Remove the system board screws, 259 | Dell T3400 guide

7Remove the system board screws.

1

2

1

system board

2

screws (8)

8Pull up on the two tabs, slide the system board assembly toward the front of the computer, and then lift the assembly up and away.

9Place the system board assembly that you just removed next to the replacement system board.

Adding and Replacing Parts

259

Image 259

Dell T3400 manual Remove the system board screws, 259

Contents

W . d e l l . c o m s u p p o r t . d e l l . c o m Dell Precision Workstation T3400 User’s Guide July NT499 Contents Changing Between Tower and Desktop Switching From Tower to DesktopSwitching From Desktop to Tower Microsoft Windows Vista Contents Smart Cards and Fingerprint Readers Uninterruptible Power SuppliesComputer, Keyboard, and Monitor 100 Changing Boot Sequence for Future BootsDiagnostic Light Codes During Post 100 When to Use the Dell Diagnostics 108 Contents 114 Starting the Dell Diagnostics From YourDell Diagnostics Main Menu 113 143 131 154 Removing a Memory Module 160 Installing a Memory ModuleGeneral Installation Guidelines 189 149 Installing a Drive-Panel Insert Installing an Optional Third Hard DriveInstalling an Optional Fourth Hard Drive Installing an Additional Fan 245 Technical Support and Customer Service 264Automated Order-Status Service 265 Contents 243 Macrovision Product Notice Contents Contents What Are You Looking For? Find It Here Finding Information Click the User’s Guide for your SpecificationsHow to configure system settings System Guides Direct your call when contacting Use the Service Tag to identify yourComputer when you use Enter the Express Service Code to Tips, articles from technicians, online Appropriate for your configurationProviding critical updates for your Configuration Utilities → Desktop How to use Windows Vista Click Start→ Help and Support What Are You Looking For? Find It Here How to use Windows XP Dell Supported Linux Sites What Are You Looking For? Find It Here How to use Linux Front View Tower Orientation About Your ComputerAbout Your Computer Perform an operating system shutdown Such as printers and keyboards Operating state Blinking green The computer is in a powerMechanical OFF Steady green The computer is in a normal PSU only Back View Tower Orientation Card Front View Desktop Orientation Power button Press to turn on the computer Blinking green The computer is in a power Other cards Back View Desktop Orientation Back Panel Connectors VCR Connector Processor SpecificationsSystem Information Between a 100-Mbps network Green a good connection existsBetween a 10-Mbps network Orange a good connection exists Registered or buffered memory ConnectorsMemory Non-ECC memory Card for power requirements Serial connectorChassis intrusion switch Power supply may result in your Controls and Lights Supported monitor weight PowerUpon the power supply wattage rating Weight Maximum shock About Your Computer Manageability Advanced FeaturesAdvanced Features LegacySelect Technology Control Dell OpenManage Client Instrumentation Power Management Power management event Sleep Mode Wake-Up MethodsPress the power button Auto power on Advanced Features Using RAID with Hard Drive Passwords About RAID ConfigurationsAbout RAID Configurations Segment Hard drive RAID Level Hard drive RAID Level 10 1+0 Configuring Your Computer for RAID Setting Your Computer to RAID-Enabled Mode About RAID Configurations About RAID Configurations About RAID Configurations Page About RAID Configurations About RAID Configurations About RAID Configurations Migrating to a RAID Level 0 Configuration Migrating to a RAID Level 5 Configuration Migrating to a RAID Level 1 Configuration Migrating to a RAID Level 10 Configuration Creating a Spare Hard Drive Rebuilding a Degraded RAID Level 1 Configuration Changing Between Tower and Desktop Orientations Setting Up Your ComputerSwitching From Tower to Desktop Orientation Setting Up Your Computer Switching From Desktop to Tower Orientation Installing Your Computer in an Enclosure Setting Up Your Computer Setting Up Your Computer Microsoft Windows XP Transferring Information to a New Computer P Y D a T a F R O M T H E S O U R C E C O M P U T E R E a T E a W I Z a R D D I S K Microsoft Windows Vista Power Protection Devices Surge Protectors Uninterruptible Power SuppliesLine Conditioners Setting Up Your Computer Securing Your Computer Securing Your ComputerChassis Intrusion Detection Security Cable Lock Smart Cards and Fingerprint Readers Passwords About Passwords Using an Administrator Password Using a Primary System Password Using a Hard Drive Password Turning On and Activating TPM Trusted Platform Module TPM Computer Tracking Software Security Management Software If Your Computer Is Lost or Stolen Mouse Non-Optical Cleaning Your ComputerCleaning Your Computer Computer, Keyboard, and Monitor CDs and DVDs Floppy Drive System Setup System SetupEntering System Setup System Setup Screens Hyper-Threading, and supports 64-bit technology System Setup OptionsSystem System Info Processor Info Location Channel mode dual or single, and type by Dimm slotBoot Sequence on Memory Info Storage devices regardless of the No Boot setting Boot from the next device listed in the boot sequenceWill not recognize USB storage devices COM3 The port is configured at 3E8h with IRQ 378h default 278h 3BCh Serial Port #1Resources are in use, the port is disabled COM1 The port is configured at 3F8h with IRQ Virtualization Technology Off Virtualization Technology is disabledOn Virtualization Technology is enabled Video Primary Video Modify or delete the system password Password Drive Not Set defaultDefault Locked a valid administrator password is required to Does not display any detected intrusions during Post Off The intrusion detection feature is disabledActivate Enables and activates TPM security Intrusions during Post Using a power strip or surge protector Power is restoredOff default Computer on Off Do not use the Auto Power Time Time set in Auto Power Time Or type the numbers in the appropriate time field Low Power ModeSystem will boot from the network Mode, Hibernate mode, or when turned off Enables or disables the numerical and mathematical features Post Hotkeys Boot Sequence Changing Boot Sequence for the Current Boot Changing Boot Sequence for Future Boots Clearing Passwords Clearing Passwords and Cmos SettingsClearing Passwords and Cmos Settings Clearing Cmos Settings Flashing the Bios Clearing Passwords and Cmos Settings Power Lights Troubleshooting ToolsTroubleshooting Tools Light Pattern Diagnostic LightsDiagnostic Light Codes During Post 100 101 102 Occurred Graphics card and restarting 103Determine if a conflict exists by Card failure has 104 Beep Codes Repetitive Short beeps System Messages105 Code Description 106 Hardware Troubleshooter Dell Diagnostics107 Starting the Dell Diagnostics From Your Hard Drive When to Use the Dell Diagnostics 109 110 Dell Diagnostics Main Menu 111 112 Troubleshooting TroubleshootingBattery Problems Drive Problems Problems writing to an optical drive Optical drive problems114 Hard drive problems Mail, Modem, and Internet Problems115 116 117 Error MessagesDo not use these characters in filenames Contact the Ieee 1394 device manufacturer Ieee 1394 Device ProblemsKeyboard Problems 118 Program stops responding Lockups and Software ProblemsComputer does not start up Computer stops responding 120 Other software problemsProgram is designed for an earlier Windows operating system Solid blue screen appears Mouse Problems Memory Problems121 122 Network Problems 123 Power Problems 124 Printer Problems 125 Scanner ProblemsSound and Speaker Problems No sound from speakers No sound from headphones Video and Monitor Problems126 Screen is difficult to read Screen is blank127 128 Only part of the screen is readable 3D image quality is poor129 130 Drivers Reinstalling SoftwareWhat Is a Driver? Reinstalling Software Using Windows Device Driver Rollback Reinstalling Drivers and Utilities Save and close any open files, and exit any open programs Using the Drivers and Utilities Disc133 Reinstalling Software 135 Starting System Restore Windows XP 136 Using Microsoft Windows System RestoreRestoring Your Operating System 137 Turn on the computer 138 Using Dell PC Restore and Dell Factory Image RestoreEnabling System Restore Windows XP Dell PC Restore 139 140 141 Using the Operating System MediaReinstalling Windows XP or Windows Vista Before you Begin Save and close any open files and exit any open programs Turning Off Your Computer Adding and Replacing PartsBefore You Begin Recommended Tools Before Working Inside Your Computer 145 Removing the Computer Cover Cover hinges Inside View of Your Computer146 Cover release latch 147 Power supply System board Secondary hard drive bay System Board Components Power connector Memory module Battery socket148 149 Power Supply DC Connector Pin Assignments 150 DC Power Connector P1 DC Power Connectors P3 and P5 DC Power Connector P2151 152 DC Power Connector P7DC Power Connectors P8, P9, P13, and P14 Pin Number Signal name AWG Wire +5 VDC Red 153 DC Power Connector P10DC Power Connector P12 Pin Number Signal Name Removing the Front Panel DC Power Connector P15 525-W PSU Only+12 Vcdc Blue/White Removing the Chassis Intrusion Switch Chassis Intrusion Switch155 Replacing the Chassis Intrusion Switch 157 Resetting the Chassis Intrusion DetectorMemory Memory Overview 158 159 Addressing Memory With 4-GB Configurations Memory module Securing clips Memory module connector Installing a Memory ModuleRemoving a Memory Module Cutouts DIMM1 Memory module connectorNotch Crossbar Adding and Replacing Parts 161 162 Cards 163 PCI Cards Release tabs Release tab 165Card retention door Adding and Replacing Parts 167 Release tab 169 Card retention cover Screws 171 Alignment guide Filler bracket 173 Release tab 175 PCI Express Cards Card retention cover 177 Card retention door Adding and Replacing Parts Alignment bar 179 Alignment bar Alignment guide Filler bracket 181 Adding and Replacing Parts 183 Alignment bar Drives Tower Computer Drive Configurations185 Additional Sata hard drive 186Media Card Reader 187 Desktop Computer Drive ConfigurationsReader Removing and Replacing the Metal Shield Lower Drive Bays About Metal Shields Present in Some Drive Configurations188 189 General Installation GuidelinesPower Cable Connectors Power cable Sata data cable Sata Data Cable ConnectorsSAS Data Cable Connectors 190 Disconnect the serial ATA cable from the hard drive Hard DriveRemoving a Hard Drive Tower or Desktop Computer Drive Cable Colors Bay Card Hard drive in secondary hard 193 Hard drive in primary hard drive bay Blue tabs 195 Connect one end of the serial ATA cable to the hard drive To install a SAS hard drive 197 Removing an Optional Third Hard Drive Tower Computer If you are removing a SAS drive Power cable Serial ATA cable Sata connector 199 Installing an Optional Third Hard Drive Tower Computer 200 201 Removing an Optional Fourth Sata Hard Drive Tower ComputerSliding-plate lever Installing an Optional Fourth Hard Drive Tower Computer 203 Removing an Optional Third Hard Drive Desktop Computer Optional serial ATA hard drive in lower 5.25-inch drive bay 205 Installing an Optional Third Hard Drive Desktop Computer Hard-drive holder 207 Optional third hard drive is 209 Power cable Power supply Serial ATA cableOptional serial ATA hard drive desktop illustrated Installing an Additional Fan Fan slots Fan release tab Fan cable 211 212 Drive Panel 213 Removing the Drive Panel Tower ComputerDrive release latch 214 Replacing the Drive Panel Tower ComputerDrive panel tabs 215 Removing the Drive Panel Desktop Computer Replacing the Drive Panel Desktop Computer 217 Tabs Installing a Drive-Panel InsertRemoving a Drive-Panel Insert Drive panel Drive-panel insert Drive-panel insert release 219 Floppy Drive or Media Card Reader If you are removing a floppy drive Removing a Floppy Drive or Media Card Reader Tower Computer 221 Floppy drive connector Floppy Adding and Replacing Parts Attach the screws to the new drive 222 223 If you are installing a floppy drive 225 Drive-conversion latch Power cable Floppy drive cable Adding and Replacing Parts 227 Floppy drive connector Floppy Drive retention insert 229 Power cable Removing an Optical Drive Tower Computer Optical Drive231 CD/DVD drive cable 233 Installing an Optical Drive Tower Computer Adding and Replacing Parts CD/DVD-drive cable 235 236 Removing an Optical Drive Desktop Computer 237 Installing an Optical Drive Desktop Computer Adding and Replacing Parts 239 Installing the Optional Speaker Speaker optional 241 Speaker optional Removing the Processor Processor243 244 Heat-sink assembly 245 Replacing the ProcessorProcessor cover Socket Processor cover Tab 246Center cover latch Release lever Rear alignment notch Indicator247 Front alignment notch Captive screw housing Battery248 Removing the Battery About the Battery249 250 System battery Battery socket tab Panel Replacing the Battery251 USB port Headphone connector Microphone connectorPanel Components Removing the I/O Panel 253 Heat-sink assembly Captive screw housing Fan release lever 255 Replacing the I/O PanelPanel Removing the Power Supply Power Supply Power supply screws Replacing the Power Supply257 Removing the System Board System Board 259 Remove the system board screws Replacing the System Board 261 Replacing the Front Panel Replacing the Computer Cover Getting Help Getting HelpObtaining Assistance 263 DellConnect Online Services Technical Support and Customer Service 265 Problems With Your OrderAutoTech Service Automated Order-Status Service Getting Help 267 Before You Call 268 269 Contacting Dell 270 271 AppendixFCC Notice U.S. Only FCC Class B 272 Macrovision Product Notice 273 Glossary 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290