DC Power Connector P4 Graphics Card | Dell 720H2C manual

DC Power Connector P4 (Graphics Card)

	1-KW Power Supply		750-KW Power Supply

Pin Number	Signal name	18-AWG Wire Color	Signal name	18-AWG Wire Color

1	+12 VE DC	Blue/Yellow	+12 VC DC	Blue/White

2	+12 VE DC	Blue/Yellow	+12 VC DC	Blue/White

3	+12 VE DC	Blue/Yellow	+12 VC DC	Blue/White

4	COM	Black	COM	Black
5	COM	Black	COM	Black

6	COM	Black	COM	Black

NOTE: The P3 and P4 connectors are intended for use with the PCI Express graphics cards whose power requirements exceed 75 watts.

DC Power Connector P5 (FD1)

	1-KW Power Supply		750-KW Power Supply

Pin Number	Signal name	22-AWG Wire Color	Signal name	22-AWG Wire Color

1	+5 VDC	Red	+5 VDC	Red

2	COM	Black	COM	Black

3	COM	Black	COM	Black

4	+12 VE DC	Blue/Yellow	+12 VB DC	White

DC Power Connector P6 and P7 (BAY1 and Bay2)

	1-KW Power Supply		750-KW Power Supply

Pin Number	Signal name	18-AWG Wire Color	Signal name	18-AWG Wire Color

1	+12 VE DC	Blue/Yellow	+12 VB DC	White
2	COM	Black	COM	Black

3	COM	Black	COM	Black

4	+5 VDC	Red	+5 VDC	Red

DC Power Connectors P8 and P9 (HDD0 and HDD1)

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Dell 720H2C DC Power Connector P4 Graphics Card, DC Power Connector P5 FD1, DC Power Connector P6 and P7 BAY1 and Bay2

Contents

Back to Contents Specifications Connectors Controls and Lights Physical Environmental System Setup Options System SetupEntering System Setup System Setup Screens Drives SystemOnboard Devices LED Control Performance Power Management Security Time Off Do not use the Auto Power TimeMaintenance Post Behavior Changing Boot Sequence for the Current Boot Boot SequenceOption Settings Setup & Boot Menu default Changing Boot Sequence for Future Boots Clearing Forgotten Passwords¡ In Windows XP, click Start→ Turn Off Computer→ Turn off Cleaning Your Computer Clearing Cmos SettingsComputer, Keyboard, and Monitor Floppy Drive FCC Notices U.S. OnlyMouse CDs and DVDs Class B Contacting DellFCC Identification Information Australia Sydney Argentina Buenos AiresAruba Technical Support 0011 Cayman Islands BruneiCanada North York, Ontario Chile Santiago Dominica Czech Republic PragueDenmark Copenhagen Dominican Republic Grenada Germany FrankfurtGreece Guatemala Business computers Customer ServiceSales Sales Ireland Cherrywood Luxembourg Korea SeoulLatin America Support.ap.dell.com Norway Lysaker New Zealand Support.ap.dell.comNicaragua Panama South Africa Johannesburg Singapore SingaporeSlovakia Prague 09/091 Thailand Customer Service BracknellTaiwan Trinidad/Tobago Virgin Islands Financial ServicesA. Austin, Texas Venezuela Find It Here Support.dell.com ¡ In Windows XP, click Start and click Help and Support Click Help and Support Glossary 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 Preparing to Work Inside Your Computer Before You BeginRecommended Tools Windows XP, click Start→ Turn Off Computer→ Turn off Removing the Computer Cover Inside View of Your Computer System Board Components Frntusb Memory DDR2 Memory Overview Addressing Memory Configurations Installing Memory Cards Removing Memory Removing PCI and PCI Express Cards Installing PCI and PCI Express Cards Page Page Page Page Network Adapter and Sound Card Settings Drives About Serial ATA Drives General Drive Installation GuidelinesHard Drive Removing a Hard DrivePage Installing a Hard Drive Drive Panel Removing the Drive Panel Replacing the Drive Panel Floppy DriveRemoving a Floppy Drive Installing a Floppy Drive Media Card Reader Removing a Media Card Reader Installing a Media Card Reader Optical Drive Removing an Optical Drive Installing an Optical Drive Safety Instructions for Liquid Cooling Assembly Liquid Cooling AssemblyRemoving the Liquid Cooling Assembly Tecpump Processor Installing the Liquid Cooling AssemblyRemoving the Processor Installing the Processor Fans Removing the Card Fan Installing the Card Fan Removing the Optional Hard Drive Fan Installing the Optional Hard Drive FanSystem Board Removing the System Board Installing the System Board Power Supply Power Supply PSU DC Connector Pin Assignments DC Power Connector P1 KW Power Supply Pin Number Signal name AWG Wire Color DC Power Connector P2 DC Power Connector P3 Graphics Card DC Power Connector P6 and P7 BAY1 and Bay2 DC Power Connector P4 Graphics CardDC Power Connector P5 FD1 DC Power Connectors P8 and P9 HDD0 and HDD1 DC Power Connectors P14 Peripheral DC Power Connectors P10-P13 HDD2 and HDD5DC Power Connector P15 Graphics Card 1-KW PSU Only DC Power Connector P16 Graphics Card 1-KW PSU Only Removing the Power SupplyPin Number Signal Name AWG Wire Color Installing the Power Supply Front I/O-Panel Components Front I/O PanelRemoving the Front I/O Panel Installing the I/O Panel Replacing the Battery BatteryRemoving the Computer Stand Replacing the Computer Cover Back to Contents Understanding Dual-Graphics Technology Understanding CPU Overclocking Dell QuickSet Front and Back View of the Computer Front View Back View Front I/O ConnectorsTo ensure maximum system stability. Failure to install Resulting in bodily injury or damage to the computer Back I/O Connectors Attaching the Computer Stand RCA S/PDIF Installing Your Computer in an Enclosure Connecting Monitors Connecting a Monitor Without an Adapter Connecting a Monitor With an Adapter Connecting a Monitor in a Dual Graphics Card Configuration Connecting Two or More Monitors Connecting a TV About Your RAID Configuration RAID Level 0 Configuration RAID Level 0+1 Configuration RAID Level 1 ConfigurationRAID Level 5 Configuration Setting Your Computer to RAID-Enabled Mode Configuring Your Hard Drives for RAIDUsing the Nvidia MediaShield ROM Utility Creating a RAID Array Using Nvidia MediaShieldClick Create under System Tasks Free Disk Selection window appears Deleting a RAID ArrayClearing System Data window appears Using Multimedia Rebuilding a RAID Configuration How to Copy a CD, DVD, or BD Copying CD, DVD, and Blu-ray Disc BD Media Helpful Tips Using Blank CD, DVD, and BD MediaMedia Type Read Write Rewritable Using a Media Card Reader Optional MMC/RS-MMC Click Checklist for creating a network Network Setup WizardTransferring Information to a New Computer Standby Mode Power Management Options in Windows XPHibernate Mode Advanced Tab Power Options PropertiesPower Schemes Tab Hibernate Tab Sleep Mode Power Management Options in Windows VistaConfiguring Power Management Settings Drive Problems Solving ProblemsBattery Problems Click Start and click My Computer Problems writing to an optical drive Mail, Modem, and Internet ProblemsOptical drive problems Hard drive problems Click Uninstall Error MessagesClick Start → All Programs→ Modem Diagnostic Tool Click Start→ All Programs→ Modem Helper Ieee 1394 Device Problems Keyboard Problems Lockups and Software Problems Other software problems Memory ProblemsMouse Problems Solid blue screen appears Click Start→ Control Panel→ Mouse Network ProblemsPower Problems Click Start → Control Panel→ Hardware and Sound→ Mouse Click Start → Control Panel→ Hardware and Sound→ Printer Printer ProblemsScanner Problems Click Properties and click Ports No sound from headphones Sound and Speaker ProblemsNo sound from speakers 3D image quality is poor Video and Monitor ProblemsScreen is blank Screen is difficult to read Click Start→ Control Panel→ Appearance and Themes Diagnostic Lights Power LightsProblem Description Suggested Resolution Beep Codes Code Cause System Messages Message Possible Cause Corrective Action When to Use Dell Diagnostics Dell DiagnosticsStarting Dell Diagnostics From Your Hard Drive Option Function Dell Diagnostics Main MenuTab Function Identifying Drivers What Is a Driver?Drivers Click Start → Computer.→ System Properties→ Device Manager Using the Drivers and Utilities Media Manually Reinstalling Drivers Starting System Restore Using Microsoft Windows System RestoreRestoring Your Operating System Enabling System Restore Using Dell PC Restore and Dell Factory Image RestoreUndoing the Last System Restore Windows XP Dell PC Restore Windows Vista Dell Factory Image Restore Select Repair Your Computer Click Dell Factory Image Restore Using the Operating System MediaReinstalling Windows XP or Windows Vista Before you Begin Troubleshooting Software and Hardware Problems Click Start and click Help and Support