Dell Alienware Aurora R4 Owners Manual

							System Setup Utility151
Long duration maintainedAllows you to change the long duration 
time limit.
Short duration power limitAllows you to change the short duration 
power limit.
1-Core Ratio LimitAllows you to change the ratio limit of the 
processor’s first core.
2-Core Ratio LimitAllows you to change the ratio limit of the 
processor’s second core.
3-Core Ratio LimitAllows you to change the ratio limit of the 
processor’s third core.
4-Core Ratio LimitAllows you to change the ratio limit of the 
processor’s fourth core.
5-Core Ratio LimitAllows you to change the ratio limit of the 
processor’s fifth core.
6-Core Ratio LimitAllows you to change the ratio limit of the 
processor’s sixth core.
VID for Max Turbo RatioAllows you to change the VID override for 
max turbo ration value.
Overvoltage Configuration Submenu
Dynamic CPU VCore OffsetAllows you to change the Processor Core 
Voltage Offset value.
DDR3 Memory VoltageAdjusts the DDR3 Memory Voltage.
DDR3 Memory VoltageAdjusts the DDR3 Memory Voltage.
DMI and Uncore Voltage 
(2AH OUT1)2AH OUT1.
CPU PLL 1.8V2AH OUT2.
Load Level 1 OC SettingAllows you to select OC Level Profile 1
Load Level 2 OC SettingAllows you to select OC Level Profile 2
Security
Supervisor Password:Allows you to change the supervisor 
password.
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							152System Setup Utility
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 
drive. If no operating system is on the drive, the computer generates an 
error message.
•
Hard Drive — The computer attempts to boot from the primary hard 
drive. If no operating system is on the drive, the computer generates an 
error message.
User Password:Allows you to change the user password. 
You cannot use the user password to enter 
the BIOS setup, during POST.
Set Supervisor PasswordAllows you to set a supervisor password.
Boot
Set Boot Priority
1st Boot DeviceDisplays the first boot device.
2nd Boot DeviceDisplays the second boot device.
3rd Boot DeviceDisplays the third boot device.
4th Boot DeviceDisplays the fourth boot device.
5th Boot DeviceDisplays the fifth boot device.
6th Boot DeviceDisplays the sixth boot device.
7th Boot DeviceDisplays the seventh boot device.
Hard Disk Drive BBS 
PrioritiesSets the hard drive boot priority. The 
items displayed are dynamically updated 
according to the hard drives detected.
CD/DVD ROM Drive BBS 
PrioritiesSets the CD/DVD drive boot priority.
Exit
Provides options to 
Save Changes and Reset, Discard Changes 
and Reset
, and Restore Defaults.
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							System Setup Utility153
•CD/DVD/CD-RW Drive — The computer attempts to boot from the 
optical drive. If no disc is in the drive, or if the disc is not bootable, 
the computer generates an error message.
•
USB Storage Device — Insert the memory device into a USB connector 
and restart the computer. When 
F12 Boot Options appears in the 
lower-right corner of the screen, press . The BIOS detects the 
device and adds the USB flash option to the boot menu.
 NOTE: To boot to a USB device, the device must be bootable. To ensure that 
your device is bootable, check the device documentation.
•Network — The computer attempts to boot from the network. If no 
operating system is found on the network, the computer generates an error 
message.
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.
1
If you are booting from a USB device, connect the USB device to a USB 
connector.
2Turn on (or restart) your computer.
3When F2 Setup, F12 Boot Options appears in the lower-right 
corner of the screen, press .
 NOTE: If you wait too long and the operating system logo appears, continue to wait 
until you see the Microsoft Windows desktop. Then shut down your computer and 
try again.
The Boot Device Menu appears, listing all available boot devices. 
4On the Boot Device Menu choose the device you want to boot from.
For example, if you are booting to a USB memory key, highlight 
USB 
Storage Device
 and press .
Changing Boot Sequence for Future Boots
1Enter system setup. See Entering System Setup on page 145.
2Use the arrow keys to highlight the Boot menu option and press  
to access the menu.
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							154System Setup Utility
 NOTE: Write down your current boot sequence in case you want to restore it.
3Press the up- and down-arrow keys to move through the list of devices.
4Press plus (+) or minus (–) to change the boot priority of the device.
Clearing Forgotten Passwords
 WARNING: Before working inside your computer, read the safety information 
that shipped with your computer and follow the steps in Before You Begin on 
page 13. For additional safety best practices information, see the Regulatory 
Compliance Homepage at dell.com/regulatory_compliance.
 
WARNING: The computer must be disconnected from the electrical outlet to 
clear the CMOS setting.
1Remove the left side-panel. See Removing the Left Side-Panel on 
page 25.
2Locate the 3-pin password reset jumper (PASSWORD_CLEAR) on the 
system board. See System-Board Components on page 20.
3Remove the 2-pin jumper plug from pins 2 and 3 and fix it on pins 1 and 2.
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							System Setup Utility155
Password:
4Wait for approximately five seconds to clear the password setting.
5Remove the 2-pin jumper plug from pins 1 and 2 and replace it on pins 2 
and 3.
6Replace the left side-panel. See Replacing the Left Side-Panel on 
page 27.
7Follow the steps in After Working Inside Your Computer on page 15.
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							156System Setup Utility
Clearing CMOS Passwords
 WARNING: Before working inside your computer, read the safety information 
that shipped with your computer and follow the steps in Before You Begin on 
page 13. For additional safety best practices information, see the Regulatory 
Compliance Homepage at dell.com/regulatory_compliance.
 
WARNING: The computer must be disconnected from the electrical outlet to 
clear the CMOS setting.
1Remove the left side-panel. See Left Side-Panel on page 25.
2Locate the 3-pin CMOS reset jumper (CMOS_CLEAR) on the system 
board. See System-Board Components on page 20.
3Remove the 2-pin jumper plug from pins 2 and 3 and fix it on pins 1 and 2.
CMOS:
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							System Setup Utility157
4Wait for approximately five seconds to clear the CMOS setting.
5Remove the 2-pin jumper plug from pins 1 and 2 and replace it on pins 2 
and 3.
6Replace the left side-panel. See Replacing the Left Side-Panel on 
page 27.
7Follow the steps in After Working Inside Your Computer on page 15.
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							158System Setup Utility
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							Flashing the BIOS159
32
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. 
2Go to support.dell.com/support/downloads.
3Locate 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.
If you have your computer’s Service Tag:
aClick Enter a Tag.
bEnter your computer’s Service Tag in the Enter a service tag: field, 
click 
Go, and proceed to step 4.
If you do not have your computer’s Service Tag:
aClick Select Model.
bSelect the type of product in the Select Your Product Family list.
cSelect the product brand in the Select Your Product Line list.
dSelect the product model number in the Select Your Product Model 
list.
 NOTE: If you have selected a different model and want to start over again, 
click Start Over on the top right of the menu.
e
Click Confirm.
4A list of results appears on the screen. Click BIOS.
5Click Download Now to download the latest BIOS file. 
The 
File Download window appears.
6Click Save to save the file on your desktop. The file downloads to your 
desktop.
7Click Close if the Download Complete window appears. 
The file icon appears on your desktop and is titled the same as the 
downloaded BIOS update file.
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							160Flashing the BIOS
8Double-click the file icon on the desktop and follow the instructions on 
the screen.
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