Dell XPS H233 User Manual

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Information in this document is subject to change without notice.
1997 Dell Computer Corporation. All r ig hts reserved.
Reproduction in any manner whatsoever without the written permission of Dell Computer Corporati on is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, and OptiPlex are registered tradem a rks , Dell Dimension is a trademar k, and DellWare is a
registered service mark of Dell Computer Corporation; Intel is a registered trademark and MMX is a trademark of Intel Corporation; Microsoft,
Windows, and Windows NT are registered trademarks of Mi crosoft Corporation.
Other trademarks and t rade names may be used in this document to refer to either the ent itie s claiming the marks and nam es or th eir products. Dell Computer Corporation disclaims any pro prietary interest in trademarks and trade names other th an i ts own.
January 1997 P/N 84974

Safety Instructions

U
se the following safety guidelines to he lp protect your computer system from potential damage and to ensure your own personal safety.
W
hen Using Your Computer
System
As you use your computer system, observe the fo llow ing safety guidelines:
To help avoid damaging your computer, be sure the voltage selection switch on the power supply is set to match the alternating current (AC) power available at your location:
— 115 volts (V)/60 hertz (Hz) in most of North and
South America and some Far Eastern countries such as Japan, South Korea, and Taiwan
— 230 V/50 Hz in most of Europe, the Middle
East, and the Far East
Also be sure your monitor and attached peripherals are electrically rated to operate with the AC power available in your location.
To help avoid possible damage to the system board, wait 5 seconds after turning off the system before removing a component from the system bo ard or d is­connecting a peripheral device from the computer.
To help prevent electric shock, plug the computer and peripheral power cables into properly grounded power sources. These cables are equipped with 3-prong plugs to help ensure proper grounding. Do not use adapter plugs or remove the groundin g prong from a cable. If you must use an extension cable, use a 3-wire cable with properly grounded plugs.
To help protect your computer system from sudden, transient increases and decreases in electrical power, use a surge suppressor, line conditioner, or un­interruptible power su ppl y.
Be sure nothing r ests on your compu t er system’s cables and that the cables are not located where they can be stepped on or tripped over.
Do not spill food or liquids on your computer. If the computer gets we t, consult your Diagnostics and
Troubleshooting Guide.
Do not push any objects into the openings of your computer. Doing so can cause fire or electric shock by shorting out interior components.
Keep your computer away from radiators and heat sources. Also, do not block cooling vents. Avoid placing loose papers underneath yo ur computer; do not place your computer in a closed-in wall unit or on a bed, sofa , or rug.
E
rgonomic Computing Habits
WARNING: Improper or prolonged keyboard use may result in injury.
For comfort and efficiency, observe the following ergo­nomic guidelines when setting u p and using your computer system:
Position your system so that the monitor and key­board are directly in front of you as you work. Special shelves are available (from Dell and other sources) to help you correctly po sition your keyboard.
v
Set the monitor at a comfortable viewing distance (usually 510 to 610 millimeters [20 to 24 inches] from your eyes).
Make sure the monitor screen is at eye level or slightly lower when you are sitting in front of the monitor.
Adjust the tilt of the monitor, its contrast and bright­ness settings, and the lighting around you (such as overhead lights, desk lamps, and the curtains or blinds on nearby windows) to minimize reflections and glare on the monitor screen.
Use a chair that provides good lower back support.
Keep your forearms horizontal with your wrists in a neutral, comfortable position while using the key­board or mouse.
monitor screen at or below eye level
wrists relaxed and flat
Always leave space to rest your hands while using the keyboard or mouse.
Let your upper arms hang naturally at your sides.
Sit erect, with your feet resting on the floor and your thighs level.
When sitting, make sure the weight of your legs is on your feet and not on the front of your chair seat. Adjust your chair’s height or use a footrest, if neces­sary, to maintain proper posture.
Vary y our wor k activ iti es. Try to or gan ize y our work so that you do not have to type for extended periods of time. When you stop typing, try to do things that use both hands.
monitor and keyboard positioned directly in front of user
arms at desk level
vi
feet flat on the floor
W
hen Working Inside Your
Computer
Before you remove the computer cover, perform the fol­lowing steps in the sequence indicated.
Handle components and cards with care. Don’t touch
the components or contacts on a card. Hold a card by its edges or by its metal mounting bracket. Hold a component such as a microprocessor chip by its edges, not by its pins.
CAUTIONS: Do not attempt to service the com­puter system yourself, except as explained in this guide and elsewhere in Dell documentation. Always follow installation and service instructions closely.
To help avoid possible damage to the system board, wait 5 seconds after turning off the system before removing a component from the system board or disconnecting a peripheral device from the computer.
1. Turn off your computer and any peripherals.
2. Disconnect your computer and peripherals from
their power sources. Also, disconnect any tele­phone or telecommunication lines from the computer.
Doing so reduces the potential for personal injury or shock.
3. Touch an unpainted metal surface on the chassis,
such as the metal around the card-slot openings at the back of the computer, before touching any­thing inside your computer.
While you work, periodically touch an unpainted metal surface on the computer chassis to dissipate any static electricity that might harm internal components.
In addition, take note of these safety guidelines when appropriate:
When you disconnect a cable, pull on its connector
or on its strain-relief loop, not on the cable itself. Some cables have a connector with locking tabs; if you are disconnecting this type of cable, press in on the locking tabs before disconnecting the cable. As you pull connectors apart, keep them evenly aligned to avoid bending any connector pins. Also, before you connect a cable, make sure both connectors are correctly oriented and aligned.

Protecting Against Electrostatic Discharge

Static electricity can harm delicate components inside your computer . To prevent static damage, di schar ge static electricity from your body before you touch any of your computer’s electronic components, such as the micro­processor. You can do so by touching an unpainted metal surface on the computer chassis.
As you continue to work inside the computer, periodi­cally touch an unpainted metal surface to remove any static charge your body may have accumulated.
In addition to the preceding precautions, you can also take the following steps to prevent damage from electro­static discharge (ESD):
When unpacking a static-sensitive component from
its shipping carton, do not remove the component from the antistatic packing material until you are ready to install the component in your computer. Just before unwrapping the antistatic packaging, be sure to discharge static electricity from your body.
When transporting a sensitive component, first place
it in an antistatic container or packaging. Handle all sensitive components in a static-safe area.
If possible, use antistatic floor pads and workbench pads.
The following caution may appear throughout this docu­ment to remind you of these precautions:
CAUTION: See “Protecting Against Electrostatic Discharge” in the safety instructions at the front of this guide.
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Preface

A
bout This Guide
This guide is intended for anyone who uses a Dell Dimension XPS H233 computer system. It can be used by both first-time and experienced computer users who want to learn about the computer. The chapters and appendixes are summarized as follows:
Everyone should read Chapter 1, “Introduction,” for an overview of system features, instructions on accessing the online System User’s Guide, and infor- mation on getting help if you need it.
Everyone should read Chapter 2, “Using Configur a­tion Software,” to familiarize themselves with the system setup program and ISA Configuration Utility. Users who want to make configuration changes to their systems or who want to use the password fea­tures can get full descriptions of these programs in the online System User’s Guide.
Chapter 3, “Inside Your Computer,” is intended for users who need to remove the computer cover to access internal components. The procedures for installing any upgrades are included in the online System User’s Guide.
Appendix A, “Beep Codes and System Messages,” documents status and error messages generated by the computer’s basic input/output system (BIOS) and the ISA Configuration Utility. Included are pos­sible causes and corrective actions.
Appendix B, “Regulatory Notices,” is for users who are interested in which regulatory agencies have tested and approved the Dell Dimension XPS H233 system.
Appendix C, “Warranties and Return Policy,” describes the warranty for your Dell system and the “total satisfaction” return policy.
W
arranty and Return Policy
Information
Dell Computer Corporation (“Dell”) manufactures its hardware products from parts and compon ents that are new or equivalent to new in accordance with industry­standard practices. For information about the Dell warranty for your system, see Appendix C, “Warranties and Return Policy.”
O
ther Documents You May Need
Besides this Referen ce Guide, t h e following documenta­tion is included with your sy stem:
The Getting Started sheet provides the steps for set­ting up your computer system.
The Windows-based online System User’ s Guide con­tains important information about your computer system, including descriptions of system features and software, instructions for attaching devices to the connectors on your computer’s back panel, and procedures for performing various upgrades such as installing additional memory o r dr ives.
The Diagnostics and Troubleshooti ng Guide includ es troubleshooting procedures and instructions for using the diskette-based diagnostics to test your computer system.
ix
You may also have one or more of the following documents.
NOTE: Documentation updates are sometimes included with your system to describe changes to your system or software. Always read these updates before consultin g any other documentation because the updates often con­tain the latest information.
Operating system documentation is included if you
ordered your operating system software from Dell. This documentation describes how to install (if nec­essary), configure, and use your operating system software.
Video card documentation from the card manufac-
turer describes the video drivers included with the system. Only users who want to change the default video driver or reinstall t he video driv er need to r ead this documentation in detail.
Documentation is included with any options you
purchase separately from your system. This docu­mentation includes information that you need if you plan to configure and install these options in your Dell computer. Installation instructions for the options are included in the online System User’s Guide.
The Dell Service and Support Po licies is an online
reference to Dell’s service and support policies, guarantees, and warranties. It applies to the United States only. The Dell Service and Support Policies is located in the Dell Accessories group or folder.
Technical information files—sometimes called
“readme” files—may be installed on your hard-disk drive to provide last-minute updates about technical changes to your system or advanced technical refer­ence material intended for experienced users or technicians.
N
otational Conventions
The following subsections describe notational conven­tions used in this document.

Warnings, Cautions, and Notes

Throughout this guide, there may be blocks of text printed in bold type within boxes or in italic type. These blocks are warnings, cautions, and notes, and they are used as follows:
WARNING: A WARNING indicates the potential for bodily harm and tells you how to avoid the problem.
CAUTION: A CAUTION indicates either poten­tial damage to ha rdware or loss of data and tells you how to avoid the problem.
NOTE: A NOTE indicates important information that helps you make better use of your computer system.

Typographical Conventions

The following list defines (where appropriate) and illus­trates typographical conventions used as visual cues for specific elements of text throughout this document:
Keycaps, the labeling that appears on the keys on a
keyboard, are enclosed in angle brackets. Example: <Enter> Key combinations are series of keys to be pressed
simultaneously (unless otherwise indicated) to per­form a single function.
Example: <Ctrl><Alt><Del> Commands presented in lowercase bold are for refer-
ence purposes only and are not intended to be typed when referenced.
Example: “Use the format command to . . . .”
In contrast, commands presented in th e Courier New font are part of an instruction and intended to be typed.
Example: “Type in drive A.”
format a:
to format the diskette
x
Filenames and directory names are presented in lowercase bold.
Examples: autoexec.bat and c:\windows
Command lines consist of a command and may include one or more of the command’s possible parameters. Command lines are presented in the Courier New font.
Example:
del c:\myfile.doc
Screen text is text that appears on the screen of your monitor or display. It can be a system message, for example, or it can be text that you are instructed to type as part of a command (referred to as a comman d line). Screen text is presented in the Courier New font.
Example: The message
available
Example: “Type
Variables are placeholders for which you subs titute a value. They are presented in italics.
Example: SIMMn (where n represents the SIMM socket designation)
appears on your screen.
No boot device
md c:\dos
and press <Enter>.”
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Contents

Chapter 1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
System Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Accessing Online Documentation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Getting Help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Chapter 2
Using Configuration Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
System Setup Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Entering the System Setup Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
System Setup Screens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Using the System Setup Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Responding to Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Disabling a Forgotten Password . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
ISA Configuration Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
When to Run the ISA Configuration Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Quick Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Preparing to Use the ISA Configuration Utility. . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Backing Up the ISA Configuration Utility Diskette. . . . . . . . . . . . . . . . . . . 2-5
Starting the ISA Configuration Utility. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Accessing Help. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Making Selections in the ISA Configuration Utility . . . . . . . . . . . . . . . . . . . . . . 2-6
Chapter 3
Inside Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Safety First—For You and Your Computer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Removing the Computer Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-2
Replacing the Computer Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Unpacking Your Hardware Option. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
xiii
Internal Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Jumpers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
System Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Appendix A
Beep Codes and System Messages. . . . . . . . . . . . . . . . . . . . . . . . A-1
POST Beep Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1
System Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-4
ISA Configuration Utility Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-6
ISA Configuration Utility Error Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-6
Configuration Manager Messages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-10
Appendix B
Regulatory Notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
FCC Notices (U.S. Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
Class A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
Class B. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
IC Notice (Canada Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
CE Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
Appendix C
Warranties and Return Policy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1
Limited Three-Year Warranty (U.S. Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1
Coverage During Year One. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1
Coverage During Years Two and Three . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-2
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-2
Limited Three-Year Warranty (Canada Only). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-2
Coverage During Year One. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-3
Coverage During Years Two and Three . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-3
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-3
“Total Satisfaction” Return Policy (U.S. and Canada Only) . . . . . . . . . . . . . . . . . . . C-4
Index
xiv
Figures
Figure 2-1. Main Screen of the System Setup Program . . . . . . . . . . . . . . . . . . . . 2-3
Figure 2-2. ISA Configuration Utility Window . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Figure 3-1. Removing the Computer Cover (Mini Tower Chassis) . . . . . . . . . . . 3-2
Figure 3-2. Inside the Desktop Chassis. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
Figure 3-3. Inside the Mini Tower Chassis. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Figure 3-4. System Board Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Figure 3-5. System Board Jumpers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Tables
Table 2-1. System Setup Navigation Keys. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Table 2-2. ISA Configuration Utility Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Table 3-1. System Board Connectors and Sockets . . . . . . . . . . . . . . . . . . . . . . . 3-7
Table 3-2. System-Board Jumper Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-9
Table A-1. POST Beep Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A-2
Table A-2. System Error Messages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A-4
Table A-3. ISA Configuration Utility Messages. . . . . . . . . . . . . . . . . . . . . . . . . .A-7
Table A-4. Configuration Manager Messages . . . . . . . . . . . . . . . . . . . . . . . . . .A-11
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Chapter 1

Introduction

T
he Dell Dimension™ XPS H233 computer system is a high-speed personal computer designed around an Intel microprocessor with MMX combines high-performance Peripheral C omponent Inte r­connect (PCI) design with Industry-Standard Architecture (ISA) design, allowing a wide range of initial configura­tions and upgrade possibilit ie s.
This chapter describes the major hardware and software features of your computer, provides information about accessing the online documentation, and tells you how to obtain help if you need it.
S
ystem Features
Your Dell® computer offers the following features:
An Intel microprocessor that runs at an internal speed of 233 megahertz (MHz) and an external speed of 66 MHz.
The Intel microprocessor in your computer includes MMX technology designed to handle complex mul­timedia and communications software. This microprocessor incorporates new instructions and data types as well as a technique called Single Instruction, Multiple Data (SIMD) that allows the microprocessor to process multiple data elements in parallel, thereby improving overall system performance.
A secondary cache of 512 kilobytes (KB) of static random-access memory (SRAM) is included within the single-edge contact (SEC) cartridge, which also contains the microprocessor. Math coprocessor func­tionality is internal to the microprocessor.
technology. This system
®
A high-spee d, high-resol ution PCI video c ard that takes advantage of the computer’s local bus. (Documentation from the video card manufacturer is included with your system.)
Memory that can be increased up to 128 megabytes (MB) by installing two or four 16- or 32-MB extended-data out (EDO) single in-line memory modules (SIMMs) in the four SIMM sockets on the system board. EDO memory devices offer improved performance over fast-page-mode devices because they extend the time that data is held after a read cycle ends. This extension allows the next read cycle to begin while the data is still being latched from the previous read cycle.
The system provides error correction code (ECC) capability whenever parity SIMMs are used. The system’s ECC capability corrects all single-bit mem­ory errors and detects all multibit memory errors. If you mix parity and nonparity SIMMs, the system does not provide ECC capability.
Full Plug and Play capability , which can greatly sim­plify the installation of expansion cards. Plug and Play support included in the system basic input/ output system (BIOS) allows you to ins tall Plug and Play expansion cards without setting jumpers or switches or performing other configuration tasks. Also, because the system BIOS is stored in flash memory, it can be updated to support future enhancements to the Plug and Play standard.
The system board includes the followin g built-in features:
Three 32-bit PCI expansion slo ts, through which you can connect high-speed PCI peripherals to the PCI bus—greatly increasing their input/output (I/O) speeds over the speeds attainable using the ISA bus.
Introduction 1-1
Two 16-bit ISA expansion slots.
One shared PCI/ISA expansion slot containing both a PCI and an ISA expansion-card connector, only one of which can be used at any given time.
An integrated diskette drive interface.
Enhanced integrated drive electronics (EIDE) sup­port. Both EIDE channels are located on the PCI bus to provide faster throughput. The primary EIDE channel supports up to two extremely high-capacity EIDE hard-disk drives, while the secondary EIDE channel supports up to two EIDE CD-ROM drives and/or EIDE tape drives.
One high-performance serial port and one bidirec­tional parallel port for connecting external devices. The Parallel Port Type category in the system setup program can be used to set the parallel port for AT, Personal System/2 (PS/2), Extended Capabilities Port (ECP), or Enhanced Parallel Port (EPP) mode.
NOTE: Options that use ECP mode may come with special drivers that must be installed to use this mode.
Two Universal Serial Bus (USB) ports, which can simplify connecting peripheral devices such as Key­boards, mice, printers, and computer speakers, if available. The USB connectors on your computer’s back panel provide a single connection point for multiple USB-compliant devices. USB-compliant devices can also be connected and disconnected while the system is running.
A PS/2-style keyboard port and a PS/2-compatible mouse port.
The following software is included with your Dell com­puter system:
Microsoft® Windows® 95 or Windows NT® 4.0 or later installed on your hard-disk drive. For more information, see your operating system documentation.
The system setup program for quickly viewing and changing the system configuration information for your computer . For m ore information, see “Using the System Setup Program” in the online System User’s Guide.
A standard set of video drivers provided with the video card installed in your computer for supporting video resolutions greater than 640 x 480 pixels. Before changing the resolution, check the monitor documentation to determine the supp orted resolu­tions and refresh rate s. On systems running Windows 95, check the operating system documen­tation for instructions on changing th e resolution.
Dell diagnostics for evaluating the computer’s com­ponents and devices. For mo re informat ion, see your Diagnostics and Troubleshooting Guide.
A
ccessing Online
Documentation
The online System User’ s Guide i nstall ed on yo ur hard- dis k drive contains information on the following topics:
How to use the online System User’s Guide
System features
Audio controller
System setup program
Configuring expansion cards
Connecting external devices
Maintaining the system
Installing system board options
Installing drives
Contacting Dell
The guide also contains a glossary of commonly used computer terms and abbreviations.
The System User’ s Guide is located in the Dell Accessories folder.
To print any of the topics from this guide, click the Print button.
NOTE: Text in pop-up windows cannot be printed.
1-2 Dell Dimension XPS H233 System Reference Guide
G
etting Help
Dell provides a number of tools to help you if you don’t understand a procedure described in this guide or if your system does not perform as expected. For in formatio n on these help tools, see the chapter titled “Getting Help” in your Diagnostics and Troubleshooting Guide or the “Contacting Dell” section in the online System User’s
Guide.
Introduction 1-3
1-4 Dell Dimension XPS H233 System Reference Guide
Chapter 2

Using Configuration Software

T
his chapter provides an overview of two important programs that you may need to use with your computer system—the system setup program and the ISA Configu­ration Utility. Both of these programs are used to configure your computer system, and the system setup program is additionally used to enable and disable your system’s password features. This chapter introduces these programs and tells you how to start them. Besides the online help provided in both of these programs, you can find complete descriptions of their features and function s in the online System User’s Guide.
S
ystem Setup Program
Each time you turn on y our co mpu t er system or press the reset button, the system compares the hardware installed in the system to the hardware listed in the conf iguration information stored in nonvolatile random-access memory (NVRAM) on the system board. If the system detects a discrepancy between the two, it generates error messages that identify the incorrect configuration settings. The sys­tem then prompts you to enter the system setup program to correct the setting.
You can use the system setup program as follows:
To change the system configuration information after you add, change, or remove any hardware in your system
To set or change user-selectable options—for example, the time or date on your system
After you make changes to system setup program set­tings, you have the option of rebooting the system to implement the changes.
After you set up your system, run the system setup program to familiarize yourself with your system
configuration information and optional settings. Dell rec­ommends that you print the system setup program screens (by pressing the <Print Scrn> key) or write down the information for future reference.
Before you use the system setup program, you need to know the kind of hard-disk drive(s) and diskette driv e(s) installed in your computer. If you are unsure of any of this information, see the online Manufacturing Test Report in the Dell Accessories folder.
E
ntering the System Setup
Program
Enter the system setup program as follows:
1. Turn on (or reboot) your system.
2. When prompted, press <Del> enter the system setup program.
If you wait too long and t he operating system begins to load into memory, let the system complete the load operation. Then shut down the system and repeat steps 1 and 2.
NOTE: To ensure an orderly system shutdown, con­sult the documentation that accompanied your operating system.
You can also enter the system setup program by respond­ing to certain error messages.
immediately
to
Using Configuration Software 2-1
S
ystem Setup Screens
The system setup screens (an example of the Main screen is shown in Figure 2-1) display the current setup and con­figuration inf ormation and optional settings for your system. Information on the screen is organized in four areas:
Menu bar At the top of each screen is a menu bar for accessing
the five main screens in the system setup program.
Configuration options The box on the left side of each screen lists catego-
ries that define the installed hardware in your system.
Fields beside the categories contain options or values. You can change those that are enclosed in brackets. Values that are not enclosed in brackets contain status information reported by the system.
Help The box on the right side of each screen displays
help information for the category with a currently highlighted field .
Key function s The bottom area of each screen lists keys and their
functions within the currently displayed screen of the system setup program.
Table 2-1. System Setup Navigation
Keys
Keys Action
Displays help information.
l
Returns to the parent menu.
Moves the cursor up or d own to
or
or
or
select an item.
Moves the cursor to the previ­ous or next menu option or category.
Increases or decreases the cur­rent value in the selected field or cycles through options for the selected category.
Selects the submenu for the current category (if there is one) or, on the Exit menu, exe­cutes the current command. In the System Time and System Date categories, pressing <Enter> moves the cursor to the next field.
U
sing the System Setup Program
Table 2-1 lists the keys you use to view or change infor­mation on the system setup screens and to exit the program.
2-2 Dell Dimension XPS H233 System Reference Guide
or
Reverts all settings to the initial defaults.
Reverts the settings to the last saved configuration.
In the System Time and System Date categories, moves the cur­sor to the next or previous field.
configuration options
menu bar
help
Figure 2-1. Main Screen of the System Setup Program
R
esponding to Error Messages
If an error message appears on your monitor screen while the system is booting, make a note of the message. Refer to Appendix A, “Beep Codes and System Messages,” fo r an explanation of the message and suggestions for cor­recting any errors.
D
If you forget your user or setup password, you will be unable to operate your system or change settings in the system setup program, respectively, until you disable the password. Disabling the password involves removing the computer cover and changing a jumper setting (twice) on the system board.
NOTE: You disable both passwords at the same time.
key functions
isabling a Forgotten Password
Using Configuration Software 2-3
To disable a forgotten password, perform the following steps:
1. Remove the computer cover according to the instructions in “Removing the Computer Cover” in Chapter 3.
CAUTION: See “Protecting Against Electro­static Discharge” in the safety instructions at the front of this guide.
2. Refer to Table 3-2 and to Figure 3-5 for the set­tings and location of the password jumper on the system board.
3. Move the jumper plug to the appropriate setting to disable the passwords.
4. Replace the computer cover (see “Replacing the Computer Cover” in Chapter 3); reconnect your computer to its power source, and turn it on.
Booting your system with the password jumper set to the disabled position erases existing passwords.
NOTE: Before you assign a new user and/or setup password, you must reset the jumper plug to the enabled position.
5. After the system has completed the boot routine, turn off the system and remove the computer cover.
6. To reenable the password features, move the jumper plug to the appropriate position.
7. Replace the computer cover; reconnect the com­puter and peripherals to their power sources, and turn them on.
8. Assign a new user and/or setup password on the Security screen of the system setup program.
For information on assigning a new us er and/or setu p password, see “Using the System Setup Program” in the online System User’ s Guide.
I
SA Configuration Utility
NOTES: The ISA Configuration Utility is required only if you are using a non-Plug-and-Play operating system (such as Microsoft Windows NT 4.0 and earlier) and your system includes legacy Industry-Standard Architec­ture (ISA) exp ansion car d s. If you ar e us ing the Micr oso ft Windows 95 operating system, the functions provided by the ISA Configuration Utility are handled by the Device Manager, which can be accessed by double-clicking the System icon in the Control Panel. See your Windows 95 documentation for instructions on using the Device Man­ager to manage resources and resolve conflicts.
Because Dell ships only Plug and Play and Peripheral Component Interconnect (PCI) expansion cards on Dell Dimension systems that have a non-Plug-and-Play operating system, the ISA Configuration Utility is not provided with your system. You can download a copy of this utility from Dell’s TechC on nect Bulletin Board Ser­vice (BBS). For information on accessing the TechConnect BBS, see the chapter titled “Getting Help” in your Diagnostics an d Troubl eshooting Guide.
The ISA Configuration Utility is used to notify th e sys­tem of what expansion cards are installed and what resources they use. With this information, the system automatically configures Plug and Play expansion cards and PCI expansion cards and can tell you how to config­ure ISA expansion cards manually by setting jumpers or switches. Plug and Play and PCI expansion cards do not contain jumpers and switches; they are configured only through software.

When to Run the ISA Configuration Utility

Whenever you add or remove ISA expans ion cards on a system running the Windows NT operating system, you must run the ISA Configuration Utility to ensure that no two cards attempt to use the same resources (such as interrupt request [IRQ] lines).
Run the program befor e adding or removing any ISA expansion cards. The ISA Configuration Utility can iden­tify and resolve any resource conflicts, as well as indicate the proper jumper and switch settings for each expansion card to avoid such conflicts. Running the program first helps you determine how to config ure the ISA expan sion card before you install it in your computer.
2-4 Dell Dimension XPS H233 System Reference Guide

Quick Start

To quickly get started using this utility, follow these steps:
1. Perform any required preparatory steps before starting the utility.
Preparatory steps include making a program dis­kette, copying your mouse driver to this diskette, and making a backup copy of this diskette. See the next subsection, “Preparing to Use the ISA Configuration Utility,” for detailed instructions.
2. Start the ISA Configuration Utility.
Insert the backup copy of the program diskette into drive A, and turn on your computer or press the reset button.
NOTE: The ISA Configuration Utility takes a few minutes to load. During this time, the cursor may appear as a pointer rather than as an hourglass.
When the utility has finished loading, the ISA Con­figuration Utility window is displayed (see Figure 2-2).
3. Add, modify, or r emov e a card, or view resources for a card or other device.
For detailed instructions, see the “Configuring Expansion Cards” section in the online System User’s Guide.
4. Save your configuration, and exit the utility.
For detailed instructions, see the “Configuring Expansion Cards” section in the online System User’s Guide.

Preparing to Use the ISA Configuration Utility

Before using the ISA Configuration Utility for the first time, you must complete the following steps:
1. Create an ISA Configuration Utility program dis­kette by downloading the program from the TechConnect BBS or from the World Wide Web.
For information on accessing the TechConnect BBS, see the chapter titled “Getting Help” in your Diag- nostics and Troubleshooting Guide.
To download the program from the World Wide Web, go to www.dell.com and select Service & Sup­port. Select Software Updates, and then select System Utilities. Scroll through the list of utilities, and select the PnP DOS ISA Configuration Util option.
2. Copy your mouse driver file (mouse.exe) to your pro­gram diskette. Then add the mouse statement to the autoexec.bat file on the program diskette.
3. Make a backup copy of your program diskette as described in the next subsection, “Backing Up the ISA Configuration Utility Diskette.”
Use the backup copy whenever you run the utility; store the original program diskette in a safe place.
Backing Up the ISA Configuration Utility Diskette
Before using the ISA Configuration Utility, make a backup copy of the ISA Configuration Utility program diskette (just as you would with any other software) by performing the following steps:
1. Make sure you have a blank, high-density,
3.5-inch diskette.
2. Turn on your computer system if it is not already on.
3. Make a copy of the ISA Configuration Utility program diskette.
See your operating system documentation for instructions on making a copy of a diskette.
4. Store your original program diskette in a safe place.
Use only the backup diskette when running or installing the ISA Configuration Utility.

Starting the ISA Configuration Utility

After you have completed the pr ocedu re in “P repar ing t o Use the ISA Configuration Utility,” found earlier in this chapter, insert the backup copy of the ISA Configuration Utility program diskette into drive A. Then either turn on your computer or reboot it by pressing the reset button.
Using Configuration Software 2-5

Accessing Help

You can access online help in the ISA Configuration Utility in four ways:
You can select Contents from the Help menu to dis­play a list of topics. Select a topic and click the Help button. Help text on that topic appears in a dialog box.
For most dialog boxes, yo u can click the Hel p button to display information on the action you are performing.
From the ISA Configuration Utility window, you can press the <F1> key to display a list of available help topics.
To redisplay the last message you received from the ISA Configuration Utility, you can select Previous Message from the Help menu.
You can maneuver through each menu and dialog box using a mouse, or you can use the keys shown in T able 2-2. Each menu and menu option has an underlined character in its name. When you press the key for that character in conjunction with the <Alt> key, that menu or menu option is selected.
Table 2-2. ISA Configuration Utility Keys
Keys Action
<Alt><x><y> Displays the menu containing the
underlined letter x and performs the operation indicated by the menu item containing the under­lined letter y. For example, to save a file (that is, to display the File menu and select the Save menu option), press <Alt><f> and <s>.
Making Selections in the ISA Configura­tion Utility
The ISA Configuration Utility windo w is the main win­dow of the utility and the starting point for making expansion card changes. This window lists all ISA, Plug and Play, and PCI expansion cards currently installed in the computer. The ISA Configuration Utility window contains menus and a tool bar, as shown in Figure 2-2. When you choose an operation, the ISA Configuration Utility displays dialog boxes to guide you through the various steps.
Figure 2-2. ISA Configuration Utility Window
<Tab> Moves from one control button or
list to another.
Up- and down­arrow keys
<Spacebar> Highlights an item in a list. <Enter> Selects the highlighted button or
Moves up and down item s i n a l is t .
item in a list.
2-6 Dell Dimension XPS H233 System Reference Guide
Chapter 3

Inside Your Computer

Y
our Dell computer system supports a variety of inter­nal options that expand system capabilities. This chapter tells you how to remove the computer cover and familiar­izes you with the internal components you might handle if you install Dell hardware options.
B
efore You Begin
T o make workin g ins ide your com puter easi er, make sure you have adequate lighting and a clean work space. If you temporarily disconnect cables or remove expansion cards, note the posi tion of t he connectors and slots so that you can reassemble the system correctly.
You will use the information in this chapter every time you install a hardwar e opt ion i nside y our comp uter. Read this chapter carefully because the information is not repeated in detail elsewhere.
Safety First—For You and Your Computer
W orking i nside your com puter is safe— if you observe the following precautions.
WARNING FOR YOUR PERSONAL SAFETY AND PROTECTION OF YOUR EQUIPMENT
Before starting to work on your computer, per­form the following steps in the sequence indicated:
1. Turn off your computer and all peripherals.
2. Disconnect your computer and peripherals from their power sources to reduce the poten­tial for personal injury or shock. Also, disconnect any telephone or telecommunica­tion lines from the computer.
3. If you are disconnecting a peripheral from the computer or are removing a component from the system board, wait 5 seconds after turning off the computer before disconnecting the peripheral or removing the component to avoid possible damage to the system board.
4. Touch an unpainted metal surface on the computer chassis, such as the power supply, before touching anything inside your computer .
While you work, periodically touch an unpainted metal surface on the computer chassis to dissipate any static electricity that might harm internal components.
In addition, Dell recommends that you review the safety instructions at the front of this guide.
Inside Your Computer 3-1
R
emoving the Computer Cover
Remove the computer cover on a desktop or mini tower chassis as follows:
1. Observe the W arning for Y our Personal Safety and Protection of Your Equipment found earlier in this
chapter. Also, observe the safety instructions at the front of this guide.
2. If you have a mini tower chassis, turn it on its side.
NOTE: Place the chassis so that the foot hangs over the edge of the work surface and allows the chassis to lay flat.
3. Loosen the cover-mounting thumbscrew on the back of the chassis.
NOTE: The cover-mounting thumbscrew is captive and should be retained in the cover when loosened.
4. Facing the front of the chassis, place both hands palms down as shown in Figure 3-1. With your index fingers, press in the cover release latches, and slide the cover toward the back of the chassis approximately one inch. Then lift the cover away from the chassi s.
WARNING: Be sure to keep your hands clear of the metal edges on the chassis and fan guard as you slide the cover back. Sharp metal edges can cause cuts.
cover release latches (2)
Figure 3-1. Removing the Computer Cover (Mini Tower Chassis)
R
eplacing the Computer Cover
Replace the computer cover on a desktop or mini tower chassis as follows:
1. Check all cable connections, especially those that might have come loose during your work. Fold cables out of the way so that they do not catch on the computer cover or interfere with airflow inside the computer.
2. Check to see that no tools or extra parts (includ­ing screws) are left inside the computer.
3. Position the cover on the chassis approximately one inch back. Slide the cover forward until it locks into place.
4. Tighten the cover-mounting th umbsc rew o n t he back of the chassis.
cover-mounting thumbscrew
chassis foot
3-2 Dell Dimension XPS H233 System Reference Guide
U
npacking Your Hardwar e Option

Jumpers

When you remove an option from its shipping carton, you may find it wrapped in antistatic packing material designed to protect it from electrostatic damage. Do not remove the packing material until you are ready to install the option.
CAUTION: See “Protecting Against Electrostatic Discharge” in the safety instructions at the front of this guide.
For instructions on performing a particular upgrade, see your online System User’s Guide.
I
nternal Components
Figure 3-2 shows the desktop chassis with its cover removed, and Figure 3-3 shows the mini tower chassis with its cover removed. Refer to the appropriate illustra­tion to locate internal features and components.
When you look inside your computer, note the direct cur- rent (DC) power cables coming from the power supply. These cables supply power to the system board, to inter­nal drives, and to certain expansion cards that connect to external peripherals.
The flat ribbon cables are the interface cables for internal drives. An interface cable connects a drive to an interface connector on the system board or on an expansion card.
The system boar d—the large printed circuit board mounted vertically in the bottom half of the mini tower chassis or secured to the bottom of the desktop chassis— holds the computer’s control circuitry and other elec­tronic components. Some hardware options are install ed directly onto the system board.
During an installation procedure, you may be required to change a jumper setting on the system board and/or a jumper or switch setting on an expansion card or on a drive. Jumpers and switches provide a convenient and reversible way of reconfi gur ing the circuitry on a printed circuit board. For information on jumpers and switches, see the next two subsections, “Jumpers” and “Switches.”
Jumpers are small blocks on the system board with two or more pins emerging from them.
Plastic plugs containing a wire f it down over the pins. The wire connects the pins and creates a circuit.
To change a jumper setting, pull the plug off its pin(s) and carefully fit it down onto the pin(s) indicated.
CAUTION: Make sure your system is turned off before you change a jumper setting. Otherwise, damage to your system or unpredictable results may occur.
A jumper is referred to as open or u njumpered when the plug is pushed down over only one pin or if there is no plug at all. When the plug is pu sh ed down over two pins, the jumper is referred to as jumpered. The jumper setting is often shown in text as two numbers, such as 1-2. The number 1 is printed on the circuit board so that you can identify each pin number based on the location of pin 1.
Figure 3-5 shows the location and settings for the system board jumpers in your computer. See Table 3-2 for the designations, default settings, and functions of your sys­tem’s jumpers.

Switches

Switches control various circuits or functions in your computer system. The switches you are most likely to encounter are dual in-line package (DIP) switches, which are normally packaged in groups of two or more switches in a plastic case. Two co mmon types of DIP switches are slide switches and rocker switches (see the following illustration).
Inside Your Computer 3-3
slide switches rocker switches
Each of these switches has two positions, or ally on and
off
). To change the setting of a slide switch, use
settings
(usu-
a small, pointed object, such as a small screwdriver or a straightened paper clip, to slide the switch to the proper position. T o chan ge the setting of a rocker switch, use the screwdriver or paper clip to press down on the appropri­ate side of the switch. In either case, do not use a pen, pencil, or other object that might leave a residue on the switch.
filler brackets
chassis
system board
microprocessor cooling fan
power supply
DC power cables
diskette-drive interface cable
secondary hard-disk drive bracket
drive cage
drive bays (typical)
power button
card guide assembly (contains primary hard-disk drive)
bezel
Figure 3-2. Inside the Desktop Chassis
3-4 Dell Dimension XPS H233 System Reference Guide
hard-disk drive access indicator
reset button
microprocessor cooling fan

system board

power supply
DC power cables
diskette-drive interface cable
filler brackets
chassis
secondary hard-disk drive bracket
drive cage
drive bays (typical)
power button
hard-disk drive access indicator
reset button
bezel
card guide assembly (contains primary hard-disk drive)
Figure 3-3. Inside the Mini Tower Chassis
S
ystem Board
This section describes the system board in your com­puter, including the variou s connectors and sockets on the board as well as the system board jumper settings.
Figure 3-4 shows the system board connectors and sock­ets, and Table 3-1 describes their functions. Figure 3-5 shows the location of the system board jumpers, and Table 3-2 describes their functions.
Inside Your Computer 3-5
keyboard connector (KEYBRD)
microprocessor board connector (SLOT 1)
power input connector (POWER)
3.3-V power input connector (J7M1)
battery socket (BT9M1)
mouse connector (MOUSE)
USB connectors (USB)
serial port connector (SER1)
parallel port connector (P ARALLEL)
integrated audio controller jacks (LINE OUT, LINE IN, and MIC IN)
MIDI/game port connector (GAME/AUDIO)
CD-ROM drive audio cable connector (CDROM)
PCI expansion-card connectors (PCI1, PCI2, PCI3, and PCI4)
ISA expansion-card connectors (ISA1, ISA2, and ISA3)
microprocessor fan connector (J8L1)
primary EIDE channel connector (PRI IDE)
diskette-drive interface connector (FLOPPY)
secondary EIDE channel connector (SEC IDE)
control panel connector (J9D1)
SCSI hard-disk drive access indicator cable connector (HD LED)
system board jumpers
wave-table upgrade connectors (J7C1 and J7D1)
SIMM sockets (J6J1, J6J2, J7J1, and J7J2)
Figure 3-4. System Board Features
3-6 Dell Dimension XPS H233 System Reference Guide
Table 3-1. System Board Connectors and Sockets
Connector or Socket Description
BT9M1 Battery socket CDROM CD-ROM drive audio cable connector FLOPPY Diskette-drive interface connector GAME/AUDIO MIDI/game port connector HD LED SCSI hard-disk drive access indicator cable connector
*
ISAn J6J1, J6J2, J7J1, J7J2
ISA expansion-card connectors
SIMM sockets J7 C 1 , J 7 D 1 W ave-table upgrade connectors J7M1 3.3-V power input connector J8L1 Microprocessor fan connector J9A1 Not used J9D1 Control panel connector KEYBRD Keyboard connector LINE IN Line-in jack LINE OUT Line-out jack MIC IN Microphone jack MOUSE Mouse connector PARALLEL Parallel port connector; sometimes referred to as PCIn
*
PCI expansion-card connectors POWER Power input connector PRI IDE Primary EIDE channel connector
LPT1
PWR Not used
* Connectors ISA1 and PCI4 share a single card-slot opening, so only one of the two connectors can be used. NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the
online System User’s Guide.
Inside Your Computer 3-7
Table 3-1. System Board Connectors and Sockets
Connector or Socket Description
SEC IDE Secondary EIDE channel connector SER1 Serial port connector SLOT 1 SEC cartridge connector USB USB connectors
(continued)
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online
System User’s Guide
.
Figure 3-5. System Board Jumpers
3-8 Dell Dimension XPS H233 System Reference Guide
Table 3-2. System-Board Jumper Settings
Jumper Settings Description
A, pins 1-3; B, pins 1-6; C, pins 1-3 (microprocessor speed)
4 6
4 6
AB
1 3
1 3
A, pins 4-6 (reserved)
4 6
A
1 3
C, pins 4-6 (clear CMOS)
4 6
C
1 3
4 6
C
1 3
D, pins 1-3 (password)
4 6
D
1 3
4 6
D
1 3
4 6
1 3
The microprocessor’s internal speed is 233 MHz.
C
Reserved (
do not change
).
System setup settings are retained when the system boots (default setting).
System setup settings revert to their defaul ts when the system boots. (If system settings become so corrupted that the system does not boot, put the jumper plug on pins 4-5 and boot the system. Reset the jumper plug on pins 5-6 b efore rest oring t he system setup settings.)
The password features are enabled (default setting).
The password features are disabled.
indicates pin 1 NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online
jumpered
unjumpered
Inside Your Computer 3-9
System User’s Guide
.
Table 3-2. System-Board Jumper Settings
Jumper Settings Description
D, pins 4-6 (setup)
(continued)
4 6
Allows you to enter the system setup program (default setting).
D
1 3
4 6
Prevents you from entering the system setup program.
D
1 3
indicates pin 1 NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online
Guide
.
jumpered
unjumpered
System User’s
3-10 Dell Dimension XPS H233 System Reference Guide
Appendix A

Beep Codes and System Messages

Y
our application programs, the operating system, the ISA Configuration Utility, and the computer itself are capable of providing you with certain system error and status information. This information may take the form of a beep code that sounds through the computer’s speaker or a status or error message that appears on the monitor screen.
This appendix provides the information necessary for interpreting the beep codes and system messages gener­ated by the system basic input/output system (BIOS) and the ISA Configuration Utility. For other error messages, see the documentation for your application program or operating system.
NOTE: The error messages and beep codes found in the Diagnostics and Troubleshooting Guide apply only to Dell OptiPlex® systems; they do not correspond to the beep codes and error messages associated with you r Dell Dimension computer system. Use this appendix and not the Diagnostics and Troubleshooting Guide to interpret error messages and beep codes.
P
OST Beep Codes
If the monitor cannot display errors or problems, the computer may emit a series of beeps that identifies the problem. The beep code is a pattern of sounds that identi­fies a specific condition. For example, a burst of three beeps (beep code 3) means that a memory error occurred in the first 64 kilobytes (KB) of random-access memory (RAM). As another example, one beep followed by a burst of three beeps (beep code 1-3) indicates that no monitor is connected to the computer. Except for beep code 8, the conditions signaled by the beep codes prevent the system from completing the boot routine.
NOTE: It is normal for the computer to emit a single beep during the boot r o utine. Th is beep is not considered a beep code unless the computer is unable to complete the boot routine.
When the system emits a beep code, write it down and then find it in Table A-1. Table A-1 either provides a cor­rective action or helps you obtain technical assistance.
Beep Codes and System Messages A-1
Table A-1. POST Beep Codes
Beep Code Possible Cause Corrective Action
1 Memory refresh failure Reseat the SIMMs. If the problem persists, see the chapter titled
“Getting Help” in your Diagnostics and Troubleshoot ing Gu ide for instructions on obtaining technical assistance.
2 Memory parity error Reseat the SIMMs. If the problem persists, see the chapter titled
“Getting Help” in your Diagnostics and Troubleshoot ing Gu ide for instructions on obtaining technical assistance.
3 Memory failure in the first
64 KB of RAM
See the chapter titled “Getting Help” in your Diagnostics and Tr ouble- shooting Guide for instructions on obtaining technical assistance.
4 Timer failure See the chapter titled “Getting Help” in your Diagnostics and Tr ouble-
shooting Guide for instructions on obtaining technical assistance.
5 Microprocessor error See the chapter titled “Getting Help” in your Diagnostics and Tr ouble-
shooting Guide for instructions on obtaining technical assistance.
6 Gate A20 failure See the chapter titled “Getting Help” in your Diagnostics and Trouble-
shooting Guide for instructions on obtaining technical assistance.
7 Microprocessor exception
interrupt error
8 Video memory read/write
error
See the chapter titled “Getting Help” in your Diagnostics and Tr ouble- shooting Guide for instructions on obtaining technical assistance.
See the chapter titled “Getting Help” in your Diagnostics and Tr ouble- shooting Guide for instructions on obtaining technical assistance.
9 ROM checksum error See the chapter titled “Getting Help” in your Diagnostics and Tr ouble-
shooting Guide for instructions on obtaining technical assistance.
10 CMOS shutdo wn register
read/write error
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
See the chapter titled “Getting Help” in your Diagnostics and Tr ouble- shooting Guide for instructions on obtaining technical assistance.
A-2 Dell Dimension XPS H233 System Reference Guide
Table A-1. POST Beep Codes
Beep Code Possible Cause Corrective Action
(continued)
11 Cache memory error See the chapter titled “Getting Help” in your Diagnostics and Trouble-
shooting Guide for instructions on obtaining technical assistance.
1-2 No video card installed Install a video card in one of the expansion slots on the system
board. For instructions, see “Installing an Expansion Card” in the section on installing system board options in the online System User’s Guide.
1-3 No monitor connected Connect a monitor’s video cable to the video connector on the back
of the computer. For the location of the video connector, see “Back­Panel Features” in the features section of the online System User’s
Guide.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
Beep Codes and System Messages A-3
S
ystem Error Messages
The first column in Table A-2 lists (in alphabetical order) system error messages that may appear on the screen du r­ing the boot routine or during normal system operation. These messages can help you find the source of a prob­lem or lead you to a possible solution.
The second column in Table A-2 lists probable causes of the error messages listed in the first column. The third column either provides a corrective action or refers you to a source that provides a solution to the problem.
.
Table A-2. System Error Messages
Message Possible Cause Corrective Action
8042 Gate — A20 Error
Address Line Short!
C: Drive Error
C: Drive Failure Cache Memory Bad.
Do Not Enable Cache!
CH-2 Timer Error
CMOS Battery State Low
CMOS Checksum Fail­ure
Gate A20 of the keyboard controller is not operational.
An error has occurred in the address-decoding circuitry on the system board.
The first (or only) hard-disk drive is not responding.
One or more of the external cache memory chips is faulty, or the cache mem­ory circuitry on the micro­processor board is faulty.
An error has occurred in timer 2.
The battery charge is low. See the section on troubleshooting the battery in the
The battery charge may be low, or the system BIOS may be corrupted.
See the chapter titled “Getting Help” in your Diagnos- tics and T r oubl eshooting Guide for instructions on obtaining technical assistance.
See the chapter titled “Getting Help” in your Diagnos- tics and T r ouble-s hooting Gu id e for instructions on obtaining technical assistance.
See the section on troubleshooting hard-disk drives in the chapter titled “Checking Inside Your Computer” in your Diagnostics and T r ou bleshootin g Guide.”
See the chapter titled “Getting Help” in your Diagnos- tics and T r oubl eshooting Guide for instructions on obtaining technical assistance.
Run the System Set Test Group described in the chap­ter titled “Running the Diskette-Based Diagnostics” in your Diagnostics and T r ou bleshoot ing Guide.
chapter titled “Checking Inside Your Computer” in your Diagnostics and Troubleshootin g Guide.
See the section on troubleshooting the battery in the chapter titled “Checking Inside Your Computer” in your Diagnostics and Troubleshooting Guide. If nec- essary, see the chapter titled “Getting Help” in the same manual for instructions on obtaining technical assistance.
CMOS Display Type Mismatch
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
A-4 Dell Dimension XPS H233 System Reference Guide
The system configuration information for video mem­ory is incorrect.
Reboot the computer. If the problem persists, see the chapter titled “Getting Help” in your Diagnostics and Tr oubl eshooting Guide for instructions on obtaining technical assistance.
Table A-2. System Error Messages
Message Possible Cause Corrective Action
(continued)
CMOS Memory Size Mismatch
CMOS System Options Not Set
CMOS Time and Date Not Set
D: Drive Error D: Drive Failure
The system configuration informati on for system memory in the system setup program is incorrect.
The system configuration information in the system setup program is incorrect, or the battery charge may be low.
The system configuration information for time and date in the system setup program has not been s et, or the battery charge is low.
The second hard-disk drive is not responding.
Enter the system setup p rogram, a nd v erify th e syst em configuration information; then reboot the computer. If the problem persists, see the chapter titled “Getting Help” in you r Diagnos tics and Troubleshooting Gu ide for instructions on obtaining technical assistance.
Enter the system setup p rogram, a nd v erify th e syst em configuration information; then reboot the computer. If the problem persists, see the section on trouble­shooting the battery in the chapter titled “Checking Inside Your Computer” in your Diag nostics and Tr oublesh ooting Guide. If neither act ion provides a solu­tion, see the chapter titled “Getting Help” in the same manual for instructions on obtaining technical assis­tance.
Enter the system setup program, and reset the System Time and System Date categories. Also see the section on troubleshooting the battery in the chapter titled “Checking Inside Your Computer” in your Diagno stics and Troubleshooting Guide. If necessary, see the chapter titled “Getting Help” in the same manual for instruc­tions on obtaining technical assistance.
See the section on troubleshooting hard-disk drives in the chapter titled “Checking Inside Your Computer” in your Diagnostics and T r ou bleshootin g Guide.
Diskette Boot Fail­ure
The diskette in drive A can­not be used to boot the
Insert another bootable diskette into drive A, and reboot the system.
system.
DMA #1 Error DMA #2 Error
An error has occurred in one of the DMA channels.
See the chapter titled “Getting Help” in your Diagnos- tics and T r oubl eshooting Guide for instructions on obtaining technical assistance.
DMA Bus Time-out
A device has driven the DMA bus signal longer than the allowable 7.8 micro-
See the chapter titled “Getting Help” in your Diagnos- tics and T r oubl eshooting Guide for instructions on obtaining technical assistance.
seconds.
DMA Error
An error has occurred in the DMA controller.
See the chapter titled “Getting Help” in your Diagnos- tics and T r oubl eshooting Guide for instructions on obtaining technical assistance.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
Beep Codes and System Messages A-5
Table A-2. System Error Messages
Message Possible Cause Corrective Action
(continued)
FDD Controller Failure
HDD Controller Failure
INTR #1 Error
INTR #2 Error Invalid Boot
Diskette KB/Interface Error
Keyboard Error
Keyboard Is Locked... Unlock It
Uncorrectable ECC Error
The system BIOS cannot communicate with the built­in diskette/tape drive controller.
The system BIOS cannot communicate with the built­in EIDE interface.
One of the interrupt chan­nels has failed the POST.
There is no operating sys­tem on the diskette.
The keyboard may be faulty or improperly connected.
The system’s EC C circuitry has detected a multibit error that could not be corrected.
Run the Diskette Drives Test Group described in the chapter titled “Running the Diskette-Based Diagnos­tics” in your Diagnostics and T r ou bleshootin g Guide.
Run the Hard-Disk Drives (Non-SCSI) Test Group described in the chapter titled “Running the Diskette­Based Diagnostics” in your Diagnostics and
Troubles ho oting Guide. See the chapter titled “Getting Help” in your Diagnos-
tics and Troubleshooting Guide for instructions on
obtaining technical assistance. Insert another bootable diskette into drive A, and
reboot the system. Make sure the keyboard is properly connected. If the
problem persists, see the chapter titled “Getting Help” in your Diagnostics and Troubleshooting Guide for instructions on obtaining technical assistance.
Run the RAM Test Group described in the chapter titled “Running the Diskette-Based Diagnostics” in your Diagnostics and Troubleshootin g Guide.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
I
SA Configuration Utility
Messages
The ISA Configuration Utility and its Configuration Manager are capable of identifying problems and alerting you to them. Both utilities can alert you to problems with card configuration as well as problems that prevent proper operation of the utility. Tables A-3 and A-4 describe each type of message and list the possible causes and actions you can take to resolve any prob lems indi­cated by a message. See the following subsections to locate your message and identify any possible corrective actions.
A-6 Dell Dimension XPS H233 System Reference Guide

ISA Configuration Utility Error Messages

The ISA Configuration Utility can display a variety of error messages. These messages may alert you to prob­lems that prevent the utility from running correctly, or they may inform you of resource conflicts that prevent the configuration of various cards in your system. If you receive a message from the ISA Configuration Utility, see Table A-3 for suggestions on resolving any probl ems indicated by the message.
Table A-3. ISA Configuration Utility Messages
Message Probable Cause Corrective Action
At least one Plug and Play card in your sys­tem is not configured due to conflicts. These are marked “con­fig err” in the list of configured cards.
Due to conflicts, the ICU could only configure some Plug and Play cards in your system. Uncon­figured cards are marked “config err” in the list of configured cards.
The Configuration Manager or the ISA Configuration Utility cannot configure at least one Plug and Play card because of resource con­flicts with one or more cards.
You must reconfigure the conflicting card(s). To find the conflicting card, perform the fol­lowing steps:
1. Select the Plug and Play card marked
config err
,” and then click the Modify
button.
The Card Configuration dialog box dis­plays the functions assigned to the Plug and Play card.
2. Select a function, and then click the Set­tings button. Click the Cancel button if the ISA Configuration Utility does not dis­play a message naming the conflicting card.
3. Repeat step 2 until the ISA Configura ­tion Utility displays a message box naming the conflicting card and the resource(s) in conflict. Make a note of the card name and the type of conflicting resource.
4. Follow the procedure in “Modifying a Card” in the configuring expansion cards section of the online System User’s Guide, and change the value of the con­flicting resource used by the conflicting card.
Can’t open index file. This file is required for ICU to run.
The ISA Configuration Util­ity cannot find the index file for its database.
Verify that you are starting the ISA Configura­tion Utility from the directory where it is installed. Make sure you switched to drive A before attempting to start the utility.
No Configuration Manager.
The device driver needed by the ISA Configuration Util-
Verify that the following device statement appears in your config.sys file:
ity is corrupted or is not correctly configured.
device= drivers\dos\dwcfgmg.sys
drive:\directory
\
In this statement, drive and directory represent the drive and directory where the driver resides. The default is
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
c:\plugplay
Beep Codes and System Messages A-7
.
Table A-3. ISA Configuration Utility Messages
Message Probable Cause Corrective Action
(continued)
No more DMA values can be added.
No more interrupt values can be added.
No more memory values can be added.
No more I/O port values can be added.
Out of memory.
Memory allocation failed.
Not enough memory to run the ICU.
The configuration (.cfg) file used by the ICU for this card is now invalid or does not exist. Do you wish to load the file?
No configuration (.cfg) file exists for the card being modi­fied. Do you want to load one?
No more values are avail­able for the resource you are trying to add or modify.
Either of these messages can appear if the system runs out of memory during your operation.
This message appears when you start the ISA Configura­tion Utility if the system does not have enough mem­ory to run the utility.
This message appears when you try to add a listed card and the configuration file for this card has been corrupted or deleted from the data­base.
This message appears when you modify a card and its configuration file do es not exist or has been deleted.
The maximum number of values for each resource is as follows:
4 DMA channels
7 IRQ lines
9 memory address blocks
20 I/O ports
T o free values for the resource you are tryi ng to add or modify, delete some of the values listed in the resource box for the card. If your card requires all of the values listed, contact your card manufacturer to resolve the issue.
Disable any TSR programs or any unneeded device drivers.
You can get a copy of the configuration file from the ISA Configuration Utility diskette. Use the following procedure:
1. Insert your original copy of the ISA Configuration Utility diskette in drive A.
2. Change to the db subdirectory on d rive A.
3. Use a text editor to search the icu.ndx file for the card ID of the card you want to add or modify.
The name of the configuration file is part of this card ID. For example, if the card ID is ICU0200, the configuration file is
!ICU0200.cfg.
4. Copy this con figuration file from your original ISA Configuration Utility diskette to the backup copy of the diskette from which you are running the utility.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online
A-8 Dell Dimension XPS H233 System Reference Guide
System User’s Guide
.
Table A-3. ISA Configuration Utility Messages
Message Probable Cause Corrective Action
(continued)
The ICU detects a resource conflict between this card and
conflicting card
conflicting resource was:
resource
. The
.
You added or modified a card that now requires a
resource
use by the
card
value already in
conflicting
.
Try each of the following options until the problem is resolved. For instructions on any of these options, see the “Configuring Expansion Cards” section in the online System User’ s Guide.
Modify the card you are adding so that it uses a different value for instructions, see “Modifying a Card.”
Modify the it uses a different value f or instructions, see “Modifying a Card.”
If the system board, remove the card from the system. For instructions, see “Removing a Card.”
Remove all expansion cards from the ISA Configuration Utility and then add them back one at a time, beginning with the new card and resolving resource conflicts as they arise. For instructions, see “Removing a Card” and “Adding a Listed Card” or “Adding an Unlisted Card.”
If you cannot resolve the resource conflict by any of the preceding options, remove the new card. If you were modifying an existing card, reset the modified card to its previous resource value.
conflicting card
conflicting card
esource
r
resource
is not the
. For
so that
. For
The ICU has success­fully configured all Plug and Play cards in your system. For the new configuration to take effect, save the configuration, then reboot your system.
The loaded card is not a
category
OK to proceed.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
card. Press
The ISA Configuration Utility has successfully con­figured all of the Plug and Play cards that were not configured by the Configu­ration Manager .
The category you chose is not the correct category under which to add this card.
To accept these sett ings, save the configuration information into NVRAM by selecting Exit from the File menu and then clicking Yes to save. You must reboot your system for these settings to take effect.
Click OK. The ISA Configuration Utility auto­matically opens the correct category’s dialog box. Continue the procedure for adding the card as described in the online System User’ s Guide.
Beep Codes and System Messages A-9
Table A-3. ISA Configuration Utility Messages
Message Probable Cause Corrective Action
(continued)
This device is uncon­figurable because of a resource conflict with card
card_name
. The
conflicting resource is
resource_name
. To fix, reconfigure the con­flicting card.
This is an EISA sys­tem. Use an ECU, not the ICU, to configure your system.
You have added a card using settings differ­ent from factory default. Reconfigure the card to the set­tings in the next dis­play (see the card’s manual) before installing it.
The selected card is uncon­figurable because one of its resources is already being used by another device.
This message appears if you attempt to run the ISA Con­figuration Utility on an EISA system.
This message can appear in two situations:
You added an ISA
expansion card, clicked the OK button, and the ISA Configuration Util­ity had to use resource values different from the card’s defaults to avoid conflicts.
You added an ISA
expansion card, clicked the Advanced button, and chose resource values different from the card’s defaults.
Perform the following procedure:
1. Make a note of the card name and the type of conflicting resource.
2. Follow the procedure in “Modifying a Card” in the configuring expansion cards section of the online System User’s Guide, and change the val ue f or
resource_name
used by
card_name
.
To use the ISA Configuration Utility, you must load the utility onto a non-EISA system.
Make a note of the new card configuration shown in the Car d Resource dialog box dis­played after this message. Change the jumper settings on the IS A expans ion card to match the new card configuration.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online

Configuration Manager Messages

The Configuration Manager for the ISA Configuration Utility identifies problems following system boot and generates messages if necessary. These messages alert
operation of the Configuration Manager. If you receive a message from the Configuration Manager, see Table A-4 for suggestions on resolving any problems indicated by the message.
you to any unsuccessful attempts to configure Plug and Play or Peripheral Component Interconnect (PCI) expan-
.
sion cards, as well as any problems that interfere with the
A-10 Dell Dimension XPS H233 System Reference Guide
System User’s Guide
.
Table A-4. Configuration Manager Messages
Message Probable Cause Corrective Action
ERROR: CM internal error=
Code
Internal Error
.
ERROR: Could not read NVS, Error=
Error Code
Internal
.
ERROR: Failed NVS write. Error=
Error Code
Internal
.
ERROR: Failed to acti­vate device, CSN=
Select Number
Card
.
An internal error has occurred in the Configuration Man­ager driver.
An attempt to read the NVRAM failed.
An attempt to write to NVRAM failed.
A Plug and Play card could not be activated.
See the chapter titled “Getting Help” in your Diagnostics and Troubleshooting Guide for instructions on obtaining technical assistance.
See the chapter titled “Getting Help” in your Diagnostics and Troubleshooting Guide for instructions on obtaining technical assistance.
Verify the integrity of your system NVRAM by running the System S e t Test Group described in the chapter titled “Running the Diskette-Based Diagnostics” in your Diagnostics and Trouble- shooting Guide.
If you are unable to determine the cause of the error, see the chapter titled “Getting Help” in your Diagnostics and Troubleshooting Guid e for instructions on obtaining technical assistance.
This procedure requires you to remove and rein­stall an expansion card. If you need instructions on performing these operations, see “Removing an Expansion Card” and “Installing an Expan­sion Card” in the installing system bo a rd options section of the online System User’ s Guide. Then complete these steps:
1. Shut down the ISA Configuration Utility and turn off yo ur system.
2. Remove the Plug and Play expansion card that could not be activated.
3. Reinstall the Plug and Play card.
If you still receive this error message, contact the manufacturer of the Plug and Play card for assistance.
ERROR: Fatal BIOS error
Code
Internal Error
.
A BIOS call failed with an internal error. The most likely cause is an incompatibility
See the chapter titled “Getting Help” in your Diagnostics and Troubleshooti ng Guide for instruc-
tions on obtaining technical assistance. between the BIOS and the Configuration Manager.
ERROR: Insufficient CM Memory.
There is not enough memory available to the Configuration
Disable any TSR programs or any unneeded
device drivers. Manager for it to run.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
Beep Codes and System Messages A-11
Table A-4. Configuration Manager Messages
Message Probable Cause Corrective Action
(continued)
Found Plug and Play ISA card:
ISA Card Name
Plug and Play
.
NOTICE: Boot Device Not Active! CSN=
Select Number
Card
.
One or more active devices have been reconfigured -- system requires reboot. Press any key to reboot sys­tem.
The Plug and Play ISA card has been success­fully configured.
Card Count
Plug and Play ISA cards have been successfully con­figured.
WARNING: Boot Device conflict detected! CSN=
Card Select Number
Error=
Error
.
This message appears at sys­tem boot for each Plug and Play ISA card recognized by the Configuration Manager.
A boot device was found to be inactive.
You modified the resource values of one or more PCI or Plug and Play ISA cards.
The Configuration Manager has successfully configured the given number of cards.
One of the devices is attempt­ing to use one or more resources assigned to the sys­tem’s boot device.
Status message; no action is required.
Status message; no action is required. The Con­figuration Manager automatically configures and activates the device.
Reboot the system to reconfigure the card(s).
If this message does not match the num ber of Plug and Play ISA expansion cards installed in your system, reinstall any Plug and Play cards not listed and reboot the system.
Perform the following procedure:
1. Start the ISA Configuration Utility.
2. Identify the card marked “
err
.”
config
This should be the card that is attempting to use one or more resources required by the system’s boot device.
3. Go to the procedures provided for the last error message in this table.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online
A-12 Dell Dimension XPS H233 System Reference Guide
System User’s Guide
.
Table A-4. Configuration Manager Messages
Message Probable Cause Corrective Action
(continued)
WARNING: Could not configure
Card Name
Plug and Play
.
WARNING: Could not con­figure PCI device, ID=
DeviceID
.
Failed to configure
Number
Total Count
of Plug and Play ISA devices. Use your sys­tem’s configuration utility to resolve con­flicts. Press any key to continue.
The card(s) mentioned are n ot fully configured due to resource conflicts.
If you have documentation that lists the allow­able resource values for your Plug and Play or PCI expansion card, you can use the following procedure to locate and resolve the resource conflict (otherwise, see the next entry in this table):
1. Start the ISA Configuration Utility.
Any Plug and Play or PCI cards that could not be configured should be marked
config err
” on the list of cards in the
ISA Configuration Utility window.
2. Select the Sys t e m R e s o urce s o p tion from the View menu.
The System Resource Usage dialog box displays all resources currently used by the system.
3. Select one of the resources used by your Plug and Play or PCI expansion card, and click the Used by Card button.
The Card Resources Usage dialog box dis­plays the information.
4. Repeat step 3 u ntil you hav e identif ied all conflicted resources and the cards that use them.
5. Modify the cards as needed to free the resources required by the unconfigured Plug and Play or PCI expansion card.
For instructions, see “Modifying a Card” in the configuring expansion cards section of the online System User’s Guide.
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
Beep Codes and System Messages A-13
Table A-4. Configuration Manager Messages
Message Probable Cause Corrective Action
(continued)
WARNING:Could not con­figure
Card Name
Plug and Play
.
WARNING: Could not con­figure PCI device, ID=
DeviceID
.
Failed to configure
Number
Total Count
of Plug and Play ISA devices. Use your sys­tem’s configuration utility to resolve con­flicts. Press any key to continue.
The card(s) mentioned are n ot fully configured due to resource conflicts.
If you do not know the allowable resource values for your Plug and Play or PCI expansion card, use the following procedure to locate and resolve the resource conflict. For instructions on any of these options, see the “Configuring Expansion Cards” section in the online System User’ s Guide.
1. Remove all card configurations from the ISA Configuration Utility.
For instructions, see “Removing a Card.”
2. Insert your backup copy of the ISA Con­figuration Utility diskette into drive A, and reboot your sys tem.
The ISA Configuration Utility shou ld auto­matically configure your Plug and Play or PCI expansion card.
3. Add the ISA cards back into the ISA Configuration Utility, resolving any resource conflicts as they arise.
See “Adding a Listed Card.”
If your Plug and Play or PCI expansion card is not automatically configured when you reboot the system with all other cards removed, you should contact the manufacturer of the card or see the chapter titled “Getting Help” in your
Diagnostics and Troubleshooting Guide .
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User’s Guide.
A-14 Dell Dimension XPS H233 System Reference Guide
Appendix B

Regulatory Notices

F
CC Notices (U.S. Only)
Most Dell computer systems are classified by the Federal Communications Commission (FCC) as Class B digital devices. However, the inclusion of certain options changes the rating of some configurations to Class A. To determine which classification applies to your computer system, examine all FCC registration labels located on the back panel of your computer, on card-mounting brackets, and on the cards themselves. If any one of the labels carries a Class A rating, your entire system is con­sidered to be a Class A digital device. If all labels carry either the Class B rating or the FCC logo ( ), your sys­tem is considered to be a Class B digital device.
Once you have determined your system’ s FCC classifica­tion, read the appropriate FCC notice. Note that FCC regulations provide that changes or modifications not expressly approved by Del l Com put er Corporation could void your authority to operate this equipment.
A Notice About Shielded Cables: Use only shielded cables for connecting peripherals to any Dell device to reduce the possibility of interference with radio and television reception. Using shielded cables ensures that you maintain the appropriate FCC radio frequency emissions compliance (for a Class A device) or FCC certification (for a Class B device) of this product. For parallel printers, a cable is available from Dell Computer Corporation.

Class A

NOTE: This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the manufacturer’s instruction manual, may cause harmful interference with radio
communications. This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. Operation of this equipment in a residential area is likely to cause harmful interference, in which case you will be required to correct the interfer­ence at your own expense.

Class B

NOTE: This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the manufacturer’s instruction manual, may cause interference with radio and television recep­tion. This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interfer­ence in a residential installation. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful inter­ference with radio or television reception, which can be determined by turning the equipm ent of f and on, you are encouraged to try to correct the interference by one or more of the following measures:
Reorient the receiving antenna.
Relocate the computer with respect to the receiver.
Move the computer away from the receiver.
Plug the computer into a different outlet so that the computer and the receiver are on different branch circuits.
If necessary, consult a representative of Dell Computer Corporation or an experienced radio/television technician for additional suggestions. You may find the following
Regulatory Notices B-1
booklet helpful: FCC Interference Handbook, 1986, available from the U.S. Government Printing Office, Washington, DC 20402, Stock No. 004-000-00450-7.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
This device may not cause harmful interference.
This device must accept any interference received, including interference that may cause undesired operation.
The following information is provided on the device or devices covered in this document in com pliance with FCC regulations:
Product name: Dell Dimension XPS H233
Model number: MMS
Company name: Dell Computer Corporation Regulatory Department One Dell Way Round Rock, Texas 78682 USA 512-338-4400
I
C Notice (Canada Only)
Most Dell computer systems (and other Dell digital apparatus) are classified by the Industry Canada (IC) Interference-Causing Equipment Standard #3 (ICES-003) as Class B digital devices. To determine which classification (Class A or B) applies to your com­puter system (or other Dell digital apparatus), examine all registration labels located on the bottom or the back panel of your computer (or other digital apparatus). A statement in the form of “IC Class A ICES-3” or “IC Class B ICES-3” will be located on one of these labels.
Note that Industry Canada regulations provide that changes or modifications not expressly approved by Dell
Computer Corporation could void your authority to oper­ate this equipment.
This Class B (or Class A, if so indicated on the regis­tration label) digital apparatus meets the requirements of the Canadian Interference-Causing Equipment Regulations.
Cet appareil numérique de la Classe B (ou Classe A, si ainsi indiqué sur l’étiquette d’enreg istration) respecte toutes les exigences du Reglement sur le Materiel Brouilleur du Canada.
C
E Notice
Marking by the symbol indicates compliance of this Dell system to the EMC (Electromagnetic Compati­bility) directive of the European Community. Such marking is indicative that this Dell system meets or exceeds the following technical standards:
EN 55022 — “Limits and Methods of Measurement of Radio Interference Characteristics of Information Technology Equipment.”
NOTE: EN 55022 emissions requirements provide for two classifications—Class A and Class B. If any one of the registration labels (located on the bottom or back pane l of your compute r, on card-mounting brackets, or on the cards themselves) carries an FCC Class A rating, the following warning applies to your system.
CAUTION: This is a Class A product. In a domestic environment this product may ca use radio interference in which case the user may be required to take adequate measures.
B-2 Dell Dimension XPS H233 System Reference Guide
EN 50082-1 — “Electromagnetic compatibility— Generic immunity standard Part 1: Residential, com­mercial, and light industry.”
IEC 801-2 — “Electromagnetic compatibility for industrial-process measurement and control equipment Part 2: Electrostatic discharge require­ments.” — Severity level 3.
IEC 801-3 — “Electromagnetic compatibility for industrial-process measurement and control equip­ment Part 3: Radiated electromagnetic field requirements.” — Severity level 2.
IEC 801-4 — “Electromagnetic compatibility for industrial-process measurement and control equip­ment Part 4: Electrical fast transient/burst requirements.” — Severity level 2.
EN60950:1992 + Amd.1:1993 + Amd.2:1993 — “Safety of Information Technology Equipment including Electrical Business Equipment.”
A “Declaration of Conformity” in accordance with the preceding standards has been made and is on file at Dell Products Europe BV, Limerick, Ireland.
Regulatory Notices B-3
B-4 Dell Dimension XPS H233 System Reference Guide
Appendix C

Warranties and Return Policy

L
imited Three-Year Warranty
(U.S. Only)
Dell Computer Corporation (“Dell”) manufactures its hardware products from parts and components that are new or equivalent to new in accordance with industry­standard practices. Dell warrants that the hardware products it manufactures will be free from defects in materials and workmanship. The warranty term is three years beginning on the date of i nvoice, as describ ed in the following text.
Damage due to shipping the products to you is covered under this warranty. Otherwise, this warranty does not cover damage due to external causes, including accident, abuse, misuse, problems with electrical power, servicing not authorized by Dell, usage not in accordance with product instructions, failure to perform required preven­tive maintenance, and problems caused by use of parts and components not supplied by Dell.
This warranty does not cover any items that are in one or more of the following categories: software; external devices (except as specifically noted); accessories or parts added to a Dell system after the system is shipped from Dell; accessories or parts added to a Dell system through Dell’s system integration department; accesso­ries or parts that are not installed in the Dell factory; or DellWare are Dell-branded or that are included on Dell’s standard price list are covered under this warranty; all other moni­tors, keyboards, and mice (including those sold through the DellWare program) are not covered. Batteries for portable computers are covered only during the initial one-year period of this warranty.
®
products. Monitors, keyboar ds, and mice that

Coverage During Year One

During the one-year period beginning on the invoice date, Dell will repair or replace products covered under this limited warranty that are returned to Dell’s facility. To request warranty service, you must call Dell’s Customer Technical Support within the warranty period. Refer to the chapter titled “Getting Help” in your Diagnostics and Troubleshooting Guide to find the appropriate telephone number for obtaining customer assistance. If warranty service is required, Dell will issue a Return Material Authorization Number. You must ship the products back to Dell in their original or equivalent packaging, prepay shipping charges, and insure the ship­ment or accept the risk of loss or damage during shipment. Dell will ship the repaired or replacement products to you freight prepaid if you use an address in the continental U.S. Shipments to other locations will be made freight collect.
NOTE: Before you ship the product(s) to Dell, back up the data on the hard-disk drive(s) and any other storage device(s) in the product(s). Remove any removable media, such as diskettes, CDs, or PC Cards. Dell does not accept liability for lost data or software.
Dell owns all parts removed f rom repaired pr oducts . Dell uses new and reconditioned parts made by various manu­facturers in performing warranty repairs and building replacement products. If Dell repairs or replaces a prod­uct, its warranty term is not extended.
Warranties and Return Policy C-1

Coverage During Years Two and Three

During the second and third years of this limited war­ranty, Dell wi ll provide, on an exchange basis, replacement parts for the Dell hardware product(s) cov­ered under this limited warranty when a part requires replacement. You must report each instance of hardware failure to Dell’s Customer Technical Support in advance to obtain Dell’s concurrence that a part should be replaced and to have Dell ship the replacement part. Dell will ship parts using next-business-day delivery, shipping prepaid if you use an address in the continental U.S. Shipments to other locations will be made freight collect. Dell will include a prepaid shipping container with each replacement part for your use in returning the replaced part to Dell. Replacement parts are new or reconditioned. Dell may provide replacement parts made by various manufacturers when supplying parts to you. The war­ranty term for a replacement part is the remainder of the limited warranty term.
You will pay Dell for replacement parts if the replaced part is not returned to Dell within 30 days after the date the replacement part was shipped by Dell and for parts used to repair systems not covered by this limited war­ranty. In these events, replacement parts will be priced at Dell’s then-current standard prices. Payment for these parts is due within 30 days from the date of invoice.
NOTE: You a c cep t full responsibility for your software and data. Dell is not required to advise or remind you of approp ria te backu p and ot her procedures.

General

DELL MAKES NO EXPRESS WARRANTIES BEYOND THOSE STATED IN THIS WARRANTY STATEMENT. DELL DISCLAIMS ALL OTHER WAR­RANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. SOME STATES DO NOT ALLOW LIMITATIONS ON IMPLIED WARRAN­TIES, SO THIS LIMITATION MAY NOT APPLY TO YOU.
DELL’S RESPONSIBILITY FOR MALFUNCTIONS AND DEFECTS IN HARDWARE IS LIMITED TO REPAIR AND REPLACEMENT AS SET FORTH IN THIS WARRANTY STATEMENT. THESE WARRAN­TIES GIVE YOU SPECIFIC LEGAL RIGHTS, AND
YOU MAY ALSO HAVE OTHER RIGHTS, WHICH VARY FROM STATE TO STATE.
DELL DOES NOT ACCEPT LIABILITY BEYOND THE REMEDIES SET FORTH IN THIS WARRANTY STATEMENT OR LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES, INCLUDING WITH­OUT LIMITATION ANY LIABILITY FOR PRODUCTS NOT BEING AVAILABLE FOR USE OR FOR LOST DATA OR SOFTWARE.
SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSE­QUENTIAL DAMAGES, SO THE PRECEDING EXCLUSION OR LIMIT ATION MAY NOT APPLY TO YOU.
These provisions apply to Dell’s U.S. limited three-year warranty only. For provisions of any service contract covering your system, refer to the separate service contract that you will receive.
NOTE: If you chose one of the available warranty and service options in place of the standard limited three­year warranty described in the preceding text, the option you chose will be listed on your invoice.
L
imited Three-Year Warranty
(Canada Only)
Dell Computer Corporation (“Dell”) manufactures its hardware products from parts and compon ents that are new or equivalent to new in accordance with industry­standard practices. Dell warrants that the hardware products it manufactures will be free from defects in materials and workmanship. The warranty term is three years beginning on the date of invoice, as described in t he following text. This warranty is transferrable with the warranted products.
Damage due to shipping the products to you is covered under this warranty. Otherwise, this warranty does not cover damage due to external causes, including accident, abuse, misuse, problems with electrical power, servicing not authorized by Dell, usage not in accordance with product instructions, failure to perform required preven­tive maintenance, and problems caused by use of parts and components not supplied by Dell.
C-2 Dell Dimension XPS H233 System Reference Guide
This warranty does not cover any items that are in one or more of the following categories: software; external devices (except as specifically noted); accessories or parts added to a Dell system after the system is shipped from Dell; accessories or parts added to a Dell system through Dell’s system integration department; accesso­ries or parts that are not installed in the Dell factory; or DellWare products. Monitors, keyboards, and mice that are Dell-branded or that are included on Dell’s standard price list are covered under this warranty; all other moni­tors, keyboards, and mice (including those sold through the DellWare program) are not covered. Batteries for portable computers are covered only during the initial one-year period of this warranty.

Coverage During Year One

During the one-year period beginning on the invoice date, Dell will repair or replace products covered under this limited warranty that are returned to Dell’s facility. To request warranty service, you must call Dell’s Customer Technical Support within the warranty period. Refer to the chapter titled “Getting Help” in your Diagnostics and Troubleshooting Guide to find the appropriate telephone number for obtaining customer assistance. If warranty service is required, Dell will issue a Return Material Authorization Number. You must ship the products back to Dell in their original or equivalent packaging, prepay shipping charges, and insure the ship­ment or accept the risk of loss or damage during shipment. Dell will ship the repaired or replacement products to you freight prepaid if you use an address in Canada. Shipments to other locatio ns will be made freight collect.
NOTE: Before you ship the product(s) to Dell, back up the data on the hard-disk drive(s) and any other storage device(s) in the product(s). Remove any removable media, such as diskettes, CDs, or PC Cards. Dell does not accept liability for lost data or software.
Dell owns all parts removed f rom repaired pr oduct s. Dell uses new and reconditioned parts made by various manu­facturers in performing warranty repairs and building replacement products. If Dell repairs or replaces a prod­uct, its warranty term is not extended, except as may be required by law.

Coverage During Years Two and Three

During the second and third years of this limited war­ranty, Dell will provide, on an exchange basis, replacement parts for the Dell hardware product(s) cov­ered under this limited w arranty when a part requires replacement. You must report each instance of hardware failure to Dell’s Customer Technical Support in advance to obtain Dell’s concurrence that a part should be replaced and to have Dell ship the replacement part. Dell will ship parts using next-business-day delivery, shipping prepaid if you use an address in Canada. Shipments to other locations will be made freight collect. Dell will include a prepaid shipping container with each replace­ment part for your use in returning the replaced part to Dell. Replacement parts are new or reconditioned. Dell may provide replacement parts made by various manu­facturers when supply ing parts to you. The warranty term for a replacement part is the remainder of the limited warranty term.
You will pay Dell for replacement parts if the replaced part is not returned to Dell within 30 days after the date the replacement part was shipped by Dell and for parts used to repair systems not covered by this limited war­ranty. In these events, replacement parts will be priced at Dell’s then-current standard prices. Payment for these parts is due within 30 days from the date of invoice.
NOTE: You accept full responsibility for your software and data. Dell is not required to advise or remind you of appropriate backup and other procedures.

General

DELL MAKES NO EXPRESS WARRANTIES BEYOND THOSE STATED IN THIS WARRANTY STATEMENT. DELL DISCLAIMS ALL OTHER WAR­RANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. SOME JURISDICTIONS DO NOT ALLOW LIMITATIONS ON IMPLIED WAR­RANTIES, SO THIS LIMITATION MAY NOT APPLY TO YOU.
DELL’S RESPONSIBILITY FOR MALFUNCTIONS AND DEFECTS IN HARDWARE IS LIMITED TO REPAIR AND REPLACEMENT AS SET FORTH IN
Warranties and Return Policy C-3
THIS WARRANTY STATEMENT. THESE WARRAN­TIES GIVE YOU SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE OTHER RIGHTS, WHICH VARY FROM ONE JURISDICTION TO ANOTHER.
DELL DOES NOT ACCEPT LIABILITY BEYOND THE REMEDIES SET FORTH IN THIS WARRANTY STATEMENT OR LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES, INCLUDING WITH­OUT LIMITATION ANY LIABILITY FOR PRODUCTS NOT BEING AVAILABLE FOR USE OR FOR LOST DATA OR SOFTWARE.
SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE PRECED­ING EXCLUSION OR LIMITATION MAY NOT APPLY TO YOU.
These provisions apply to Dell’s Canadian limited three­year warranty only . For provisions of an y service contract covering your system, refer to the separate service con­tract that you will receive.
NOTE: If you chose one of the available warranty and service options in place of the standard limited three­year warranty described in the preceding text, the option you chose will be listed on your invoice.
“Total Satisfaction” Return Policy (U.S. and Canada Only)
If you are an end-user customer who bought products directly from a Dell company, you may return them to Dell up to 30 days from th e date of invoi ce for a ref und of the product purchase price if already paid. This refund will not include any shipping and handling charges shown on your invoice. If your organization bought the products from Dell under a written agreement with Dell, there may be different terms for the return of products under this policy, based on your agreement with Dell. To return products, you must call Dell Customer Service at the telephone number shown in the chapter titled “Get­ting Help” in your Diagnostics and Troubleshooting Guide to receive a Credit Return Authorization Number. You must ship the products to Dell in their original pack­aging, prepay shipping charges, and insure the shipment or accept the risk of loss or damage during shipment. You may return software for refund or credit only if the sealed package containing the diskette(s) or CD(s) is unopened. Returned products must be in as-new condition, and all of the manuals, diskette(s), CD(s), power cables, and other items included with a product must be returned with it.
This “T o tal Satisfaction” Return Po licy do es not ap ply to DellWare products, which may be returned under DellWare’s current return policy.
C-4 Dell Dimension XPS H233 System Reference Guide

Index

A
assistance, technical, 1-3
B
basic input/output system
See BIOS
battery
socket, 3-6 beep codes, A-1 BIOS, 1-1
C
cables
See DC power cables; interface cables; ribbon cables cache
secondary, 1-1 cautions, x CD-ROM drives
audio cable connector, 3-6 chassis. See computer computer
cover, 3-2
features, 1-1
internal view, 3-4, 3-5
computer (continued)
precautions for working inside, 3-1 Configuration Manager, A-10 configuration software
ISA Configuration Utility, 2-1, 2-4
system setup program, 2-1 connectors
3.3-V power input, 3-6
CD-ROM drive audio cable, 3-6
control panel, 3-6
diskette-drive interface, 3-6
ISA expansion-card, 3-6
keyboard, 3-6
microprocessor board, 3-6
microprocessor fan, 3-6
MIDI/game port, 3-6
mouse, 3-6
parallel port, 3-6
PCI expansion-card, 3-6
power input, 3-6
primary EIDE channel, 3-6
SCSI hard-disk drive access indicator cable, 3-6
secondary EIDE channel, 3-6
serial port, 3-6
USB, 3-6
wave-table upgrade, 3-6 control panel connector, 3-6 cover
removing, 3-2
replacing, 3-2
Index 1
D
DC power cables
about, 3-3
location in chassis, 3-4, 3-5 diagnosing problems, 1-2 direct current. See DC diskette drive s
interface cable, 3-3, 3-4, 3-5
interface connector, 3-6 documentation available, ix, 1-2 drives
bays, 3-5
cables, 3-3
drive cage, 3-5
expansion cards
configuring with ISA Configuratio n Utility, 2-4 connectors, 3-6
Extended Capabilities Port
See ECP
extended-data out
See EDO
F
fan
location, 3-4, 3-5 filler brackets, 3-4, 3-5 fixing problems, 1-3
E
ECC capability, 1-1 ECP mode, 1-2 EDO SIMMs, 1-1 EIDE support, 1-2 electrostatic discharge. See ESD error correction code
See ECC
error messages
about, A-4 invalid configuration information, 2-1 resolving with system setup program, 2-3 system, A-4
ESD, vii
G
getting help, 1-3 glossary
online, 1-2 grounding procedure, 3-1
H
hard-disk drives
EIDE support on system board, 1-2
primary EIDE channel conne ctor, 3-6
secondary EIDE channel connector, 3-6 hardware options
unpacking, 3-3 help
calling for technical assistance, 1-3
2 Dell Dimension XPS H233 System Reference Guide
I
M
Industry-Standard Architecture
See ISA
interface cables
about, 3-3
location, 3-4, 3-5 ISA Configuration Utility, 2-4, A-6 ISA expansion cards, 3-6
J
jacks
line-in, 3-6
line-out, 3-6
microphone, 3-6 jumpers
about, 3-3
list of, 3-9
location, 3-8
memory
See SIMMs
messages
See also error messages help information in system setup program, 2-2
prompt to enter the system setup program, 2-1 microphone jack, 3-6 microprocessor
fan connector, 3-6
system board connector, 3-6
type supported, 1-1 MIDI/game port connector, 3-6 monitor
changing the resolution, 1-2 mouse connector, 3-6
N
notational conventions, x
K
keyboard connector, 3-6 keys and key combinations
ISA Configuration Utility, 2-6 system setup program, 2-1, 2-2
L
line-in jack, 3-6 line-out jack, 3-6
notes, x
O
online docume ntation, 1-2 operating syst ems supported, 1 -2
P
parallel port connector, 3-6 password
disabling, 2-3 PCI expansion cards, 3-6
Index 3
Peripheral Component Interconnect. See PCI Plug and Play
expansion cards, A-6, A-10
support, 1-1 POST beep codes, A-1 power input connectors, 3-6 power supply
cables. See DC power cables
input connectors, 3-6
location, 3-4, 3-5 power-on self-test
See POST primary EIDE channel connector, 3-6 problems
diagnosing, 1-2
R
regulatory notices, B-1 resolutions
video, 1-2 return policy, C-4 ribbon cables, 3-3
setup password
disabling, 2-3
SIMMs
sockets on system board , 3- 6 type supported, 1-1
single in-line memory modules
See SIMMs
sockets
battery, 3- 6 SIMM, 3-6
software
for configuring system, 2-1
included with system, 1-2 support, 1-3 switches, 3-3 system. See computer system board
about, 3-3
features, 1-1
jumpers, 3-8
location, 3-4, 3-5 system configuration information
See also system setup program
about, 2-1 system error messages. See error messages
S
safety instructions
for preventi ng ESD, vii general, v, 3-1
health considerations, v secondary EIDE channel connector, 3-6 serial port connector, 3-6 service, 1-3
4 Dell Dimension XPS H233 System Reference Guide
system password
disabling, 2-3
system setup program
about, 2-1 configuration options, 2-2 copying or printing screen information, 2-1 entering, 2-1 error messages, 2-1 help information, 2-2 key functions, 2-2 Main screen example, 2-3 system configuration information, 2-1 using, 2-2
T
V
technical assistance, 1-3 troubleshooting
about, 1-2
beep codes, A-1
ISA Configuration Utility mess ages, A-6
system error messages, A-4 typographical conventions, x
U
upgrade options
unpacking, 3-3 USB connectors, 3-6
video
resolution, 1-2
W
warnings, x, 3-1 warranty information, C-1
Index 5
®
Printed in the U.S.A.
P/N 84974
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