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Dell 320 manual DC Power Connector P2, DC Power Connectors P3 and P5, DC Power Connector P4

Models: 320

1 140

Page 104

18	GND	Black
19	GND	Black

20	NC	N/C

21	+5 VDC	Red

22	+5 VDC	Red

23	+5 VDC	Red

24	GND	Black

*Use 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 Connectors P3 and P5

Pin Number Signal name 18-AWG Wire

1	+3.3 VDC	Orange
2	GND	Black

3	+5 VDC	Red

4	GND	Black

5	+12 VDC	White

DC Power Connector P4

Pin Number Signal name 18-AWG Wire

1	N/C	N/C
2	GND	Black

3	GND	Black
4	+ 3.3 VDC	Orange

5	+5 VDC	Red

6	+12 VDC	White

DC Power Connector P7

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Image 104

Dell 320 manual DC Power Connector P2, DC Power Connectors P3 and P5, DC Power Connector P4, DC Power Connector P7

Contents

Dell OptiPlex 320 Users Guide Mini Tower Computer Desktop ComputerAdvanced Features Back to Contents PageBooting to a USB Device Clearing Forgotten PasswordsPassword Protection System PasswordOption Settings Assigning a System PasswordAdministrator Password Deleting or Changing an Existing System PasswordOption Settings Assigning an Administrator PasswordDisabling a Forgotten Password and Setting a New Password Entering System SetupSystem Setup Screens Operating Your Computer With an Administrator Password EnabledSystem Setup Options SystemDrives Onboard DevicesPS/2 AutoAuto VideoBoot Sequence Power ManagementMaintenance UnlockedBooting to a USB Device Option SettingsChanging Boot Sequence for the Current Boot Changing Boot Sequence for Future BootsClearing Forgotten Passwords Floppy Drivejumpered unjumperedClearing CMOS Settings Power ManagementHyper-Threading 2. Click Hardware and click Device ManagerSleep Mode Wake-Up Methods Windows XP Back to Contents PageBattery Back to Contents PageTime-of-day not set - please run SETUP program Invalid configuration information - please run SETUP programBack to Contents Page Before You Begin Back to Contents PageDell OptiPlex 320 Users Guide Recommended Tools Turning Off Your ComputerFor your desktop computer, see Removing the Computer Cover Back to Contents PageFor your mini tower computer, see Removing the Computer Cover Cleaning Your Computer Back to Contents PageComputer, Keyboard, and Monitor MouseBack to Contents Page Connecting Multiple Monitors Changing the Display Settings Back to Contents PageDesktop Computer Back to Contents PageFront View Dell OptiPlex 320 Users GuideBack-Panel Connectors See Back-Panel Connectors for detailsBack View OptionsInside Your Computer Back to Contents Page System Board ComponentsPCI and PCI Express Cards Installing an Expansion CardBack to Contents Page Installing an Expansion Card Removing an Expansion CardRemoving an Expansion Card Back to Contents Page Processor Back to Contents PageRemoving the Processor Installing the Processor Removing the ProcessorInstalling the Processor 9. Clean the thermal grease from the bottom of the heat sink Back to Contents PageDrives Connecting Drive CablesDrive Interface Connectors Back to Contents PagePower Cable Connectors Connecting and Disconnecting Drive CablesCD/DVD Drive 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 I/O Panel Back to Contents PageBack to Contents Page Removing the I/O PanelPower Supply Replacing the Power SupplyBack to Contents Page Replacing the Power Supply DC Power ConnectorsDC Power Connectors DC Power Connector P1DC Power Connector P2 DC Power Connector P3DC Power Connector P4 DC Power Connector P5, P6Pin Number Signal name 18-AWG Wire Back to Contents PageRemoving the Computer Cover Back to Contents PageBack to Contents Page Dell OptiPlex 320 Users GuideDesktop Computer Specifications Back to Contents PageDell OptiPlex 320 Users Guide MicroprocessorConnectors DrivesKey Combinations Controls and LightsPower Back to Contents PagePhysical EnvironmentalFCC Notice U.S. Only Back to Contents PageBack to Contents Page FCC Class BFinding Information Service Tag and Microsoft Windows LicenseBack to Contents Page Dell OptiPlex 320 Users GuideWindows Help and Support Center Operating System CDDell Support Website - support.dell.com Select Drivers & Downloads and click GoSee Drivers and Utilities CD also known as ResourceCD Your operating system product key label is located on your computer see Service Tag and Microsoft Windows LicenseBack to Contents Page Getting Help Online ServicesBack to Contents Page Technical Assistance Problems With Your Order Product InformationProblems With Your Order Returning Items for Warranty Repair or CreditAutoTech Service 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 Venezuela Back to Contents PageU.S. Virgin Islands Dell OptiPlex 320 Users Guide GlossaryBack to Contents Page 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 Memory Back to Contents PageRemoving Memory Installing Memory Mini Tower Computer Specifications Desktop Computer SpecificationsInstalling Memory Removing MemoryBack to Contents Page 1 cutouts 2 memory module 3 notch 4 crossbarRemoving and Replacing Parts Mini Tower Computer SpecificationsAdvanced Features Cleaning Your ComputerMini Tower Computer Back to Contents PageFront View Dell OptiPlex 320 Users GuideBack View Back-Panel ConnectorsSee Back-Panel Connectors for details Inside Your Computer OptionsSystem Board Components SATA drive connectors SATA0, SATA1 PCI card connectorspower connector POWER floppy drive connector FLOPPYInstalling a Expansion Card Back to Contents PageInstalling 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 Back to Contents Page Removing the Processor Installing the ProcessorProcessor Removing the ProcessorInstalling the Processor socket and processor pin-1 indicator 9. Clean the thermal grease from the bottom of the heat sink11. Install the heat sink assembly processor cover1 heat sink assembly 2 heat-sink assembly bracket 3 captive screw housingBack to Contents Page 12. Replace the computer cover see Replacing the Computer CoverConnecting Drive Cables Data Cable ConnectorsBack to Contents Page General Installation Guidelines Hard Drive Drive-Panel InsertsPower Cable Connectors Connecting and Disconnecting Drive CablesIDE Drive Power Connector 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 Back to Contents Page Back to Contents PageI/O Panel Removing the I/O PanelPower Supply Replacing the Power SupplyBack to Contents Page Replacing the Power Supply DC Power ConnectorsDC Power Connectors DC Power Connector P1DC Power Connector P2 DC Power Connectors P3 and P5DC Power Connector P4 DC Power Connector P7DC Power Connectors P8 and P9 Pin Number Signal Name 22-AWG WirePin Number Signal name 18-AWG Wire Back to Contents PageBack to Contents Page Back to Contents PageRemoving the Computer Cover Dell OptiPlex 320 Users GuideDell OptiPlex 320 Users Guide Mini Tower Computer SpecificationsBack to Contents Page Connectors DrivesKey Combinations Controls and LightsPower Back to Contents PagePhysical EnvironmentalMicrosoft Windows XP Features Back to Contents PageUser Accounts and Fast User Switching Setting Up a Home and Office NetworkUser Accounts and Fast User Switching Setting Up a Home and Office NetworkFast User Switching Connecting to a Network Adapter3. Click Checklist for creating a network Back to Contents PageReplacing the Computer Cover Back to Contents PageBack to Contents Page Dell OptiPlex 320 Users GuideRemoving and Replacing Parts Desktop Computer SpecificationsAdvanced Features Connecting Multiple MonitorsReinstalling Drivers and the Operating System What Is a Driver?Reinstalling Drivers and Utilities Using Windows XP Device Driver RollbackUsing Microsoft Windows XP System Restore Creating a Restore PointUsing the Optional Drivers and Utilities CD 1. Insert the Drivers and Utilities CDReinstalling Microsoft Windows XP Undoing the Last System RestoreEnabling System Restore Restoring the Computer to an Earlier Operating StateReinstalling Windows XP Booting From the Operating System CDWindows XP Setup Dell Operating System CD Dell Drivers and Utilities CD Resource CDBack to Contents Page NextSolving Problems CD and DVD drive problemsBack to Contents Page Battery ProblemsHard drive problems Problems writing to a CD/DVD-RW driveCheck the speakers and subwoofer - See Sound and Speaker Problems Running the Dell IDE Hard Drive DiagnosticsOther software problems Check the Diagnostic Lights - See Diagnostic LightsThe computer does not start up The computer stops respondingIf you experience other memory problems Back up your files immediatelyIf you receive an insufficient memory message Check the mouse cableCheck the mouse settings If you are using a PS/2 mouseReinstall the mouse driver - See Drivers Run the Dell Diagnostics - See Dell DiagnosticsPrinter Problems Restoring Default SettingsIf the power light is blinking amber Ensure that the printer is turned onSerial or Parallel Device Problems Sound and Speaker ProblemsTo restore the computers system settings to their default values Run the Dell Diagnostics - See Dell DiagnosticsNo sound from headphones Run the speaker diagnostics Reinstall the audio driver - See DriversRun the Dell Diagnostics - See Dell Diagnostics If the screen is blankCheck the diagnostic lights - See Diagnostic Lights Adjust the Windows display settings3. Try different settings for Screen resolution and Color quality Back to Contents PageSystem Board Back to Contents PageSystem 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 GuideTroubleshooting Tools and Utilities When to Use the Dell DiagnosticsStarting the Dell Diagnostics From Your Hard Drive Back to Contents PageDell Diagnostics Main Menu System Lightssee Diagnostic Lights See Power Problemssee Diagnostic Lights see Diagnostic Lights. See Video and Monitor ProblemsCause Beep CodesCode Attachment failed to respond - See Drive Problems Bad error-correction code ECC on disk read - See Drive ProblemsController has failed - See Drive Problems Data error - See Drive ProblemsSee Drive Problems Keyboard failure - See Keyboard ProblemsMemory allocation error See Lockups and Software ProblemsPlug and Play Configuration Error Read fault Requested sector not found Reset failedSee Drive Problems Seek error - See Drive ProblemsMicrosoft Windows XP Back to Contents PageResolving Software and Hardware Incompatibilities Warranty Back to Contents PageBack to Contents Page Dell OptiPlex 320 Users Guide