards Installing a Expansion CardBack to Contents Page Installing a Expansion Card Removing an Expansion Card7. Prepare the new card for installation Removing an Expansion Card Back to Contents Page Removing the Processor Back to Contents PageRemoving the Processor Installing the Processor ProcessorInstalling the Processor processor cover socket and processor pin-1 indicator9. Clean the thermal grease from the bottom of the heat sink 11. Install the heat sink assembly12. Replace the computer cover see Replacing the Computer Cover 1 heat sink assembly 2 heat-sink assembly bracket3 captive screw housing Back to Contents PageGeneral Installation Guidelines Hard Drive Drive-Panel Inserts Connecting Drive CablesData Cable Connectors Back to Contents PageSATA Power Connector Power Cable ConnectorsConnecting and Disconnecting Drive Cables IDE Drive Power ConnectorRemoving a Hard Drive Hard DriveInstalling a Hard Drive Adding a Second Hard Drive 5. Move the first hard drive from the upper bay to the lower bay 7. Connect a power cable to each driveDrive-Panel Inserts Removing the Floppy Drive Floppy DriveInstalling the Floppy Drive CD/DVD Drive Removing a CD/DVD Drive Installing a CD/DVD DriveBack to Contents Page Removing the I/O Panel Back to Contents PageBack to Contents Page I/O PanelReplacing the Power Supply DC Power Connectors Power SupplyReplacing the Power Supply Back to Contents PageDC Power Connector P1 DC Power ConnectorsDC Power Connector P7 DC Power Connector P2DC Power Connectors P3 and P5 DC Power Connector P4Back to Contents Page DC Power Connectors P8 and P9Pin Number Signal Name 22-AWG Wire Pin Number Signal name 18-AWG WireDell OptiPlex 320 Users Guide Back to Contents PageBack to Contents Page Removing the Computer CoverBack to Contents Page Mini Tower Computer SpecificationsDell OptiPlex 320 Users Guide Controls and Lights ConnectorsDrives Key CombinationsEnvironmental PowerBack to Contents Page PhysicalSetting Up a Home and Office Network Microsoft Windows XP FeaturesBack to Contents Page User Accounts and Fast User SwitchingConnecting to a Network Adapter User Accounts and Fast User SwitchingSetting Up a Home and Office Network Fast User SwitchingBack to Contents Page 3. Click Checklist for creating a networkDell OptiPlex 320 Users Guide Replacing the Computer CoverBack to Contents Page Back to Contents PageConnecting Multiple Monitors Removing and Replacing PartsDesktop Computer Specifications Advanced FeaturesUsing Windows XP Device Driver Rollback Reinstalling Drivers and the Operating SystemWhat Is a Driver? Reinstalling Drivers and Utilities1. Insert the Drivers and Utilities CD Using Microsoft Windows XP System RestoreCreating a Restore Point Using the Optional Drivers and Utilities CDRestoring the Computer to an Earlier Operating State Reinstalling Microsoft Windows XPUndoing the Last System Restore Enabling System RestoreDell Operating System CD Dell Drivers and Utilities CD Resource CD Reinstalling Windows XPBooting From the Operating System CD Windows XP SetupNext Back to Contents PageBattery Problems Solving ProblemsCD and DVD drive problems Back to Contents PageRunning the Dell IDE Hard Drive Diagnostics Hard drive problemsProblems writing to a CD/DVD-RW drive Check the speakers and subwoofer - See Sound and Speaker ProblemsThe computer stops responding Other software problemsCheck the Diagnostic Lights - See Diagnostic Lights The computer does not start upCheck the mouse cable If you experience other memory problemsBack up your files immediately If you receive an insufficient memory messageRun the Dell Diagnostics - See Dell Diagnostics Check the mouse settingsIf you are using a PS/2 mouse Reinstall the mouse driver - See DriversEnsure that the printer is turned on Printer ProblemsRestoring Default Settings If the power light is blinking amberRun the Dell Diagnostics - See Dell Diagnostics Serial or Parallel Device ProblemsSound and Speaker Problems To restore the computers system settings to their default valuesIf the screen is blank No sound from headphonesRun the speaker diagnostics Reinstall the audio driver - See Drivers Run the Dell Diagnostics - See Dell DiagnosticsBack to Contents Page Check the diagnostic lights - See Diagnostic LightsAdjust the Windows display settings 3. Try different settings for Screen resolution and Color qualityDell OptiPlex 320 Users Guide System BoardBack to Contents Page System Board ScrewsBack to Contents Page Dell OptiPlex 320 Users Guide Back to Contents PageBack to Contents Page Trademarks used in this text Dell, the DELL logo, OptiPlex, Inspiron, Dimension, Latitude, Dell Precision, TravelLite, Dell OpenManage, PowerVault, Axim, PowerEdge, PowerConnect, Strike Zone, and PowerApp are trademarks of Dell Inc. Intel, Pentium, SpeedStep, and Celeron are registered trademarks of Intel Corporation Microsoft and Windows are registered trademarks of Microsoft Corporation Bluetooth is a trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license. ENERGY STAR is a registered trademark of the U.S. Environmental Protection Agency. As an ENERGY STAR partner, Dell Inc. has determined that this product meets the ENERGY STAR guidelines for energy efficiencyBack to Contents Page Troubleshooting Tools and UtilitiesWhen to Use the Dell Diagnostics Starting the Dell Diagnostics From Your Hard DriveSystem Lights Dell Diagnostics Main Menusee Diagnostic Lights. See Video and Monitor Problems see Diagnostic LightsSee Power Problems see Diagnostic LightsCode Beep CodesCause Data error - See Drive Problems Attachment failed to respond - See Drive ProblemsBad error-correction code ECC on disk read - See Drive Problems Controller has failed - See Drive ProblemsSee Lockups and Software Problems See Drive ProblemsKeyboard failure - See Keyboard Problems Memory allocation errorSeek error - See Drive Problems Plug and Play Configuration ErrorRead fault Requested sector not found Reset failed See Drive ProblemsResolving Software and Hardware Incompatibilities Back to Contents PageMicrosoft Windows XP Dell OptiPlex 320 Users Guide WarrantyBack to Contents Page Back to Contents Page