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Dell 320 manual DC Power Connector P2, DC Power Connector P3, DC Power Connector P4

Models: 320

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DC Power Connector P2

23	+5 VDC	Red

24	GND	Black

*Uses 22-AWG wire instead of 18-AWG wire.

DC Power Connector P2

Pin Number Signal Name 18-AWG Wire

1	GND	Black
2	GND	Black

3	+12 VDC	Yellow

4	+12 VDC	Yellow

DC Power Connector P3

Pin Number Signal name 18-AWG Wire

1	+12 VDC	Yellow
2	GND	Black

3	GND	Black

4	+5 VDC	Red

DC Power Connector P4

Pin Number Signal Name 22-AWG Wire

1	+5 VCD	Red
2	GND	Black

3	GND	Black

4	+12 VDC	Yellow

DC Power Connector P5, P6

Image 42

Dell 320 manual DC Power Connector P2, DC Power Connector P3, DC Power Connector P4, DC Power Connector P5, P6

Contents

Dell OptiPlex 320 Users Guide Mini Tower Computer Desktop ComputerBooting to a USB Device Advanced FeaturesBack to Contents Page Clearing Forgotten PasswordsOption Settings Password ProtectionSystem Password Assigning a System PasswordOption Settings Administrator PasswordDeleting or Changing an Existing System Password Assigning an Administrator PasswordSystem Setup Screens Disabling a Forgotten Password and Setting a New PasswordEntering System Setup Operating Your Computer With an Administrator Password EnabledDrives System Setup OptionsSystem Onboard DevicesAuto PS/2Auto VideoMaintenance Boot SequencePower Management UnlockedChanging Boot Sequence for the Current Boot Booting to a USB DeviceOption Settings Changing Boot Sequence for Future Bootsjumpered Clearing Forgotten PasswordsFloppy Drive unjumperedHyper-Threading Clearing CMOS SettingsPower Management 2. Click Hardware and click Device ManagerSleep Mode Wake-Up Methods Windows XP Back to Contents PageTime-of-day not set - please run SETUP program BatteryBack to Contents Page Invalid configuration information - please run SETUP programBack to Contents Page Dell OptiPlex 320 Users Guide Before You BeginBack to Contents Page 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 Computer, Keyboard, and Monitor Cleaning Your ComputerBack to Contents Page MouseBack to Contents Page Connecting Multiple Monitors Changing the Display Settings Back to Contents PageFront View Desktop ComputerBack to Contents Page Dell OptiPlex 320 Users GuideBack View Back-Panel ConnectorsSee Back-Panel Connectors for details OptionsInside Your Computer Back to Contents Page System Board ComponentsBack to Contents Page PCI and PCI Express CardsInstalling an Expansion Card Installing an Expansion Card Removing an Expansion CardRemoving an Expansion Card Back to Contents Page Removing the Processor Installing the Processor ProcessorBack to Contents Page Removing the ProcessorInstalling the Processor 9. Clean the thermal grease from the bottom of the heat sink Back to Contents PageDrive Interface Connectors DrivesConnecting Drive Cables Back to Contents PageCD/DVD Drive Power Cable ConnectorsConnecting and Disconnecting Drive Cables IDE Drive AddressingInstalling a CD/DVD Drive Floppy Drive Removing a Floppy DriveInstalling a Floppy Drive Hard Drive Removing a Hard DriveInstalling a Hard Drive Back to Contents Page Back to Contents Page I/O PanelBack to Contents Page Removing the I/O PanelBack to Contents Page Power SupplyReplacing the Power Supply Replacing the Power Supply DC Power ConnectorsDC Power Connectors DC Power Connector P1DC Power Connector P4 DC Power Connector P2DC Power Connector P3 DC Power Connector P5, P6Pin Number Signal name 18-AWG Wire Back to Contents PageBack to Contents Page Removing the Computer CoverBack to Contents Page Dell OptiPlex 320 Users GuideDell OptiPlex 320 Users Guide Desktop Computer SpecificationsBack to Contents Page MicroprocessorKey Combinations ConnectorsDrives Controls and LightsPhysical PowerBack to Contents Page EnvironmentalBack to Contents Page FCC Notice U.S. OnlyBack to Contents Page FCC Class BBack to Contents Page Finding InformationService Tag and Microsoft Windows License Dell OptiPlex 320 Users GuideDell Support Website - support.dell.com Windows Help and Support CenterOperating System CD 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 Back to Contents Page Getting HelpOnline Services Technical Assistance Problems With Your Order Product InformationAutoTech Service Problems With Your OrderReturning Items for Warranty Repair or Credit Automated Order-Status ServiceBefore You Call Contacting DellAntigua 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 device driver - See driver docking device - See APRPage Page module bay - See media bay NIC - See network adapterPage video resolution - See resolution Back to Contents Page Removing Memory Installing Memory MemoryBack to Contents Page Mini Tower Computer Specifications Desktop Computer SpecificationsInstalling Memory Removing MemoryBack to Contents Page 1 cutouts 2 memory module 3 notch 4 crossbarAdvanced Features Removing and Replacing PartsMini Tower Computer Specifications Cleaning Your ComputerFront View Mini Tower ComputerBack to Contents Page Dell OptiPlex 320 Users GuideBack-Panel Connectors See Back-Panel Connectors for detailsBack View Inside Your Computer OptionsSystem Board Components power connector POWER SATA drive connectors SATA0, SATA1PCI card connectors floppy drive connector FLOPPYInstalling a Expansion Card Removing an Expansion Card Installing a Expansion CardBack to Contents Page PCI and PCI Express Cards7. Prepare the new card for installation Removing an Expansion Card Back to Contents Page Processor Back to Contents PageRemoving the Processor Installing the Processor Removing the ProcessorInstalling the Processor 11. Install the heat sink assembly socket and processor pin-1 indicator9. Clean the thermal grease from the bottom of the heat sink processor coverBack to Contents Page 1 heat sink assembly 2 heat-sink assembly bracket3 captive screw housing 12. Replace the computer cover see Replacing the Computer CoverBack to Contents Page Connecting Drive CablesData Cable Connectors General Installation Guidelines Hard Drive Drive-Panel InsertsIDE Drive Power Connector Power Cable ConnectorsConnecting and Disconnecting Drive Cables SATA Power ConnectorHard Drive Removing a Hard DriveInstalling a Hard Drive Adding a Second Hard Drive 7. Connect a power cable to each drive 5. Move the first hard drive from the upper bay to the lower bayDrive-Panel Inserts Floppy Drive Removing the Floppy DriveInstalling the Floppy Drive CD/DVD Drive Installing a CD/DVD Drive Removing a CD/DVD DriveBack to Contents Page I/O Panel Back to Contents PageBack to Contents Page Removing the I/O PanelBack to Contents Page Power SupplyReplacing the Power Supply Replacing the Power Supply DC Power ConnectorsDC Power Connectors DC Power Connector P1DC Power Connector P4 DC Power Connector P2DC Power Connectors P3 and P5 DC Power Connector P7Pin Number Signal name 18-AWG Wire DC Power Connectors P8 and P9Pin Number Signal Name 22-AWG Wire Back to Contents PageRemoving the Computer Cover Back to Contents PageBack to Contents Page Dell OptiPlex 320 Users GuideMini Tower Computer Specifications Back to Contents PageDell OptiPlex 320 Users Guide Key Combinations ConnectorsDrives Controls and LightsPhysical PowerBack to Contents Page EnvironmentalUser Accounts and Fast User Switching Microsoft Windows XP FeaturesBack to Contents Page Setting Up a Home and Office NetworkFast User Switching User Accounts and Fast User SwitchingSetting Up a Home and Office Network Connecting to a Network Adapter3. Click Checklist for creating a network Back to Contents PageBack to Contents Page Replacing the Computer CoverBack to Contents Page Dell OptiPlex 320 Users GuideAdvanced Features Removing and Replacing PartsDesktop Computer Specifications Connecting Multiple MonitorsReinstalling Drivers and Utilities Reinstalling Drivers and the Operating SystemWhat Is a Driver? Using Windows XP Device Driver RollbackUsing the Optional Drivers and Utilities CD Using Microsoft Windows XP System RestoreCreating a Restore Point 1. Insert the Drivers and Utilities CDEnabling System Restore Reinstalling Microsoft Windows XPUndoing the Last System Restore Restoring the Computer to an Earlier Operating StateWindows XP Setup Reinstalling Windows XPBooting From the Operating System CD Dell Operating System CD Dell Drivers and Utilities CD Resource CDBack to Contents Page NextBack to Contents Page Solving ProblemsCD and DVD drive problems Battery ProblemsCheck the speakers and subwoofer - See Sound and Speaker Problems Hard drive problemsProblems writing to a CD/DVD-RW drive Running the Dell IDE Hard Drive DiagnosticsThe computer does not start up Other software problemsCheck the Diagnostic Lights - See Diagnostic Lights The computer stops respondingIf you receive an insufficient memory message If you experience other memory problemsBack up your files immediately Check the mouse cableReinstall the mouse driver - See Drivers Check the mouse settingsIf you are using a PS/2 mouse Run the Dell Diagnostics - See Dell DiagnosticsIf the power light is blinking amber Printer ProblemsRestoring Default Settings Ensure that the printer is turned onTo restore the computers system settings to their default values Serial or Parallel Device ProblemsSound and Speaker Problems Run the Dell Diagnostics - See Dell DiagnosticsRun the Dell Diagnostics - See Dell Diagnostics No sound from headphonesRun the speaker diagnostics Reinstall the audio driver - See Drivers If the screen is blank3. Try different settings for Screen resolution and Color quality Check the diagnostic lights - See Diagnostic LightsAdjust the Windows display settings Back to Contents PageSystem Board Screws System BoardBack to Contents Page Dell OptiPlex 320 Users GuideBack 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 efficiency Back to Contents PageBack to Contents Page Dell OptiPlex 320 Users GuideStarting the Dell Diagnostics From Your Hard Drive Troubleshooting Tools and UtilitiesWhen to Use the Dell Diagnostics Back to Contents PageDell Diagnostics Main Menu System Lightssee Diagnostic Lights see Diagnostic LightsSee Power Problems see Diagnostic Lights. See Video and Monitor ProblemsBeep Codes CodeCause Controller has failed - See Drive Problems Attachment failed to respond - See Drive ProblemsBad error-correction code ECC on disk read - See Drive Problems Data error - See Drive ProblemsMemory allocation error See Drive ProblemsKeyboard failure - See Keyboard Problems See Lockups and Software ProblemsSee Drive Problems Plug and Play Configuration ErrorRead fault Requested sector not found Reset failed 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