Dell Precision M40 Dell Precision Mobile Workstation M40 User's Guide - Page 39

What You Need to Know: Dell Precision™ Mobile Workstation M40 User's Guide

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Back to Contents Page What You Need to Know: Dell Precision™ Mobile Workstation M40 User's Guide Finding Information Safety and EMC Symbols Safety Instructions EMC Instructions When Using Your Computer Ergonomic Computing Habits When Removing or Installing Memory Modules Protecting Against Electrostatic Discharge Finding Information In addition to this User's Guide, the following documentation is included with your computer. NOTE: Documentation updates are sometimes included with your computer to describe changes to your computer or software. Always read these updates before consulting any other documentation because the updates contain the latest information. l An operating system Setup Guide, which describes how to set up the operating system installed on your Dell™ computer. l Online documentation for your computer's devices (such as a modem) and for options you purchase separately from your computer. ¡ In Windows 2000, double-click the Dell User's Guide icon on the desktop, click System Information, and then click System Documentation. l Readme files, which may be installed on your hard drive, provide last-minute updates about technical changes to your computer or advanced technical reference material intended for experienced users or technicians. For detailed information on the computer's parts and assemblies and how to remove and replace them, see the computer's Service Manual on the Dell support website at http://support.dell.com. Safety and EMC Symbols The following information defines the meaning of additional symbols used only in the Safety and Electromagnetic Compatibility (EMC) Instructions. Risk of explosion Risk of fire Risk of electric shock Aircraft Use of this feature may be prohibited on aircraft Safety Instructions General l Do not attempt to service the computer yourself unless you are a trained service technician. Always follow installation instructions closely. l If you use an extension power cable with your AC adapter, ensure that the total ampere rating of the products plugged in to the extension power cable does not exceed the ampere rating of the extension cable. l Do not push objects into air vents or openings of your computer. Doing so can cause fire or electric shock by shorting out interior components. l Place the AC adapter in a ventilated area, such as a desk top or on the floor, when you use it to run the computer or to charge the battery. Do not cover the AC adapter with papers or other items that will reduce cooling; also, do not use the AC adapter inside a carrying case. l Do not allow your mobile workstation computer to operate with the base resting directly on exposed skin for extended periods of time. The surface temperature of the base will rise during normal operation (particularly when AC power is

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Back to Contents Page
What You Need to Know: Dell Precision™ Mobile Workstation M40 User's Guide
Finding Information
In addition to this
User's Guide
, the following documentation is included with your computer.
l
An operating system
Setup Guide
, which describes how to set up the operating system installed on your Dell™ computer.
l
Online documentation for your computer's devices (such as a modem) and for options you purchase separately from your computer.
¡
In Windows 2000
, double-click the
Dell User's Guide
icon on the desktop, click
System Information
, and then click
System
Documentation
.
l
Readme files, which may be installed on your hard drive, provide last-minute updates about technical changes to your computer or advanced
technical reference material intended for experienced users or technicians.
For detailed information on the computer's parts and assemblies and how to remove and replace them,
see the computer's
Service Manual
on the
Dell support website at
.
Safety and EMC Symbols
The following information defines the meaning of
additional
symbols used
only
in the Safety and Electromagnetic Compatibility (EMC)
Instructions.
Safety Instructions
General
Finding Information
When Using Your Computer
Safety and EMC Symbols
Ergonomic Computing Habits
Safety Instructions
When Removing or Installing Memory Modules
EMC Instructions
Protecting Against Electrostatic Discharge
NOTE: Documentation updates are sometimes included with your computer to describe changes to your computer or software. Always
read these updates
before
consulting any other documentation because the updates contain the latest information.
Risk of explosion
Aircraft
Risk of fire
Use of this feature may be prohibited on aircraft
Risk of electric shock
l
Do not attempt to service the computer yourself unless you are a trained service technician. Always follow installation
instructions closely.
l
If you use an extension power cable with your AC adapter, ensure that the total ampere rating of the products plugged in to
the extension power cable does not exceed the ampere rating of the extension cable.
l
Do not push objects into air vents or openings of your computer. Doing so can cause fire or electric shock by shorting out
interior components.
l
Place the AC adapter in a ventilated area, such as a desk top or on the floor, when you use it to run the computer or to charge
the battery. Do not cover the AC adapter with papers or other items that will reduce cooling; also, do not use the AC adapter
inside a carrying case.
l
Do not allow your mobile workstation computer to operate with the base resting directly on exposed skin for extended
periods of time. The surface temperature of the base will rise during normal operation (particularly when AC power is