Dell 990 manual

3.Close the expansion-card latch.

4.Connect the cables to the system board.

5.Install the heat sink and processor.

6.Install the expansion card.

7.Install the hard drive.

8.Install the front bezel.

9.Install the cover.

10.Follow the procedures in After Working Inside Your Computer.

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Dell 990 service manual Follow the procedures in After Working Inside Your Computer

Contents

Regulatory Model D05D Regulatory Type D05D001 Page Contents Speaker Chassis Intrusion SwitchCoin-Cell Battery Power-Switch Cable Troubleshooting Power SupplyPower Supply Unit PSU Thermal Sensor System Setup Diskette read failure Memory allocation errorNo timer tick interrupt Decreasing available memory Contacting Dell SpecificationsPage Before Working Inside Your Computer Working on Your Computer Turning Off Your Computer Recommended Tools After Working Inside Your Computer Page Cover Installing The CoverRemoving the Cover Follow the procedures in After Working Inside Your Computer Removing the Front Bezel Front Bezel Installing The Front Bezel Removing the Expansion Card CardsPage Installing The Expansion Card Page Removing the Optical Drive Optical Drive Installing The Optical Drive Removing the Hard Drive Hard DrivePage Installing The Hard Drive Page Removing the Memory Memory Installing The Memory Removing the Chassis Intrusion Switch Chassis Intrusion Switch Installing The Chassis Intrusion Switch Removing The Speaker Speaker Installing The Speaker Removing The Heat Sink and Processor Heat SinkPage Installing The Heat Sink and Processor Page Removing The Coin-Cell Battery Coin-Cell Battery Installing The Coin-Cell Battery Removing The Power-Switch Cable Power-Switch Cable Installing The Power-Switch Cable Removing The Front Thermal Sensor Front Thermal Sensor Installing The Front Thermal Sensor Removing The System Fan Chassis Fan Installing The System Fan Follow the procedures in After Working Inside Your Computer Page Removing The Input/Output Panel Input/Output Panel Remove the Input/Output panel Installing The Input/Output Panel Removing The Power Supply Power SupplyPage Lift the power supply out of the computer Installing The Power SupplyPage Removing The System Board System Board Installing The System Board Follow the procedures in After Working Inside Your Computer Page Removing The PSU Thermal Sensor Power Supply Unit PSU Thermal Sensor Installing The PSU Thermal Sensor Boot Menu Enhancements System SetupSystem Setup Boot Menu Timing Key Sequences System Setup Options Beep Codes and Text Error MessagesNavigation SATA-2, SATA-3, and LOM MAC Address Technology System Configuration Security Video Allow Non-Admin Password Changes This option is Performance Protector or if Auto Power is set to disabled Power Management Post Behavior Enable F12 Boot menu enabled by default Address is MaintenanceVirtualization Support Image Server 255.255.255.255 Setting isSystem Logs Clear Log Displays the Bios Progress event logPage Power Button Problem TroubleshootingDiagnostic LEDs Diagnostic Light Patterns Steps Power Button Power Button Problem Description LED Troubleshooting Steps Re-seat the processor If the problem persists, the system board is faulty Troubleshooting Steps Possible expansion card failure has occurred Your computer Code1-1-2 Beep Codes Code CauseCode Cause Code Cause DMA page register read/write failure Through Cause Keyboard Controller Test failure Code Address mark not found Error MessagesCode Cause Cache test failure Data error Alert! Security override Jumper is installedBad command or file name Bad error-correction code ECC on disk read Diskette drive 0 seek failure Diskette subsystem reset failedHard-disk drive configuration error Decreasing available memory Hard-disk drive failure Invalid configuration information-please run Setup programInvalid Memory configuration, please populate DIMM1 Hard-disk drive controller failure Memory size in Cmos invalid Memory allocation error Non-system disk or disk error No boot device availableNo boot sector on hard-disk drive No timer tick interrupt Requested sector not found Read faultReset failed Seek error Write fault Time-of-day not set-please run the System Setup programTimer chip counter 2 failed Unexpected interrupt in protected mode \ is not accessible. The device is not ready Write fault on selected drivePage Type SpecificationsTechnical Specifications Processor Expansion Bus AudioNetwork System Information PCI Drives External Connectors Vary based on the graphics card ConnectorSystem Board Connectors Factor Back Panel Ultra Small Form Factor Front Panel Video Small Form Factor Ultra Small Form Factor Controls and Lights Outlet Power system bySystem power supply Turned on and is functional. Physical Height Width Depth Weight Power Wattage Maximum Voltage Heat DissipationEnvironmental 102 Storage Grms Maximum shock Operating 40 G 105 G AltitudeAirborne contaminant level S71.04-1985 Contacting Dell Contacting DellVisit support.dell.com