Dell XE specifications Removing the Front Thermal Sensor, Replacing the Front Thermal Sensor

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Thermal Sensor

Dell™ OptiPlex™ XE Service Manual—Small Form Factor

WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.

Removing the Front Thermal Sensor

Replacing the Front Thermal Sensor

Removing the Back Thermal Sensor

Replacing the Back Thermal Sensor

Removing the Front Thermal Sensor

NOTE: You may need to install Adobe® Flash® Player from Adobe.com in order to view the illustrations below.

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove the hard drive assembly.

3.Disconnect the front thermal sensor cable from the system board.

4.Release the front thermal sensor cable from its routing guide on the chassis.

5.Press in on the release latch and remove the front thermal sensor from the computer.

Replacing the Front Thermal Sensor

To replace the front thermal sensor, perform the above steps in reverse order.

Removing the Back Thermal Sensor

NOTE: You may need to install Adobe® Flash® Player from Adobe.com in order to view the illustrations below.

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove the hard drive assembly.

3.Disconnect the back thermal sensor cable from the system board.

4.Press in on the release latch to release the back thermal sensor from the chassis.

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Contents Page System Setup Entering System SetupSystem Setup Options System Setup ScreenDisable Enable Disable Enable with PXEDisable No boot DisableDeactivate default Power Off defaultPower On Power On is set to disabledBoot Sequence Option SettingsChanging the Boot Sequence for the Current Boot Enable F12 = Boot menu enabled by defaultBooting to a USB Device Password ProtectionAssigning a System Password If Password Status is set to LockedAdministrator Password Disabling a Forgotten Password and Setting a New PasswordJumper Settings Clearing Forgotten PasswordsJumper Setting Description Clearing Cmos Settings Diagnostics Dell DiagnosticsWhen to Use the Dell Diagnostics Starting the Dell Diagnostics From Your Hard DrivePower Button Light Codes Beep CodesDiagnostic Lights Light Pattern Problem Description Suggested ResolutionBack to Contents Removing and Replacing Parts Specifications ProcessorMemory VideoNetwork System InformationExpansion Bus CardsExternal Connectors System Board ConnectorsControls and Lights Power PhysicalEnvironmental Back to Contents System Board Layout Expansion Card Removing the Expansion CardReplacing the Expansion Card Coin-Cell Battery Removing the Coin-Cell BatteryReplacing the Coin-Cell Battery Cover Removing the CoverReplacing the Cover Fan Removing the FanReplacing the Fan Front Panel Removing the Front PanelReplacing the Front Panel Hard Drive Removing the Hard DriveReplacing the Hard Drive Heat Sink and Processor Removing the Heat Sink and ProcessorReplacing the Heat Sink and Processor Chassis Intrusion Switch Removing the Chassis Intrusion SwitchReplacing the Chassis Intrusion Switch Internal Speaker Removing the Internal SpeakerReplacing the Internal Speaker Panel Removing the I/O PanelReplacing the I/O Panel Memory Removing the MemoryReplacing the Memory Optical Drive Removing the Optical DriveReplacing the Optical Drive Power Supply Removing the Power SupplyReplacing the Power Supply System Board Removing the System BoardReplacing the System Board Thermal Sensor Removing the Front Thermal SensorReplacing the Front Thermal Sensor Removing the Back Thermal SensorReplacing the Back Thermal Sensor Working on Your Computer Before Working Inside Your ComputerTurning Off Your Computer Recommended ToolsAfter Working Inside Your Computer Click Start→ Turn Off Computer→ Turn Off