Dell Alienware 15 R3 Service Manual - Page 117

Flashing the BIOS, Boot menu, Boot menu enhancements - drivers

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Flashing the BIOS You may need to flash (update) the BIOS when an update is available or when you replace the system board. To flash the BIOS: 1 Turn on your computer. 2 Go to www.dell.com/support. 3 Click Product support, enter the Service Tag of your computer, and then click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model. 4 Click Drivers & downloads → Find it myself. 5 Select the operating system installed on your computer. 6 Scroll down the page and expand BIOS. 7 Click Download to download the latest version of the BIOS for your computer. 8 After the download is complete, navigate to the folder where you saved the BIOS update file. 9 Double-click the BIOS update file icon and follow the instructions on the screen. Boot menu This computer includes a one-time boot menu. By using this feature, you can change the sequence of devices that your computer attempts to boot from, for example, CD-ROM, hard drive, or network. Boot menu enhancements The boot menu enhancements are as follows: • Easier access - Press F12 to access the boot selection menu. • User prompting - The user is prompted to use the keystroke on the BIOS screen. • Diagnostics options - The boot menu includes the ePSA diagnostic options. 117

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Flashing the BIOS
You may need to flash (update) the BIOS when an update is available or when you
replace the system board. To flash the BIOS:
1
Turn on your computer.
2
Go to
www.dell.com/support
.
3
Click
Product support
, enter the Service Tag of your computer, and then
click
Submit
.
NOTE: If you do not have the Service Tag, use the auto-detect
feature or manually browse for your computer model.
4
Click
Drivers & downloads
→
Find it myself
.
5
Select the operating system installed on your computer.
6
Scroll down the page and expand
BIOS
.
7
Click
Download
to download the latest version of the BIOS for your
computer.
8
After the download is complete, navigate to the folder where you saved the
BIOS update file.
9
Double-click the BIOS update file icon and follow the instructions on the
screen.
Boot menu
This computer includes a one-time boot menu. By using this feature, you can
change the sequence of devices that your computer attempts to boot from, for
example, CD-ROM, hard drive, or network.
Boot menu enhancements
The boot menu enhancements are as follows:
•
Easier access
— Press F12 to access the boot selection menu.
•
User prompting
— The user is prompted to use the keystroke on the BIOS
screen.
•
Diagnostics options
— The boot menu includes the ePSA diagnostic options.
117