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Dell Precision™ Workstation 490 User's Guide
Notes, Notices, and Cautions
Abbreviations and Acronyms
For a complete list of abbreviations and acronyms, see the
Glossary
.
Dell Precision 490 Service Manual
If you purchased a Dell™ n Series computer, any references in this document to Microsoft®
Windows® operating systems are not applicable.
Information in this document is subject to change without notice.
© 2006 Dell Inc. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Inc.is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, Inspiron, Dell Precision, Dimension, OptiPlex, Latitude, Dell TravelLite, PowerEdge, PowerVault, StrikeZone, PowerApp, and Dell
OpenManage are trademarks of Dell Inc.; Intel, Pentium, SpeedStep, Xeon, and Celeron are registered trademarks of Intel Corporation; Microsoft and Windows are registered
trademarks of Microsoft Corporation; Bluetooth is a registered trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license; ENERGY STAR is a registered
trademark of the U.S Environmental Protection Agency.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
Model DCTA
February 2006 P/N KD769 Rev. A00
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NOTE:
Dell 490 Workstation
A NOTE indicates important information that helps you make better use of your computer.
NOTICE:
A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
CAUTION:
A CAUTION indicates a potential for property damage, personal injury, or death.
- 1Abbreviations and Acronyms
- 2About Your Computer
- 3Back Panel Connectors
- 6Inside View
- 7System Board Components
- 9Advanced Features
- 9Legacyselect Technology Control
- 9Alert Standard Format
- 9Dell Openmanage Client Instrumentation
- 10Chassis Intrusion Detection
- 10Padlock Ring and Security Cable Slot
- 11Password Protection
- 11System Password
- 11Assigning a System Password
- 12Typing Your System Password
- 12Deleting or Changing an Existing System Password
- 12Administrator Password
- 13Assigning an Administrator Password
- 13Operating Your Computer With an Administrator Password Enabled
- 13Deleting or Changing an Existing Administrator Password
- 14Disabling a Forgotten Password and Setting a New Password
- 14System Setup
- 14Entering System Setup
- 14System Setup Screens
- 15System Setup Options
- 19Boot Menu
- 19Selecting the Boot Device for the Current Boot
- 19Changing Boot Sequence for Future Boots
- 20Clearing Forgotten Passwords
- 20Booting to a Usb Device
- 20Memory Key
- 21Clearing Cmos Settings
- 22Power Management
- 22About Raid Configurations
- 22Raid Level 0
- 23Raid Level 1
- 23Raid Level 5
- 24Configuring Your Computer for Raid
- 24Configuring Your Computer for Raid Using the Intel Matrix Storage Manager
- 25Creating a Raid Level 1 Configuration
- 25Deleting a Raid Volume
- 26Migrating to a Raid Level 0 Configuration
- 27Migrating to a Raid Level 1 Configuration
- 27Migrating to a Raid Level 5 Configuration
- 27Creating a Spare Hard Drive
- 28Creating a Raid Level 0 Configuration
- 31About the Battery
- 31Replacing the Battery
- 33Before You Begin
- 33Recommended Tools
- 33Turning Off Your Computer
- 33Before Working Inside Your Computer
- 35Expansion Card Support
- 35Installing an Expansion Card
- 38Removing an Expansion Card
- 41Copying Cds and Dvds
- 41Using Blank Cds and Dvds
- 42Helpful Tips
- 43Cleaning Your Computer
- 43Cleaning an Optical Mouse
- 44Cds and Dvds
- 45Removing the Processor
- 47Installing the Processor
- 50Tower Computer Drives
- 50Desktop Computer Drives
- 52General Drive Installation Guidelines
- 52Power Cable Connectors
- 53Hard Drive
- 64Drive Panels
- 64Removing the Drive Panel
- 66Replacing the Drive Panel
- 67Floppy Drive
- 75Media Card Reader
- 90Finding Information
- 92Specifications
- 95Caring for Your Computer
- 96Getting Help
- 96Technical Assistance
- 96Online Services
- 97Autotech Service
- 97Technical Support Service
- 97Problems With Your Order
- 97Product Information
- 97Returning Items for Warranty Repair or Credit
- 98Before You Call
- 98Contacting Dell
- 115I/o-panel Components
- 115Removing the I/o Panel
- 118Memory Installation
- 118Fully Buffered DIMM Memory Overview
- 118Addressing Memory With 4-GB or Greater Configurations
- 119Removing Memory
- 119Installing Memory
- 122Power Supply
- 122Removing the Power Supply
- 122Replacing the Power Supply
- 124Removing the Computer Cover
- 124Removing the Computer Cover and Front Panel
- 125Removing the Front Panel
- 125Rotating Hard-Drive Carrier
- 127Changing Between Tower and Desktop Modes
- 130Replacing the Front Panel and Computer Cover
- 131Replacing the Front Panel
- 131Replacing the Computer Cover
- 135Chassis Intrusion Switch
- 135Removing the Chassis Intrusion Switch
- 135Replacing the Chassis Intrusion Switch
- 135Resetting the Chassis Intrusion Detector
- 137System Board
- 137Removing the System Board
- 139Replacing the System Board
- 141Diagnostic Lights
- 141Codes before POST
- 141Diagnostic Light Codes before Post
- 142Diagnostic Light Codes During Post
- 143Beep Codes
- 144Error Messages
- 147Dell Diagnostics
- 147When to Use the Dell Diagnostics
- 147Starting the Dell Diagnostics From Your Hard Drive
- 148Starting the Dell Diagnostics From the Drivers and Utilities CD
- 148Dell Diagnostics Main Menu
- 149What Is a Driver
- 149Identifying Drivers
- 149Reinstalling Drivers and Utilities
- 149Using Windows Xp Device Driver Rollback
- 150Using the Drivers and Utilities CD
- 150Manually Reinstalling Drivers
- 150Restoring Your Operating System
- 150Using Microsoft Windows Xp System Restore
- 151Creating a Restore Point
- 151Restoring the Computer to an Earlier Operating State
- 151Undoing the Last System Restore
- 151Enabling System Restore
- 151Using Dell Pc Restore By Symantec
- 152Removing Dell Pc Restore
- 153Using the Operating System CD
- 153Reinstalling Windows Xp
- 154Solving Problems
- 154Troubleshooting Tips
- 154Battery Problems
- 154Card Problems
- 155Card Fan Problems
- 155Drive Problems
- 156CD and DVD Drive Problems
- 156Hard Drive Problems
- 157Ieee 1394 Device Problems
- 158Keyboard Problems
- 158Lockups and Software Problems
- 158The Computer Does Not Start Up
- 158The Computer Stops Responding
- 158A Program Stops Responding
- 158A Program Crashes Repeatedly
- 159A Solid Blue Screen Appears
- 159Other Software Problems
- 159Media Card Reader Problems
- 160Memory Problems
- 160Mouse Problems
- 161Network Problems
- 161Power Problems
- 162Printer Problems
- 162Serial or Parallel Device Problems
- 162Sound and Speaker Problems
- 163No Sound From Speakers
- 163No Sound From Headphones
- 163Video and Monitor Problems
- 164If the Screen Is Blank
- 164If the Screen Is Difficult to Read
- 165Transferring Information to a New Computer
- 165Running the Files and Settings Transfer Wizard With the Operating System CD
- 166Running the Files and Settings Transfer Wizard Without the Operating System CD
- 167Start Menu
- 167Control Panel
- 168Creating Shortcuts
- 169Desktop Cleanup Wizard
- 169Internet Connection Firewall
- 169Setting Up a Home and Office Network
- 169Connecting to a Network Adapter
- 170Network Setup Wizard