Dell Alienware X51 R2 Owners Manual

Alienware X51 R2 
Owner’s Manual
Regulatory model: D05S
Regulatory type: D05S002
book.book  Page 1  Monday, November 18, 2013  3:50 PM 

Notes, Cautions, and Warnings
 NOTE: A NOTE indicates important information that helps you make better use of 
your computer.
 
CAUTION: A CAUTION indicates potential damage to hardware or loss 
of data if instructions are not followed.
 WARNING:  A WARNING indicates a potential for property damage, personal 
injury, or death.
____________________
Information in this document is subject to change without notice. 
© 2013 Dell Inc. All rights reserved.
Reproduction of these materials in any manner...

Contents  |  3
Contents
About Your Computer. . . . . . . . . . . . . . . . . . . . . . . .  5
Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Back View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . .  7
Turn Off Your Computer and Connected Devices . . . . . .  7
Safety Instructions . . . . . . . . . . . . . . . . . . ....

4  |  Contents
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About Your Computer    |   5
About Your Computer
Front View
 NOTE: Your Alienware X51 R2 computer supports dual orientation. You can place 
your computer vertically or horizontally. The rotatable AlienHead allows you to 
change the direction of the AlienHead depending on the orientation of your 
computer.1 power button 2 optical-drive eject button
3 optical drive 4 rotatable AlienHead
5 microphone port 6 headphone port
7 USB 3.0 ports (2)
1
2
3
45 6 7
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6  |  About Your Computer
Back View
Specifications
For detailed information regarding the configuration of your computer, see Specifications 
at dell.com/support. 1 optical S/PDIF port 2 USB 3.0 ports (2)
3 USB 2.0 ports (2) 4 rear L/R surround port
5 side L/R surround port 6 microphone port
7 hard-drive activity light 8 label tab
9 power adapter port 10 HDMI port
11 discrete graphics card 12 line-out port
13 line-in port 14 center/subwoofer LFE port
15 security-cable slot 16 USB 3.0 ports (2)
17 network...

Before You Begin  |  7
Before You Begin
Turn Off Your Computer and Connected 
Devices
 CAUTION: To avoid losing data, save and close all open files and exit 
all open programs before you turn off your computer.
1Save and close all open files and exit all open programs.
2Access the Settings charm in the Charms sidebar. Tap or click Power and then 
choose Shut Down.
Microsoft Windows shuts down and then the computer turns off.
 NOTE: If you are using a different operating system, see the documentation 
of...

8  |  Before You Begin
Safety Instructions
Use the following safety guidelines to help protect your computer from potential damage 
and to help ensure your personal safety.
 
WARNING:  Before you begin, read the safety information that 
shipped with your computer. For more safety best practices 
information, see the Regulatory Compliance Homepage at  
dell.com/regulatory_compliance.
 
WARNING:  Only a certified service technician is authorized to 
remove the computer cover and access any of the...

Working Inside Your Computer    |   9
Working Inside Your Computer
 WARNING:  Only a certified service technician is authorized to 
remove the computer cover and access any of the components inside 
the computer.
For information on removing and replacing the internal component of your computer, 
contact Alienware. See Contacting Alienware on page 18.
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10  |  System Setup
System Setup
Overview
Use the system setup to:
•get information about the hardware installed in your computer, such as the amount 
of RAM, the size of the hard drive, and so on
•change the system configuration information
•set or change a user-selectable option, such as user password, type of hard drive 
installed, enabling or disabling base devices, and so on
 
CAUTION: Unless you are an expert computer user, do not change 
the settings for this program. Certain changes can make your...