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Introduction: Dell OptiPlex GX1 Low-Profile Managed PC Systems
primarily responsible for the greenhouse effect, and sulfur dioxide and nitrogen oxides, which are the two
primary causes of acid rain.
Computer users can also help to reduce electricity usage and its side effects by turning off their computer
systems when they are not in use for extended periods of time—particularly at night and on weekends.
Accessing Online Documentation
The online System User's Guide installed on your hard-disk drive contains information on the following
topics:
How to use the online System User's Guide
System features
Using drivers and utilities
Using the integrated audio controller
Using the System Setup program
Configuring expansion cards
Securing your computer
Connecting external devices
Maintaining the system
Contacting Dell
The guide also contains a glossary of commonly used terms and abbreviations.
The System User's Guide is located in the Dell Accessories program group or folder.
To print any of the topics from this guide, display the topic you want on your screen and select Print Topic
from the File menu.
Getting 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 information 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.
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