DC Power Connectors P10-P13 HDD2 and HDD5 | Dell 720H2C instruction

	1-KW Power Supply		750-KW Power Supply

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

1	+3.3 VDC	Orange	+3.3 VDC	Orange

2	COM	Black	COM	Black

3	+5 VDC	Red	+5 VDC	Red

4	COM	Black	COM	Black
5	+12 VE DC	Blue/Yellow	+12 VB DC	White

DC Power Connectors P10-P13 (HDD2 and HDD5)

	1-KW Power Supply		750-KW Power Supply

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

1	+3.3 VDC	Orange	+3.3 VDC	Orange

2	COM	Black	COM	Black

3	+5 VDC	Red	+5 VDC	Red

4	COM	Black	COM	Black
5	+12 VE DC	Blue/Yellow	+12 VC DC	Blue/White

DC Power Connectors P14 (Peripheral)

	1-KW Power Supply		750-KW Power Supply

Pin Number	Signal name	18-AWG Wire Color	Signal name	18-AWG Wire Color
1	+12 VB DC	White	+12 VA DC	Yellow

2	COM	Black	COM	Black

3	COM	Black	COM	Black

4	+3.3 VDC	Orange	+3.3 VDC	Orange

5	+5 VDC	Red	+5 VDC	Red

6	+12 VC DC	Blue/White	+12 VD DC	Yellow/White

DC Power Connector P15 (Graphics Card – 1-KW PSU Only)

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Dell 720H2C appendix DC Power Connectors P10-P13 HDD2 and HDD5, DC Power Connectors P14 Peripheral

Contents

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