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Dell XPS 420 DC Power Connectors P10, DC Power Connectors P12, 164, AWG Wire Signal name

Models: XPS 420

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DC Power Connectors P10

	1	2	3	4

	375-W Power Supply				425-W Power Supply

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

1	+12 VA DC		Yellow		+12 VB DC	White
2	COM		Black		COM	Black
3	COM		Black		COM	Black
4	+5 V DC		Red		+5 V DC	Red

DC Power Connectors P12

4 5 6

1

2

3

	375-W Power Supply		425-W Power Supply

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

1	+12 VB DC	White	+12 VC DC	Blue/White
2	+12 VB DC	White	+12 VC DC	Blue/White
3	+12 VB DC	White	+12 VC DC	Blue/White
4	COM	Black	COM	Black
5	COM	Black	COM	Black
6	COM	Black	COM	Black

164

Removing and Installing Parts

Image 164

Dell XPS 420 owner manual DC Power Connectors P10, DC Power Connectors P12, 164, AWG Wire Signal name

Contents

W . d e l l . c o m s u p p o r t . d e l l . c o m November GX404 Rev. A01 Contents Connecting a USB Printer Setting Up Your Internet ConnectionConfiguring Power Management Settings Coin-Cell Battery ProblemsMail, Modem, and Internet Problems Ieee 1394a Device ProblemsDell Diagnostics Main Menu Microsoft Windows Vista OperatingGeneral Installation Guidelines 128 Inside View of Your Computer 102103 104Installing a CD/DVD Drive Installing the Processor Airflow ShroudInstalling the Processor Fan Cage Installing the Processor FanClearing Forgotten Passwords 188 Technical Support and Customer Service 196Replacing the Computer Cover 173Automated Order-Status Service Finding Information My device documentationDesktop System Software DSS Finding InformationWhat Are You Looking For? Find It Here Warranty information Microsoft Windows License LabelReinstall the DSS utility. DSS Service Tag or product model Updates appropriate for yourConfiguration, providing critical Tips, articles from techniciansHow to personalize my desktop Vista Start button Click Problem Follow the instructions on the screenWhat Are You Looking For? Find It Here SystemFront View Setting Up and Using Your ComputerFront and Back View of the Computer Automatically when the eject button is pressed Object near the ventsTo ensure that the system is adequately Area to avoid water damage to the systemSuch as printers and keyboards Front I/O Connectors Back View Pdif RCABack I/O Connectors ConnectorAdapter connector Network and the computerGbps network and the computer To the networkInstalling Your Computer in an Enclosure Main speakers in the surround sound setupBook.book Page 23 Tuesday, November 27, 2007 1029 AM Connecting Monitors Connecting a Monitor Without an Adapter Connecting a Monitor With an Adapter Book.book Page 27 Tuesday, November 27, 2007 1029 AM Connecting Two or More Monitors Connecting a TV RAID Level 0 Configuration About Your RAID ConfigurationChanging the Display Settings RAID Level 1 Configuration Segment Hard driveConfiguring Your Computer for RAID Using the Intel RAID Option ROM Utility Book.book Page 34 Tuesday, November 27, 2007 1029 AM Book.book Page 35 Tuesday, November 27, 2007 1029 AM Using the Intel Application Accelerator Book.book Page 37 Tuesday, November 27, 2007 1029 AM Book.book Page 38 Tuesday, November 27, 2007 1029 AM Book.book Page 39 Tuesday, November 27, 2007 1029 AM Book.book Page 40 Tuesday, November 27, 2007 1029 AM Intel Viiv Technology Optional Using Intel Viiv Quick Resume Technology QRTDell DataSafe Optional Using Multimedia Enabling the QRT Feature in System SetupEnabling the QRT Feature in the Operating System Playing CDs or DVDsDVD player includes the following basic buttons How to Copy a CD or DVD Copying MediaHow to Copy a Blu-ray Disc BD Media Using Blank CDs and DVDsHelpful Tips Media Type Read Write RewritableUsing a Media Card Reader MMC/RS-MMC Understanding the Media Xcelerator Optional Understanding Windows SideShow and the LCD display Configuring the LCD display Adding Gadgets To LCD Display MenuPrinter Cable Setting Up a PrinterConnecting a USB Printer USB connector on USB printer cable Computer Printer Connecting to the Internet Setting Up Your Internet ConnectionNetwork Setup Wizard Power Management Options in Windows Vista Sleep ModeTransferring Information to a New Computer Hybrid SleepHibernate Mode Configuring Power Management SettingsBook.book Page 58 Tuesday, November 27, 2007 1029 AM Understanding Intel SpeedStep Technology Optimizing for Greater PerformanceBook.book Page 60 Tuesday, November 27, 2007 1029 AM Solving Problems Coin-Cell Battery ProblemsFollow these tips when you troubleshoot your computer TroubleshootingDrive Problems Optical drive problemsProblems writing to an optical drive Click the Windows Vista Start button and click ComputerMail, Modem, and Internet Problems Hard drive problemsError Messages Ieee 1394a Device Problems Keyboard ProblemsLockups and Software Problems Computer does not start upComputer stops responding Program stops respondingOther software problems Program crashes repeatedlyProgram is designed for an earlier Windows operating system Solid blue screen appearsMemory Problems Mouse ProblemsNetwork Problems Power ProblemsT H E P O W E R L I G H T I S B L I N K I N G B L U E Printer Problems Sound and Speaker Problems No sound from speakersScreen is blank Screen is difficult to read Video and Monitor ProblemsNo sound from headphones 3D image quality is poor Power Lights Diagnostic Lights Light Pattern Problem DescriptionReseat the processor see Processor onLight Pattern Problem Description Suggested Resolution Reinstall one module seeInstalling Memory on Install additional memoryEnsure that no special Requirements for memoryExist see Memory on Ensure that the memory youPossible expansion card 1 Determine if a conflict exists See System Board Code Cause Beep CodesCodeCause Keyboard Controller Test failure System Messages Message Possible Cause Corrective ActionDMA FDD Controller Dell Diagnostics When to Use Dell DiagnosticsStarting Dell Diagnostics From Your Hard Drive Dell Diagnostics Main Menu Option FunctionExtended Test What Is a Driver? DriversTab Function Attached to your computerIdentifying Drivers Using the Drivers and Utilities Media Book.book Page 93 Tuesday, November 27, 2007 1029 AM Using Microsoft Windows System Restore Restoring Your Operating SystemUsing Dell Factory Image Restore Using the Operating System Media To reinstall Windows, you need the following items Troubleshooting LCD Display Problems Removing and Installing Parts Before You BeginRecommended Tools Turning Off Your ComputerBefore Working Inside Your Computer 100Removing the Computer Cover 101Inside View of Your Computer 102System Board Components 103Memory Memory Overview105 Installing Memory Addressing Memory With 8-GB Configurations107 Removing Memory 109 CardsPCI Cards Installing a PCI Card 110111 Book.book Page 112 Tuesday, November 27, 2007 1029 AM 113 Book.book Page 114 Tuesday, November 27, 2007 1029 AM PCI Express Cards 115Book.book Page 116 Tuesday, November 27, 2007 1029 AM 117 Book.book Page 118 Tuesday, November 27, 2007 1029 AM 119 120 121 122 123 124 Drive PanelsRemoving the Drive Panel Removing the Drive-Panel Insert 125Replacing the Drive-Panel Insert 127 Replacing the Drive PanelAlign the drive panel tabs with the side-door hinges General Installation Guidelines Drives129 Hard DriveRemoving a Hard Drive Installing a Hard Drive Connect the power and hard drive cables to the hard drive 131Adding a Second Hard Drive 133 Installing a Hard Drive in the FlexBay Removing a Hard Drive From the FlexBay 135Floppy Drive Removing a Floppy Drive137 Installing a Floppy Drive 138139 140 Media Card ReaderRemoving a Media Card Reader 141 Installing a Media Card Reader 142143 144 CD/DVD DriveRemoving a CD/DVD Drive 145 Installing a CD/DVD Drive 147 148 Removing the Processor Airflow Shroud AssemblyProcessor Airflow Shroud Installing the Processor Airflow Shroud Assembly FansRemoving the Processor Fan Cage 149Installing the Processor Fan Cage Ease the cage out of the housingRemoving the Processor Fan 151Installing the Processor Fan Removing the Card Fan153 Removing the Processor Installing the Card FanProcessor Installing the Processor 155Align the pin-1 corner of the processor and socket 156157 System BoardRemoving the System Board Installing the System Board 159 DC Power Connector P1 160 Power SupplyPower Supply PSU DC Connector Pin Assignments Power Supply Pin Number Signal name AWG Wire Color 161162 DC Power Connector P2DC Power Connector P3 and P5 DC Power Connector P7 DC Power Connectors P8, P9, P13, and P14Power Supply Pin Number AWG Wire Signal name ColorDC Power Connectors P10 DC Power Connectors P12AWG Wire Signal name 164Removing the Power Supply DC Power Connector P15 For 425-W PSU OnlyPin Number Signal Name AWG Wire Color 165Installing the Power Supply 167 Front I/O PanelFront I/O-Panel Components Removing the Front I/O Panel Installing the Front I/O Panel 169170 Coin-Cell BatteryReplacing the Coin-Cell Battery 171 Replacing the Computer Cover Specifications 173174 175 176 177 System Setup Overview179 Entering System SetupContains information about each System Setup Options So that it becomes the first device in the boot sequenceInternal default 180181 182 183 184 185 Boot Sequence 187 Clearing Forgotten Passwords 189 Clearing Cmos Settings Cleaning Your Computer Computer, Keyboard, and MonitorMouse 191Floppy Drive CDs and DVDs193 FCC Notices U.S. OnlyClass a Class B FCC Identification Information195 Getting HelpObtaining Assistance Technical Support and Customer Service DellConnect Online ServicesProblems With Your Order AutoTech ServiceAutomated Order-Status Service Product Information198 Returning Items for Warranty Repair or CreditBefore You Call Diagnostics Checklist 199Contacting Dell 201 Glossary202 203 Product IDDocking device See APR 204Device driver See driver 205 206 207 208 209 NIC See network adapter 210Module bay See media bay 211 212 213 214 215 Video resolution See resolution 216217 218 Index 219Inside view, 102 stops responding Book.book Page 220 Tuesday, November 27, 2007 1029 AM 221 Book.book Page 222 Tuesday, November 27, 2007 1029 AM 223 Settings System setup Sleep mode about SLI225 226