Dell XE Removing the Chassis Intrusion Switch, Replacing the Chassis Intrusion Switch

Page 29

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Chassis Intrusion Switch

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 Chassis Intrusion Switch

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

2.Remove the hard-drive assembly.

3.Disconnect the chassis intrusion-switch cable from the system board.

4.Slide the chassis intrusion switch out of its slot in the metal bracket, and push it down to remove it from the computer.

Replacing the Chassis Intrusion Switch

To replace the chassis intrusion switch, perform the above steps in reverse order.

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Image 29 Contents
Page Entering System Setup System SetupSystem Setup Options System Setup ScreenDisable Enable with PXE Disable EnableDisable No boot DisablePower Off default Deactivate defaultPower On Power On is set to disabledOption Settings Boot SequenceChanging the Boot Sequence for the Current Boot Enable F12 = Boot menu enabled by defaultPassword Protection Booting to a USB DeviceIf Password Status is set to Locked Assigning a System PasswordDisabling a Forgotten Password and Setting a New Password Administrator PasswordJumper Setting Description Jumper SettingsClearing Forgotten Passwords Clearing Cmos Settings Dell Diagnostics DiagnosticsWhen to Use the Dell Diagnostics Starting the Dell Diagnostics From Your Hard DriveBeep Codes Power Button Light CodesLight Pattern Problem Description Suggested Resolution Diagnostic LightsBack to Contents Removing and Replacing Parts Processor SpecificationsMemory VideoSystem Information NetworkExpansion Bus CardsControls and Lights External ConnectorsSystem Board Connectors Environmental PowerPhysical Back to Contents System Board Layout Replacing the Expansion Card Expansion CardRemoving the Expansion Card Replacing the Coin-Cell Battery Coin-Cell BatteryRemoving the Coin-Cell Battery Replacing the Cover CoverRemoving the Cover Replacing the Fan FanRemoving the Fan Replacing the Front Panel Front Panel Removing the Front Panel Replacing the Hard Drive Hard DriveRemoving the Hard Drive Replacing the Heat Sink and Processor Heat Sink and ProcessorRemoving the Heat Sink and Processor Replacing the Chassis Intrusion Switch Chassis Intrusion SwitchRemoving the Chassis Intrusion Switch Replacing the Internal Speaker Internal SpeakerRemoving the Internal Speaker Replacing the I/O Panel PanelRemoving the I/O Panel Replacing the Memory MemoryRemoving the Memory Replacing the Optical Drive Optical DriveRemoving the Optical Drive Replacing the Power Supply Power SupplyRemoving the Power Supply Replacing the System Board System BoardRemoving the System Board Removing the Front Thermal Sensor Thermal SensorReplacing the Front Thermal Sensor Removing the Back Thermal SensorReplacing the Back Thermal Sensor Before Working Inside Your Computer Working on Your ComputerTurning Off Your Computer Recommended ToolsClick Start→ Turn Off Computer→ Turn Off After Working Inside Your Computer