Dell WHM, DHM User Manual

Dell Precision™ Workstation

370 Systems

Quick Reference Guide

Models DHM and WHM

www.dell.com | support.dell.com

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 in your

If you purchased a Dell™ n Series computer, any references in this document to Microsoft

User’s Guide

Windows®

operating systems are not applicable.

____________________

Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, and Dell Precision are trademarks of Dell Inc.;

Microsoft and Windows are registered trademarks of Microsoft Corporation. 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.

Models DHM and WHM

April 2004 P/N X3157 Rev. A00

Finding Information and Assistance . . . . . . . . . . . . . . . . . . . . 5

Setting Up Your Mini-Tower Computer

Setting Up Your Desktop Computer

Locating Your User’s Guide

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

Opening Your Mini-Tower Computer

The Card Cooling Fan

. . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Opening Your Desktop Computer

Caring for Your Computer

Solving Problems

Troubleshooting Tips

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

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

. . . . . . . . . . . . . . . . . . . . . . . . . 25

. . . . . . . . . . . . . . . . . . . 9

. . . . . . . . . . . . . . . . . . . . . 14

. . . . . . . . . . . . . . . . . . . . 20

. . . . . . . . . . . . . . . . . . . . . . 23

Resolving Software and Hardware Incompatibilities Using Microsoft Windows XP System Restore Using Last Known Good Configuration Dell Diagnostics Before You Start Testing

Beep Codes

Error Messages

Diagnostic Lights

Frequently Asked Questions

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

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

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

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

. . . . . . . . . . . . . . . . . . . . . . . . 36

. . . . . . . . . . . . . . . . . 28

. . . . . . . . . . 25

. . . . . . . . . . . . . 26

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Contents 3

4 Contents

Finding Information and Assistance

What Are You Looking For? Find it Here

• A diagnostic program for my computer

• Drivers for my computer

• My device documentation

• System board connectors

• Location of system board components

Drivers and Utilities CD (also known as the ResourceCD)

Documentation and drivers are already installed on your computer. You can use the CD to reinstall drivers, run the Dell Diagnostics (see page 28), or access your device documentation.

NOTE: The latest drivers and documentation updates

can be found at support.dell.com.

System Information Label

Located on the inside cover of your computer.

Readme files may be included on your CD to provide last-minute updates about technical changes to your computer or advanced technical-reference material for technicians or experienced users.

Quick Reference Guide 5

What Are You Looking For? Find it Here

• Warranty information

Dell™ Product Information Guide

• Safety instructions

• Regulatory information

• Ergonomics information

• End User License Agreement

www.dell.com | support.dell.com

• How to remove and replace parts

• Technical specifications

• How to configure system settings

• How to troubleshoot and solve problems

• Service Tag and Express Service Code

• Microsoft Windows License Label

Dell Precision User’s Guide

Microsoft

Service Tag and Microsoft Windows License

These labels are located on your computer.

• Use the Service Tag

• Enter the Express

Windows® XP Help and Support Center

Click the Click

Start

button and click

User’s and system guides

Help and Support.

and click

User’s guides

to identify your computer when you

support.dell.com

use or contact technical support.

Service Code to direct your call when contacting technical support. The Express Service Code is not available in all countries.

6 Quick Reference Guide

What Are You Looking For? Find it Here

• Latest drivers for my computer

• Answers to technical service and support questions

• Online discussions with other users and technical support

• Documentation for my computer

Dell Support Website — support.dell.com

NOTE: Select your region to view the appropriate support

site.

The Dell Support website provides several online tools, including:

• Solutions — Troubleshooting hints and tips, articles from technicians, and online courses

• Community — 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

Dell Premier Support Website — premiersupport.dell.com

The Dell Premier Support website is customized for corporate, government, and education customers. This website may not be available in all regions.

• Details on my computer configuration

• Service contract for my computer

• How to use Windows XP

• Documentation for my computer

• Documentation for devices (such as a modem)

Windows Help and Support Center

Click the

Type a word or phrase that describes your problem and click the arrow icon.

Click the topic that describes your problem.

Follow the instructions on the screen.

• How to use Linux

• E-mail discussions with Dell Precision and Linux users

• Additional information regarding Linux and my Dell Precision computer

Dell Supported Linux Sites

• http://linux.dell.com

• http://lists.us.dell.com/mailman/listinfo/linuxprecision

• http://docs.us.dell.com/docs/software/oslinux/

• http://docs.us.dell.com/docs/software/OSRHEL3/

Start

button and click

Help and Support

Quick Reference Guide 7

What Are You Looking For? Find it Here

• How to reinstall my operating system

www.dell.com | support.dell.com

Operating System CD

The operating system is already installed on your computer. To reinstall your operating system, use the Operating System CD. See your Precision User’s Guide for instructions.

NOTE: The color of your CD varies based on the operating

system you ordered.

After you reinstall your operating system, use the Drivers and Utilities CD to reinstall drivers for the devices that came with your computer.

Your operating system product key label is located on your computer.

8 Quick Reference Guide

Setting Up Your Mini-Tower Computer

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions

located in the Product Information Guide.

You must complete all steps to properly set up your computer.

Connect the keyboard and the mouse.

Connect the modem or the network cable.

NOTICE: Do not connect a modem cable to the

network adapter. Voltage from telephone communications can damage the network adapter.

NOTE: If your computer has a network card installed,

connect the network cable to the card.

Quick Reference Guide 9

Connect the monitor.

Depending on your graphics card, you can connect your monitor in various ways.

NOTE: You may need to use

the provided adapter or

www.dell.com | support.dell.com

cable to connect your monitor to the computer.

10 Quick Reference Guide

For single- and dual-monitor capable cards with a single connector

VGA Adapter

VGA

Use the VGA adapter when you have a single monitor graphics card and you want to connect your computer to a VGA monitor.

Dual VGA Y Cable Adapter

Dual DVI Y Cable Adapter

VGA

Use the appropriate Y cable when your graphics card has a single connector and you want to connect your computer to one or two VGA monitors.

Use the appropriate Y cable when your graphics card has a single connector and you want to connect your computer to one or two DVI monitors.

DVI

The dual-monitor cable is color coded; the blue connector is for the primary monitor, and the black connector is for the secondary monitor. To enable dual-monitor support, both monitors must be attached to the computer when it starts.

Quick Reference Guide 11

For dual-monitor capable cards with 1 DVI and 1 VGA connector

Single DVI/Single VGA

DVI

VGA

www.dell.com | support.dell.com

Use the appropriate connector(s) when you want to connect your computer to one or two monitors.

For dual-monitor capable cards with 2 DVI connectors

Dual DVI

Dual DVI With One VGA Adapter

Dual VGA With VGA Adapter

VGA

Use the VGA adapter when you want to connect your computer to two VGA monitors.

Dual DVI With Two VGA Adapters

DVI

Use the DVI connectors to connect your computer to one or two DVI monitors.

12 Quick Reference Guide

DVI

VGA

Use the VGA adapter to connect a VGA monitor to one of the DVI connector.s on your computer

VGA

Use two VGA adapters to connect two VGA monitors to the DVI connectors on your computer.

Connect the

speakers.

NOTE: If your

computer has an audio card installed, connect the speakers to the card.

Connect the power

cables and turn on the computer and monitor.

Quick Reference Guide 13

Install additional software or devices.

Before you install any devices or software that did not come with your computer, read the documentation that came with the software or device or contact the vendor to verify that the software or device is compatible with your computer and operating system.

Congratulations! You have completed the setup for your mini-tower computer.

Setting Up Your Desktop Computer

www.dell.com | support.dell.com

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions

located in the Product Information Guide.

You must complete all steps to properly set up your computer.

Connect the keyboard and the mouse.

NOTICE: Do not connect a

modem cable to the network adapter. Voltage from telephone communications can damage the network adapter.

14 Quick Reference Guide

Connect the modem

or the network cable.

NOTE: If your computer

has a network card installed, connect the network cable to the card.

Connect the monitor.

Depending on your graphics card, you can connect your monitor in various ways.

NOTE: You may need to use the

provided adapter or cable to connect your monitor to the computer.

Quick Reference Guide 15

For single- and dual-monitor capable cards with a single connector

VGA Adapter

VGA

www.dell.com | support.dell.com

Use the VGA adapter when you have a single monitor graphics card and you want to connect your computer to a VGA monitor.

Dual VGA Y Cable Adapter

Dual DVI Y Cable Adapter

VGA

Use the appropriate Y cable when your graphics card has a single connector and you want to connect your computer to one or two VGA monitors.

16 Quick Reference Guide

DVI

Use the appropriate Y cable when your graphics card has a single connector and you want to connect your computer to one or two DVI monitors.

For dual-monitor capable cards with 1 DVI and 1 VGA connector

Single DVI/Single VGA

DVI

VGA

Dual VGA With VGA Adapter

VGA

Use the appropriate connector(s) when you want to connect your computer to one or two monitors.

For dual-monitor capable cards with 2 DVI connectors

Dual DVI

DVI

Use the DVI connector(s) to connect your computer to one or two DVI monitors.

Dual DVI With One VGA Adapter

DVI

Use the VGA adapter to connect a VGA monitor to one of the DVI connectors on your computer.

Use the VGA adapter when you want to connect your computer to two VGA monitors.

Dual DVI With Two VGA Adapters

VGA

Use two VGA adapters to connect two VGA monitors to the DVI connectors on your computer.

Quick Reference Guide 17

Connect the speakers.

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NOTE: If your computer has an audio card installed, connect the speakers to the card.

Connect the power cables and turn on the computer

and monitor.

Your desktop computer has an optional front IEEE 1394 connector. This connector is only available if you purchased an addin IEEE 1394 card. To purchase a card, contact Dell. For more information on the add-in card, see your

User’s Guide

Install additional software or devices.

Congratulations! You have completed the setup for your desktop computer.

18 Quick Reference Guide

Locating Your User’s Guide

Your

Dell Precision™ Workstation 370 User’s Guide

your computer such as:

• Technical specifications

• Front and back views of your computer, including all of the available connectors

• Inside views of your computer, including a detailed graphic of the system board and the connectors

• Instructions for cleaning your computer

• Information on software features, such as LegacySelect Technology control, using a password, and system setup options

• Tips and information for using the Microsoft Windows XP operating system

• Instructions for removing and installing parts, including memory, cards, drives, the microprocessor, and the battery

• Information for troubleshooting various computer problems

• Instructions for using the Dell Diagnostics and reinstalling drivers

• Information on how to contact Dell

You can access the

support.dell.com

To access the User’s Guide from your hard drive:

Click the

Start

User’s Guide

button and click

from your hard drive or the Dell Support website

Help and Support

contains additional information about

To access your User’s Guide from the Dell Support Site:

Go to

support.dell.com

Follow the prompts on the website that ask you for information specific to your computer.

At the Dell Support website home page, click and then select your Dell Precision computer.

Reference

, click

User’s Guides

Quick Reference Guide 19

, click

Systems

Opening Your Mini-Tower Computer

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions

located in the Product Information Guide.

CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet

before opening the cover.

NOTICE: To avoid losing data, save and close any open files and exit any open programs before you turn

off your computer.

Shut down the operating system:

Save and close any open files, exit any open programs, click the

www.dell.com | support.dell.com

then click

In the

The computer turns off after the operating system shutdown process finishes.

Ensure that the computer and any attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, turn them off now.

If you have installed a padlock through the padlock ring on the back panel, remove the padlock.

NOTICE: Ensure that sufficient space exists to support the open cover—at least 30 cm (1 ft) of desk top

space.

Lay the computer on its side as shown in the following illustration.

Open the cover:

Facing the back of the computer, press the release button on the right side of the computer with one hand while pulling up on the top of the cover with the other hand.

Press the release button on the left side of the computer with one hand while pulling up on the top of the cover with the other hand.

Hold the bottom of the computer with one hand, and then pull open the cover with the other hand.

Turn Off Computer

Turn off computer

window, click

Turn off

Start

button, and

20 Quick Reference Guide

release button

security cable slot

padlock ring

release button

Quick Reference Guide 21

CD/DVD drive

card fan

power supply

www.dell.com | support.dell.com

processor airflow shroud and fan

security cable slot

The Card Cooling Fan

NOTICE: PCI Express graphics cards that run higher than 75 watts (W) require an additional cooling fan

installed. Otherwise, your card could overheat and damage your computer.

If you ordered your computer with a graphics card that requires the fan, the fan is included. If a card fan is not present in your computer and you are installing a graphics card that runs higher than 75 W, contact Dell to purchase a card fan.

If the computer detects that you have installed a card that requires a fan, an error message appears.

For Dell contact information, see your

padlock ring

floppy drive (optional)

User's Guide

or go to

system board

support.dell.com

hard drive

and click

22 Quick Reference Guide

Opening Your Desktop Computer

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions

located in the Product Information Guide.

CAUTION: To prevent static damage to components inside your computer, discharge static electricity

from your body before you touch any of your computer’s electronic components. You can do so by touching an unpainted metal surface on the computer.

NOTICE: To avoid losing data, save and close any open files and exit any open programs before you turn

off your computer.

Shut down the operating system:

Save and close any open files, exit any open programs, click the click

Turn Off Computer

In the

Turn off computer

window, click

Turn off

The computer turns off after the operating system shutdown process finishes.

Ensure that the computer and any attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, turn them off now.

Slide the cover release latch to the left.

Raise the cover, and pivot it toward the front of the computer.

Start

button, and then

cover latch release

security cable slot

padlock ring

Quick Reference Guide 23

power supply

www.dell.com | support.dell.com

ecurity

cable slot

processor airflow shroud and fan

CD/DVD drive

floppy drive (optional)

hard drive

padlock ring

Caring for Your Computer

To help maintain your computer, follow these suggestions:

• To avoid losing or corrupting data, never turn off your computer when the hard drive light is on.

• Schedule regular virus scans using virus software.

24 Quick Reference Guide

• Manage hard drive space by periodically deleting unnecessary files and defragmenting the drive.

• Back up files on a regular basis.

• Periodically clean your monitor screen, mouse, and keyboard (see your

User’s Guide

for more

information).

Solving Problems

Troubleshooting Tips

Follow the following tips when you troubleshoot your computer:

• If you added or removed a part before the problem started, review the installation procedures and ensure that the part is correctly installed.

• If a peripheral device does not work, ensure that the device is properly connected.

• If an error message appears on the screen, write down the exact message. The message may help technical support personnel diagnose and fix the problem(s).

• If an error message occurs in a program, see the program’s documentation.

• If the recommended action in the troubleshooting section is to see a section in your

Guide

, go to

support.dell.com (on another computer if necessary) to access your

Guide.

Resolving Software and Hardware Incompatibilities

If a device is either not detected during the operating system setup or is detected but incorrectly configured, you can use the Hardware Troubleshooter to resolve the incompatibility. In the Microsoft incompatibilities.

Windows XP

To resolve incompatibilities using the Hardware Troubleshooter:

Windows® 2000 operating system, you can also use Device Manager to resolve

Click the

Ty p e

Start

button and click

Help and Support

hardware troubleshooter

in the

field and click the arrow to start

the search.

Click

Hardware Troubleshooter

In the

Hardware Troubleshooter

on my computer

, and click

in the

Search Results

list, click

list.

I need to resolve a hardware conflict

User’s

Windows 2000

To resolve incompatibilities using Device Manager:

Click the

In the

Click the

Click

Start

button, point to

Control Panel

Hardware

tab.

Device Manager

View

and click

Resources by connection

Settings

, and then click

window, double-click

System

Control Panel

Quick Reference Guide 25

Double-click

Incorrectly configured devices are indicated by a yellow exclamation point ( the device has been disabled.

Double-click any device marked with an exclamation point to display the

The

Device status

reconfigured.

Reconfigure the devices or remove the devices from the Device Manager. See the documentation that came with the device for information on configuring the device.

To resolve incompatibilities using the Hardware Troubleshooter:

www.dell.com | support.dell.com

Click the

Click

Troubleshooting and Maintenance

troubleshooters

In the

Hardware Troubleshooter

computer

Using Microsoft Windows XP System Restore

The Microsoft Windows XP operating system provides System Restore to allow you to return your computer to an earlier operating state (without affecting data files) if changes to the hardware, software, or other system settings have left the computer in an undesirable operating state. See the Windows Help and Support Center (see "Finding Information and Assistance" on page 5) for information about using System Restore.

Interrupt request (IRQ)

area in the

Start

button and click

, and then click

and click

Properties

Help

Hardware

list, click

) or a red X if

Properties

window.

window reports the cards or devices that need to be

on the

Contents

tab, click

Windows 2000

I need to resolve a hardware conflict on my

NOTICE: Make regular backups of your data files. System Restore does not monitor your data files

or recover them.

Creating a Restore Point

Click the

Click

Follow the instructions on the screen.

Restoring the Computer to an Earlier Operating State

NOTICE: Before you restore the computer to an earlier operating state, save and close any open files

and exit any open programs. Do not alter, open, or delete any files or programs until the system restoration is complete.

Click the

Start

System Restore

Start

System Restore

Ensure that

26 Quick Reference Guide

button and click

Help and Support

button, point to

All Programs→

Accessories→

Restore my computer to an earlier time

System Tools

is selected and click

, and then click

Click a calendar date to which you want to restore your computer.

The

Select a Restore Point

screen provides a calendar that allows you to see and select restore

points. All calendar dates with available restore points appear in boldface type.

Select a restore point and click

If a calendar date has only one restore point, then that restore point is automatically selected. If two or more restore points are available, click the restore point that you prefer.

Click

Restoration Complete

The

screen appears after System Restore finishes collecting data and

then the computer restarts.

After the computer restarts, click OK.

To change the restore point, you can either repeat the steps using a different restore point, or you can undo the restoration.

Undoing the Last System Restore

NOTICE: Before you undo the last system restore, save and close all open files and exit any open

programs. Do not alter, open, or delete any files or programs until the system restoration is complete.

Click the

System Restore

Click

The

Start

button, point to

Undo my last restoration

System Restore

screen appears and the computer restarts.

All Programs→ Accessories→ System Tools

and click

, and then click

After the computer restarts, click OK.

Enabling System Restore

If you reinstall Windows XP with less than 200 MB of free hard-disk space available, System Restore is automatically disabled. To see if System Restore is enabled:

Click the

Click

Click the

Ensure that

Start

button and click

Control Panel

Performance and Maintenance

System

System Restore

tab.

Turn off System Restore

is unchecked.

Quick Reference Guide 27

Using Last Known Good Configuration

Restart your computer and press <F8> when the message Please select the

operating system to start

Highlight Last Known Good Setting, press <Enter>, press <l>, and then select your operating system when prompted.

Other Options to Help Resolve Additional Device or Software Conflicts

NOTICE: The following processes erase all of the information on your hard drive.

• Reinstall your operating system using the operating system installation guide and operating system CD.

www.dell.com | support.dell.com

During the operating system reinstallation, you can select to delete the existing partitions and reformat your hard drive.

• Reinstall all drivers, beginning with the chipset, using the

Dell Diagnostics

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions

located in the Product Information Guide.

When to Use the Dell Diagnostics

If you experience a problem with your computer, perform the checks in "Solving Problems" on page 25 and run the Dell Diagnostics before you contact Dell for technical assistance.

It is recommended that you print these procedures before you begin.

appears.

Drivers and Utilities

NOTICE: The Dell Diagnostics works only on Dell™ computers. Using this program with other computers

can cause incorrect computer responses or result in error messages.

The Dell Diagnostics allow you to:

• Perform quick checks or extensive tests on one or all devices

• Choose how many times a test is run

• Display or print test results or save them in a file

• Suspend testing if an error is detected or terminate testing if a certain number of errors occur

• Access online

• Read status messages that tell you whether tests completed successfully

• Receive error messages if problems are detected

28 Quick Reference Guide

Help

screens that describe the tests and how to run them

Starting the Dell Diagnostics From Your Hard Drive

Turn on (or restart) your computer.

When the DELL™ logo appears, press <F12> immediately.

NOTE: If you see a message stating that no diagnostics utility partition has been found,

see "Starting the Dell Diagnostics From the Drivers and Utilities CD" on page 29.

If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft Windows desktop. Then shut down your computer and try again. For more information on shutting down your computer, see your

When the boot device list appears, highlight

When the Dell Diagnostics information on the tests, see your

Starting the Dell Diagnostics From the Drivers and Utilities CD

Insert the

Shut down and restart the computer. For more information on shutting down your computer, see your

When the DELL logo appears, press <F12> immediately.

Drivers and Utilities

User’s Guide.

Main Menu

User’s Guide.

CD.

Boot to Utility Partition

appears, select the test you want to run. For more

User’s Guide.

and press <Enter>.

If you wait too long and the Windows logo appears, continue to wait until you see the Windows desktop. Then shut down your computer and try again. For more information on shutting down your computer, see your

NOTE: The next steps change the boot sequence for one time only. On the next start-up, the computer

boots according to the devices specified in system setup.

When the boot device list appears, highlight

Select the

Ty p e 1 to start the ResourceCD menu.

Ty p e 2 to start the Dell Diagnostics.

Select

IDE CD-ROM Device

Boot from CD-ROM

option from the CD boot menu.

option from the menu that appears.

Run the 32 Bit Dell Diagnostics

User’s Guide.

IDE CD-ROM Device

and press <Enter>.

from the numbered list. If multiple versions are listed,

select the version appropriate for your computer.

When the Dell Diagnostics information on the tests, see your

Main Menu

User’s Guide.

appears, select the test you want to run. For more

Quick Reference Guide 29

Before You Start Testing

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions

in the Product Information Guide.

• Turn on your printer if one is attached.

• Enter system setup, review your computer’s configuration information, and enable all of your computer’s components and devices, such as connectors.

Beep Codes

Your computer might emit a series of beeps that can identify a problem. One possible series

www.dell.com | support.dell.com

(code 1-3-1) consists of one beep, a burst of three beeps, and then one beep. This series tell you that the computer encountered a memory problem.

If a beep code is emitted, write it down and look it up in the following table.

Code Cause

1-1-2 Microprocessor register failure

1-1-3 NVRAM read/write failure

1-1-4 ROM BIOS checksum failure

1-2-1 Programmable interval timer failure

1-2-2 DMA initialization failure

1-2-3 DMA page register read/write failure

1-3 Video Memory Test failure

1-3-1 through 2-4-4 Memory not being properly identified or used

3-1-1 Slave DMA register failure

3-1-2 Master DMA register failure

3-1-3 Master interrupt mask register failure

3-1-4 Slave interrupt mask register failure

3-2-2 Interrupt vector loading failure

3-2-4 Keyboard Controller Test failure

3-3-1 NVRAM power loss

3-3-2 Invalid NVRAM configuration

3-3-4 Video Memory Test failure

3-4-1 Screen initialization failure

3-4-2 Screen retrace failure

3-4-3 Search for video ROM failure

30 Quick Reference Guide

+ 296 hidden pages