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Dell 320 DC Power Connectors P8 and P9, Pin Number Signal Name 22-AWG Wire, Back to Contents Page

Models: 320

1 140

Page 105

Pin Number Signal Name 22-AWG Wire

1	+5 VDC	Red
2	GND	Black

3	GND	Black

4	+12 VDC	Yellow

DC Power Connectors P8 and P9

Pin Number Signal name 18-AWG Wire

1	+12 VDC	White
2	GND	Black

3	GND	Black

4	+5 VDC	Red

Back to Contents Page

Page 105

Image 105

Dell 320 manual DC Power Connectors P8 and P9, Pin Number Signal Name 22-AWG Wire, Pin Number Signal name 18-AWG Wire

Contents

Mini Tower Computer Desktop Computer Dell OptiPlex 320 Users GuideBack to Contents Page Advanced FeaturesBooting to a USB Device Clearing Forgotten PasswordsSystem Password Password ProtectionOption Settings Assigning a System PasswordDeleting or Changing an Existing System Password Administrator PasswordOption Settings Assigning an Administrator PasswordEntering System Setup Disabling a Forgotten Password and Setting a New PasswordSystem Setup Screens Operating Your Computer With an Administrator Password EnabledSystem System Setup OptionsDrives Onboard DevicesAuto PS/2Auto VideoPower Management Boot SequenceMaintenance UnlockedOption Settings Booting to a USB DeviceChanging Boot Sequence for the Current Boot Changing Boot Sequence for Future BootsFloppy Drive Clearing Forgotten Passwordsjumpered unjumperedPower Management Clearing CMOS SettingsHyper-Threading 2. Click Hardware and click Device ManagerBack to Contents Page Sleep Mode Wake-Up Methods Windows XPBack to Contents Page BatteryTime-of-day not set - please run SETUP program Invalid configuration information - please run SETUP programBack to Contents Page Back to Contents Page Before You BeginDell OptiPlex 320 Users Guide Recommended Tools Turning Off Your ComputerBack to Contents Page For your mini tower computer, see Removing the Computer CoverFor your desktop computer, see Removing the Computer Cover Back to Contents Page Cleaning Your ComputerComputer, Keyboard, and Monitor MouseBack to Contents Page Connecting Multiple Monitors Back to Contents Page Changing the Display SettingsBack to Contents Page Desktop ComputerFront View Dell OptiPlex 320 Users GuideSee Back-Panel Connectors for details Back-Panel ConnectorsBack View OptionsInside Your Computer System Board Components Back to Contents PageInstalling an Expansion Card PCI and PCI Express CardsBack to Contents Page Installing an Expansion Card Removing an Expansion CardRemoving an Expansion Card Back to Contents Page Back to Contents Page ProcessorRemoving the Processor Installing the Processor Removing the ProcessorInstalling the Processor Back to Contents Page 9. Clean the thermal grease from the bottom of the heat sinkConnecting Drive Cables DrivesDrive Interface Connectors Back to Contents PageConnecting and Disconnecting Drive Cables Power Cable ConnectorsCD/DVD Drive IDE Drive AddressingInstalling 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 Back to Contents Page I/O PanelBack to Contents Page Removing the I/O PanelReplacing the Power Supply Power SupplyBack to Contents Page Replacing the Power Supply DC Power ConnectorsDC Power Connector P1 DC Power ConnectorsDC Power Connector P3 DC Power Connector P2DC Power Connector P4 DC Power Connector P5, P6Back to Contents Page Pin Number Signal name 18-AWG WireBack to Contents Page Removing the Computer CoverBack to Contents Page Dell OptiPlex 320 Users GuideBack to Contents Page Desktop Computer SpecificationsDell OptiPlex 320 Users Guide MicroprocessorDrives ConnectorsKey Combinations Controls and LightsBack to Contents Page PowerPhysical EnvironmentalBack to Contents Page FCC Notice U.S. OnlyBack to Contents Page FCC Class BService Tag and Microsoft Windows License Finding InformationBack to Contents Page Dell OptiPlex 320 Users GuideOperating System CD Windows Help and Support CenterDell Support Website - support.dell.com Select Drivers & Downloads and click GoYour operating system product key label is located on your computer see Service Tag and Microsoft Windows License Back to Contents PageSee Drivers and Utilities CD also known as ResourceCD Online Services Getting HelpBack to Contents Page Technical Assistance Problems With Your Order Product InformationReturning Items for Warranty Repair or Credit Problems With Your OrderAutoTech Service Automated Order-Status 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 Back to Contents Page U.S. Virgin IslandsVenezuela Glossary Back to Contents PageDell 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 Back to Contents Page MemoryRemoving Memory Installing Memory Mini Tower Computer Specifications Desktop Computer SpecificationsRemoving Memory Installing Memory1 cutouts 2 memory module 3 notch 4 crossbar Back to Contents PageMini Tower Computer Specifications Removing and Replacing PartsAdvanced Features Cleaning Your ComputerBack to Contents Page Mini Tower ComputerFront View Dell OptiPlex 320 Users GuideBack-Panel Connectors See Back-Panel Connectors for detailsBack View Options Inside Your ComputerSystem Board Components PCI card connectors SATA drive connectors SATA0, SATA1power connector POWER floppy drive connector FLOPPYBack to Contents Page Installing a Expansion CardInstalling a Expansion Card Removing an Expansion Card PCI and PCI Express Cards7. Prepare the new card for installation Removing an Expansion Card Back to Contents Page Removing the Processor Installing the Processor Back to Contents PageProcessor Removing the ProcessorInstalling the Processor 9. Clean the thermal grease from the bottom of the heat sink socket and processor pin-1 indicator11. Install the heat sink assembly processor cover3 captive screw housing 1 heat sink assembly 2 heat-sink assembly bracketBack to Contents Page 12. Replace the computer cover see Replacing the Computer CoverData Cable Connectors Connecting Drive CablesBack to Contents Page General Installation Guidelines Hard Drive Drive-Panel InsertsConnecting and Disconnecting Drive Cables Power Cable ConnectorsIDE Drive Power Connector SATA 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 Back to Contents Page Back to Contents PageI/O Panel Removing the I/O PanelReplacing the Power Supply Power SupplyBack to Contents Page Replacing the Power Supply DC Power ConnectorsDC Power Connector P1 DC Power ConnectorsDC Power Connectors P3 and P5 DC Power Connector P2DC Power Connector P4 DC Power Connector P7Pin Number Signal Name 22-AWG Wire DC Power Connectors P8 and P9Pin Number Signal name 18-AWG Wire Back to Contents PageBack to Contents Page Back to Contents PageRemoving the Computer Cover Dell OptiPlex 320 Users GuideMini Tower Computer Specifications Back to Contents PageDell OptiPlex 320 Users Guide Drives ConnectorsKey Combinations Controls and LightsBack to Contents Page PowerPhysical EnvironmentalBack to Contents Page Microsoft Windows XP FeaturesUser Accounts and Fast User Switching Setting Up a Home and Office NetworkSetting Up a Home and Office Network User Accounts and Fast User SwitchingFast User Switching Connecting to a Network AdapterBack to Contents Page 3. Click Checklist for creating a networkBack to Contents Page Replacing the Computer CoverBack to Contents Page Dell OptiPlex 320 Users GuideDesktop Computer Specifications Removing and Replacing PartsAdvanced Features Connecting Multiple MonitorsWhat Is a Driver? Reinstalling Drivers and the Operating SystemReinstalling Drivers and Utilities Using Windows XP Device Driver RollbackCreating a Restore Point Using Microsoft Windows XP System RestoreUsing the Optional Drivers and Utilities CD 1. Insert the Drivers and Utilities CDUndoing the Last System Restore Reinstalling Microsoft Windows XPEnabling System Restore Restoring the Computer to an Earlier Operating StateBooting From the Operating System CD Reinstalling Windows XPWindows XP Setup Dell Operating System CD Dell Drivers and Utilities CD Resource CDNext Back to Contents PageCD and DVD drive problems Solving ProblemsBack to Contents Page Battery ProblemsProblems writing to a CD/DVD-RW drive Hard drive problemsCheck the speakers and subwoofer - See Sound and Speaker Problems Running the Dell IDE Hard Drive DiagnosticsCheck the Diagnostic Lights - See Diagnostic Lights Other software problemsThe computer does not start up The computer stops respondingBack up your files immediately If you experience other memory problemsIf you receive an insufficient memory message Check the mouse cableIf you are using a PS/2 mouse Check the mouse settingsReinstall the mouse driver - See Drivers Run the Dell Diagnostics - See Dell DiagnosticsRestoring Default Settings Printer ProblemsIf the power light is blinking amber Ensure that the printer is turned onSound and Speaker Problems Serial or Parallel Device ProblemsTo restore the computers system settings to their default values Run the Dell Diagnostics - See Dell DiagnosticsRun the speaker diagnostics Reinstall the audio driver - See Drivers No sound from headphonesRun the Dell Diagnostics - See Dell Diagnostics If the screen is blankAdjust the Windows display settings Check the diagnostic lights - See Diagnostic Lights3. Try different settings for Screen resolution and Color quality Back to Contents PageBack to Contents Page System BoardSystem Board Screws Dell OptiPlex 320 Users GuideBack to Contents Page Back to Contents Page Back to Contents PageTrademarks 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 efficiency Dell OptiPlex 320 Users GuideWhen to Use the Dell Diagnostics Troubleshooting Tools and UtilitiesStarting the Dell Diagnostics From Your Hard Drive Back to Contents PageSystem Lights Dell Diagnostics Main MenuSee Power Problems see Diagnostic Lightssee Diagnostic Lights see Diagnostic Lights. See Video and Monitor ProblemsBeep Codes CodeCause Bad error-correction code ECC on disk read - See Drive Problems Attachment failed to respond - See Drive ProblemsController has failed - See Drive Problems Data error - See Drive ProblemsKeyboard failure - See Keyboard Problems See Drive ProblemsMemory allocation error See Lockups and Software ProblemsRead fault Requested sector not found Reset failed Plug and Play Configuration ErrorSee Drive Problems Seek error - See Drive ProblemsBack to Contents Page Resolving Software and Hardware IncompatibilitiesMicrosoft Windows XP Back to Contents Page WarrantyBack to Contents Page Dell OptiPlex 320 Users Guide