Related Manuals for Dell Alienware X51
Summary of Contents for Dell Alienware X51
- Page 1 Alienware X51 Owner’s Manual Regulatory model: D05S Regulatory type: D05S001 w w w . d e l l . c o m | s u p p o r t . d e l l . c o m / m a n u a l s...
- Page 2 Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.
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Page 3: Table Of Contents
Contents About Your Computer ....Front View ......Back View . -
Page 4: Contents
Flashing the BIOS ....Contacting Alienware ....Websites ..... . Contents... -
Page 5: About Your Computer
USB 2.0 connectors (2) NOTE: Your Alienware X51 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. -
Page 6: Back View
USB 2.0 connectors (4) USB 3.0 connectors (2) audio connectors (6) hard-drive activity light AC-adapter connector discrete graphics card security-cable slot network connector and network lights coaxial S/PDIF connector Specifications For more information on specifications of your computer, see support.dell.com/manuals. About Your Computer... -
Page 7: Before You Begin
WARNING: Before you begin, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: To avoid damaging the computer, ensure that the work surface is flat and clean. - Page 8 CAUTION: When you disconnect a cable, pull on its connector or on its pull-tab, not on the cable itself. Some cables have connectors with locking tabs or thumb-screws that you must disengage before disonnecting the cable. When disconnecting cables, keep them evenly aligned to avoid bending any connector pins.
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Page 9: Working Inside Your Computer
Working Inside Your Computer CAUTION: Only a certified service technician is authorized to remove the computer cover and access any of the components inside the computer. See the safety instructions for complete information about safety precautions and protecting against electrostatic discharge. For information on removing and replacing the internal component of your computer, contact Alienware. - Page 10 Working Inside Your Computer...
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Page 11: System Setup
Entering System Setup 1 Turn on (or restart) your computer. 2 During POST, when the DELL logo is displayed, watch for the F2 prompt to appear and then press <F2> immediately. NOTE: The F2 prompt indicates that the keyboard has initialized. This prompt can appear very quickly, so you must watch for it, and then press <F2>. -
Page 12: System Setup Screens
System Setup Screens The system setup screen displays current or changeable configuration information for your computer. Information on the screen is divided into three areas: the setup item, active help screen, and key functions. Setup Item — This field appears on Help Screen —... - Page 13 Memory Information Displays the total memory of the computer. Total Memory Displays the amount of memory available on the Memory Available computer. Memory Technology Displays the type of memory technology used. Displays the memory speed. Memory Speed CPU Information Displays the processor identification code. Processor ID Displays the processor speed.
- Page 14 Advanced — CPU Configuration If disabled only one thread per enabled core is active. Hyper-threading Technology Enable XD Bit Capability to allow the processor to XD Bit Capability distinguish between the bits of code that can be executed and the ones that cannot be executed. If enabled, the processor clock speed and core Intel(R) SpeedStep voltage are adjusted dynamically based on the...
- Page 15 Security Allows you to change the supervisor password. Supervisor Password: Allows you to change the user password. You cannot User Password: use the user password to enter the BIOS setup, during POST. Allows you to set a supervisor password. Set Supervisor Password Allows you to set a supervisor password.
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Page 16: Boot Options
Exit Provides options to Save Changes and Reset Discard Changes , and and Reset Restore Defaults Boot Sequence This feature allows you to change the boot sequence for devices. Boot Options Diskette Drive — The computer attempts to boot from the floppy disk •... - Page 17 Changing Boot Sequence for the Current Boot You can use this feature to change the current boot sequence, for example, to boot from the optical drive to run Dell Diagnostics from the Drivers and Utilities disc. The previous boot sequence is restored at the next boot.
- Page 18 System Setup...
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Page 19: Flashing The Bios
The BIOS may require flashing when an update is available or when replacing the system board. To flash the BIOS: 1 Turn on the computer. 2 Go to support.dell.com/support/downloads. 3 Locate the BIOS update file for your computer: NOTE: The Service Tag for your computer is located on a label at the back of your computer. - Page 20 Flashing the BIOS...
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Page 21: Contacting Alienware
3 Select the segment for contact. 4 Select the appropriate service or support link based on your need. 5 Choose the method of contacting Dell that is convenient for you. If you are in the United States, call 1-800-ALIENWARE for help on your Alienware computer.