Dell Precision 450 Owner's manual

www.dell.com | support.dell.com

Dell Precision™ Workstations 450 and 650

User’s Guide

This document describes the features and operation of your computer. This document is

stored on your computer hard drive. For information on other documentation included with

your computer, see "Finding Information for Your Computer."

Notes, Notices, and Cautions

NOTE: 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.

Abbreviations and Acronyms

For a complete list of abbreviations and acronyms, see the Glossary.

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.

Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly

forbidden.

Trademarks used in this text: Dell, the DELL logo, Inspiron, Dell Precision, Dimension, OptiPlex, Dell OpenManage,

and Latitude are trademarks of Dell Computer Corporation; Intel, Pentium, and Celeron are registered trademarks and

Xeon is a trademark of Intel Corporation; Microsoft, MS-DOS, Windows NT, and Windows are registered trademarks of

Microsoft Corporation; IBM and OS/2 are registered trademarks of International Business Machines Corporation;

ENERGY STAR is a registered trademark of the U.S. Environmental Protection Agency. As an ENERGY STAR partner,

Dell Computer Corporation has determined that this product meets the ENERGY STAR guidelines for energy efficiency.

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 Computer Corporation disclaims any proprietary interest in trademarks and trade names

other than its own.

Models: WHL and WHM

April 2003 P/N 6T345 Rev. A03

Contents 5

Contents

1 Information About Your Computer

Finding Information for Your Computer . . . . . . . . . . . . . . 2

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Caring for Your Computer

. . . . . . . . . . . . . . . . . . . . . 12

2 About Your Computer—Dell Precision 650

Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Front View of the Computer (Doors Open)

. . . . . . . . . . . . 16

Opening the Drive Door

. . . . . . . . . . . . . . . . . . . . . 18

Back View

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Inside Your Computer . . . . . . . . . . . . . . . . . . . . . . . 22

System Board Components

. . . . . . . . . . . . . . . . . . . . . 24

3 About Your Computer—Dell Precision 450

Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Back View

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Inside Your Computer

. . . . . . . . . . . . . . . . . . . . . . . 32

System Board Components

. . . . . . . . . . . . . . . . . . . . . 34

6 Contents

4 Advanced Features

LegacySelect Technology Control . . . . . . . . . . . . . . . . . 38

Manageability . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Alert Standard Format

. . . . . . . . . . . . . . . . . . . . . 38

Dell OpenManage IT Assistant . . . . . . . . . . . . . . . . . 39

Dell OpenManage Client Instrumentation

. . . . . . . . . . . . 39

Security

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Chassis Intrusion Detection

. . . . . . . . . . . . . . . . . . 40

Padlock Ring and Security Cable Slot

. . . . . . . . . . . . . 40

Password Protection

. . . . . . . . . . . . . . . . . . . . . . . . 41

System Password

. . . . . . . . . . . . . . . . . . . . . . . 41

Setup Password

. . . . . . . . . . . . . . . . . . . . . . . . 44

Disabling a Forgotten Password and Setting a New Password

. 45

System Setup

. . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Entering System Setup

. . . . . . . . . . . . . . . . . . . . . 46

System Setup Screens

. . . . . . . . . . . . . . . . . . . . . 46

Boot Sequence . . . . . . . . . . . . . . . . . . . . . . . . . 48

System Setup Options

. . . . . . . . . . . . . . . . . . . . . 50

Jumper Settings

. . . . . . . . . . . . . . . . . . . . . . . . . . 56

Power Button . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

TAPI

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Installing a TAPI-Compliant Modem Card

. . . . . . . . . . . 57

Installing a TAPI Sound Card

. . . . . . . . . . . . . . . . . 58

Hyper-Threading

. . . . . . . . . . . . . . . . . . . . . . . . . . 60

IEEE 1394

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

U320 SCSI Controller . . . . . . . . . . . . . . . . . . . . . . . 60

Integrated Striping

. . . . . . . . . . . . . . . . . . . . . . . . 61

Creating a Stripe Volume

. . . . . . . . . . . . . . . . . . . 61

7 Contents

Deleting a Stripe Volume . . . . . . . . . . . . . . . . . . . . 62

Activating a Stripe Volume

. . . . . . . . . . . . . . . . . . 62

Troubleshooting the Stripe Volume . . . . . . . . . . . . . . . 63

5 Removing and Installing Parts—Dell Precision 650

6 Drives

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

IDE Drive Addressing

. . . . . . . . . . . . . . . . . . . . . 71

Connecting Drive Cables . . . . . . . . . . . . . . . . . . . . 71

SCSI Device Installation Guidelines

. . . . . . . . . . . . . . 73

SCSI ID Numbers

. . . . . . . . . . . . . . . . . . . . . . . 74

Device Termination . . . . . . . . . . . . . . . . . . . . . . . 74

General Guidelines

. . . . . . . . . . . . . . . . . . . . . . . 75

SCSI Cables

. . . . . . . . . . . . . . . . . . . . . . . . . . 75

Hard Drive

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75

Removing a Hard Drive

. . . . . . . . . . . . . . . . . . . . 76

Installing a Hard Drive

. . . . . . . . . . . . . . . . . . . . . 80

Floppy Drive

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 86

Removing a Floppy Drive

. . . . . . . . . . . . . . . . . . . . 87

Installing a Floppy Drive

. . . . . . . . . . . . . . . . . . . . 89

CD/DVD Drive

. . . . . . . . . . . . . . . . . . . . . . . . . . . 92

Removing a CD/DVD Drive

. . . . . . . . . . . . . . . . . . . 93

Installing a CD/DVD Drive

. . . . . . . . . . . . . . . . . . . 95

7 Microprocessor Airflow Shroud

Removing the Microprocessor Airflow Shroud . . . . . . . . . . 100

Installing the Microprocessor Airflow Shroud

. . . . . . . . . . 101

8 Contents

8 Removing and Installing Parts—Dell Precision 450

9 Opening the Computer Cover

10 Memory

Memory Installation Guidelines . . . . . . . . . . . . . . . . 110

Removing a Memory Module . . . . . . . . . . . . . . . . . . 111

Adding a Memory Module

. . . . . . . . . . . . . . . . . . . 112

11 Cards

Cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116

12

Installing a Card . . . . . . . . . . . . . . . . . . . . . . . . 117

Removing a Card

. . . . . . . . . . . . . . . . . . . . . . . . 122

13 Drives

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126

IDE Drive Addressing

. . . . . . . . . . . . . . . . . . . . . 127

Connecting Drive Cables

. . . . . . . . . . . . . . . . . . . . 127

SCSI Device Installation Guidelines . . . . . . . . . . . . . . 129

SCSI ID Numbers

. . . . . . . . . . . . . . . . . . . . . . . 129

Device Termination

. . . . . . . . . . . . . . . . . . . . . . . 130

General Guidelines . . . . . . . . . . . . . . . . . . . . . . . 130

SCSI Cables

. . . . . . . . . . . . . . . . . . . . . . . . . . 131

Hard Drive

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131

Removing a Hard Drive

. . . . . . . . . . . . . . . . . . . . 132

Installing a Hard Drive

. . . . . . . . . . . . . . . . . . . . . 136

Floppy Drive

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

9 Contents

Removing a Floppy Drive . . . . . . . . . . . . . . . . . . . . 143

Installing a Floppy Drive

. . . . . . . . . . . . . . . . . . . . 144

CD/DVD Drive

. . . . . . . . . . . . . . . . . . . . . . . . . . . 148

Removing a CD/DVD Drive

. . . . . . . . . . . . . . . . . . . 148

Installing a CD/DVD Drive

. . . . . . . . . . . . . . . . . . . 150

14 Microprocessor Airflow Shroud

Removing the Microprocessor Airflow Shroud . . . . . . . . . . 156

Installing the Microprocessor Airflow Shroud

. . . . . . . . . . 157

15 Microprocessor

Installation Guidelines . . . . . . . . . . . . . . . . . . . . . . . 160

Installing the Microprocessor

. . . . . . . . . . . . . . . . . . . 160

Removing the Microprocessor

. . . . . . . . . . . . . . . . . . . 163

VRM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167

Installing a VRM

. . . . . . . . . . . . . . . . . . . . . . . 167

Removing a VRM . . . . . . . . . . . . . . . . . . . . . . . 169

16 Battery

17 Closing the Computer Cover

18 Solving Problems

Troubleshooting Your Computer . . . . . . . . . . . . . . . . . 181

Battery Problems

. . . . . . . . . . . . . . . . . . . . . . . . . 181

Card Problems

. . . . . . . . . . . . . . . . . . . . . . . . . . . 181

10 Contents

Drive Problems . . . . . . . . . . . . . . . . . . . . . . . . . . 183

Floppy drive problems

. . . . . . . . . . . . . . . . . . . . . 183

CD drive problems

. . . . . . . . . . . . . . . . . . . . . . . 184

Problems writing to a CD-RW drive . . . . . . . . . . . . . . 185

DVD drive problems

. . . . . . . . . . . . . . . . . . . . . . 185

Hard drive problems

. . . . . . . . . . . . . . . . . . . . . . 186

Dropped or Damaged Computer

. . . . . . . . . . . . . . . . . . 187

E-Mail, Modem, and Internet Problems

. . . . . . . . . . . . . 188

Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . 189

General Problems

. . . . . . . . . . . . . . . . . . . . . . . . . 199

The computer stops responding

. . . . . . . . . . . . . . . . . 199

A program stops responding

. . . . . . . . . . . . . . . . . . 199

A program crashes repeatedly . . . . . . . . . . . . . . . . . 199

A program is designed for an earlier Windows operating system

200

A solid blue screen appears

. . . . . . . . . . . . . . . . . . 200

Other software problems . . . . . . . . . . . . . . . . . . . . 200

Other technical problems

. . . . . . . . . . . . . . . . . . . . 201

General hardware problems

. . . . . . . . . . . . . . . . . . 202

IEEE 1394 Device Problems

. . . . . . . . . . . . . . . . . . . 203

Keyboard Problems

. . . . . . . . . . . . . . . . . . . . . . . . 203

Memory Problems . . . . . . . . . . . . . . . . . . . . . . . . . 204

Microprocessor Problems

. . . . . . . . . . . . . . . . . . . . . 205

Mouse Problems

. . . . . . . . . . . . . . . . . . . . . . . . . . 206

Network Problems

. . . . . . . . . . . . . . . . . . . . . . . . . 207

Power Problems

. . . . . . . . . . . . . . . . . . . . . . . . . . 208

Printer Problems

. . . . . . . . . . . . . . . . . . . . . . . . . 210

Serial or Parallel Device Problems . . . . . . . . . . . . . . . . 211

Sound and Speaker Problems

. . . . . . . . . . . . . . . . . . . 213

Contents 11

No sound from speakers . . . . . . . . . . . . . . . . . . . . 213

No sound from headphones

. . . . . . . . . . . . . . . . . . 214

System Board Problems

. . . . . . . . . . . . . . . . . . . . . 215

Video and Monitor Problems

. . . . . . . . . . . . . . . . . . . 216

If the screen is blank

. . . . . . . . . . . . . . . . . . . . . 216

If the screen is difficult to read

. . . . . . . . . . . . . . . . 217

19 Advanced Troubleshooting

Diagnostic Lights . . . . . . . . . . . . . . . . . . . . . . . . . 220

System Lights

. . . . . . . . . . . . . . . . . . . . . . . . . 220

Diagnostic Lights

. . . . . . . . . . . . . . . . . . . . . . . 221

Beep Codes

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 228

Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . 229

When to Use the Dell Diagnostics

. . . . . . . . . . . . . . . 229

Starting the Dell Diagnostics . . . . . . . . . . . . . . . . . 230

Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232

What Is a Driver?

. . . . . . . . . . . . . . . . . . . . . . . 232

Identifying Drivers . . . . . . . . . . . . . . . . . . . . . . 233

Reinstalling Drivers

. . . . . . . . . . . . . . . . . . . . . . 233

Using System Restore

. . . . . . . . . . . . . . . . . . . . . . 235

Creating a Restore Point

. . . . . . . . . . . . . . . . . . . 235

Restoring the Computer to an Earlier Operating State

. . . . . 235

Undoing the Last System Restore

. . . . . . . . . . . . . . . 236

Resolving Software and Hardware Incompatibilities

. . . . . . 237

Windows XP

. . . . . . . . . . . . . . . . . . . . . . . . . 237

Windows 2000

. . . . . . . . . . . . . . . . . . . . . . . . 238

20 Cleaning Your Computer

Before Cleaning Your Computer . . . . . . . . . . . . . . . . . 240

12 Contents

Computer, Keyboard, and Monitor . . . . . . . . . . . . . . . . 240

Mouse

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240

Floppy Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241

CDs and DVDs

. . . . . . . . . . . . . . . . . . . . . . . . . . . 241

21 Ergonomic Computing Habits

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245

22 Your Operating System

Reinstalling Microsoft

®

Windows

®

XP . . . . . . . . . . . . . . 248

Before You Reinstall

. . . . . . . . . . . . . . . . . . . . . . 248

Reinstalling Windows XP . . . . . . . . . . . . . . . . . . . 248

Reinstalling Microsoft Windows 2000 . . . . . . . . . . . . . . 250

Microsoft Windows XP Features

. . . . . . . . . . . . . . . . . 252

Transferring Information to a New Computer

. . . . . . . . . . 252

Switching to Classic View

. . . . . . . . . . . . . . . . . . . 253

Desktop Cleanup Wizard . . . . . . . . . . . . . . . . . . . . 254

Internet Connection Firewall

. . . . . . . . . . . . . . . . . . 255

Setting Up a Home and Office Network

. . . . . . . . . . . . 255

User Accounts and Fast User Switching . . . . . . . . . . . . 255

23 Regulatory Notices

FCC Notices (U.S. Only) . . . . . . . . . . . . . . . . . . . . 259

IC Notice (Canada Only)

. . . . . . . . . . . . . . . . . . . . 261

CE Notice (European Union) . . . . . . . . . . . . . . . . . . 261

ENERGY STAR

®

Compliance . . . . . . . . . . . . . . . . . 262

Simplified Chinese Class A Warning Notice (China Only)

. . . . 263

EN 55022 Compliance (Czech Republic Only) . . . . . . . . . 264

VCCI Notice (Japan Only)

. . . . . . . . . . . . . . . . . . . 264

Contents 13

MIC Notice (Republic of Korea Only) . . . . . . . . . . . . . 266

Polish Center for Testing and Certification Notice

. . . . . . . 267

BSMI Notice (Taiwan Only) . . . . . . . . . . . . . . . . . . 269

NOM Information (Mexico Only)

. . . . . . . . . . . . . . . 271

24 Warranty and Return Policy

25 Getting Help

Technical Assistance . . . . . . . . . . . . . . . . . . . . . . . 276

Online Services

. . . . . . . . . . . . . . . . . . . . . . . . 276

AutoTech Service

. . . . . . . . . . . . . . . . . . . . . . . 277

Automated Order-Status Service

. . . . . . . . . . . . . . . 277

Technical Support Service . . . . . . . . . . . . . . . . . . . 278

Problems With Your Order . . . . . . . . . . . . . . . . . . . . 278

Product Information

. . . . . . . . . . . . . . . . . . . . . . . 278

Returning Items for Warranty Repair or Credit

. . . . . . . . . 278

Before You Call . . . . . . . . . . . . . . . . . . . . . . . . . . 279

Contacting Dell

. . . . . . . . . . . . . . . . . . . . . . . . . . 281

26 Glossary

14 Contents

1

SECTION 2

Information About

Your Computer

Finding Information for Your Computer

Specifications

Caring for Your Computer

2 Information About Your Computer

www.dell.com | support.dell.com

Finding Information for Your Computer

What Are You Looking For? Find it Here

• A diagnostic program for my computer

• Drivers for my computer

•My User’s Guide

• My device documentation

Drivers and Utilities CD (also know as the

ResourceCD)

You can use this CD to access documentation, reinstall drivers, or run

diagnostics tools.

• How to set up my computer

• How to care for my computer

• Troubleshooting information

• How to open my computer cover

• How to locate other documentation

Setup and Quick Reference Guide

• Express Service Code and Service Tag

Number

• Microsoft® Windows® License Label

Express Service Code and Product Key

Located on your computer.

Information About Your Computer 3

• System board connectors

• Location of system board components

System Information Label

Located on the inside cover of your computer.

• How to remove and replace parts

• Technical specifications

• How to configure system settings

• How to troubleshoot and solve problems

User’s Guide Icon (Microsoft Windows 2000)

Double-click the User’s Guides icon on your desktop.

Windows XP Help and Support Center

1 Click the Start button, and click Help and Support.

2 Click User’s Guide.

• Warranty Information System Information Guide

What Are You Looking For? Find it Here

or

4 Information About Your Computer

www.dell.com | support.dell.com

• Latest drivers for my computer

• Answers to technical service and support

questions

• Online discussions with other users and

technical support

• Documentation for my computer including

the Service Manual

Dell Support Website — support.dell.com

The Dell Support website provides several online tools, including:

• Knowledge Base — hints, tips, and online courses

• Customer Forum — online discussion with other Dell customers

• Upgrades — upgrade information for components, such as memory,

the hard drive, and the operating system

• Customer Care — contact information, order status, warranty, and

repair information

• Downloads — drivers, patches, and software updates

• Reference — computer documentation, product specifications, and

white papers

• Service call status and support history

• Top technical issues for my computer

•Frequently asked questions

•File downloads

• Details on my computer’s configuration

• Service contract for my computer

Dell Premier Support Website —

premiersupport.dell.com

The Dell Premier Support website is customized for corporate,

government, and education customers. This site may not be available in

all regions.

What Are You Looking For? Find it Here

Information About Your Computer 5

• How to reinstall my operating system Operating System CD and Installation Guide

After you reinstall your operating system, use the Drivers and Utilities

CD to reinstall drivers for the devices that came with your computer.

• How to use Windows XP

• Documentation for my computer and

devices

Windows XP Help and Support Center

1 Click the Start button, and then click Help and Support.

2 Type a word or phrase that describes your problem, and then click

the arrow icon.

3 Click the topic that describes your problem.

4 Follow the instructions shown on the screen.

NOTE: For help using Windows 2000, click the Start button and click

Help.

What Are You Looking For? Find it Here

or

6 Information About Your Computer

www.dell.com | support.dell.com

Specifications

Microprocessor

Microprocessor type Intel

®

Xeon™

Level 1 (L1) cache 8 KB

Level 2 (L2) cache 512-KB

Memory

Type PC2100 DDR

Memory connectors four

Memory capacities 256-, 512-MB, and 1-GB non-ECC or

ECC

Minimum memory 256 MB

Maximum memory 4 GB

BIOS address F0000h

Computer Information

Chip set Intel E7505

Data bus width 64 bits

Address bus width 32 bits

DMA channels 8

Interrupt levels 23

BIOS chip 4-Mb

Memory speed 266 MHz DDR (PC 2100 DDR)

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Dell Precision 450, Precision 650 Owner's manual

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