Installing The Front Thermal Sensor | Dell 990 specification

7.Pry the thermal sensor away from the chassis front and remove.

Installing The Front Thermal Sensor

1.Secure the thermal sensor to the chassis front.

2.Thread the thermal-sensor cable into the chassis clips.

3.Connect the thermal-sensor cable to the system board.

4.Install the front bezel.

5.Install the cover.

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

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Dell 990 service manual Installing The Front Thermal Sensor

Contents

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