Dell Alienware Steam Machine R2 Service Manual - Page 99

Fixing a no-boot issue caused by USB emulation, Wi-Fi, Turning on or off Wi-Fi

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Fixing a no-boot issue caused by USB emulation Sometimes the computer does not boot to the operating system when USB devices are connected to the computer during startup. This behavior occurs because the computer is looking for bootable files in the USB devices. Follow these steps to fix the no-boot issue: 1 Turn on or restart your computer. 2 Press F2 when the Dell logo is displayed on the screen to enter the BIOS setup program. The BIOS setup program is displayed. 3 On the Advanced tab, select USB Configuration. 4 Select the USB Boot Support to disable it. 5 Save the settings and exit. Wi-Fi Alienware Alpha R2 is shipped with Wi-Fi 802.11a/g/n or Wi-Fi 802.11a/g/n/ac. Turning on or off Wi-Fi NOTE: There is no physical switch to enable or disable Wi-Fi. It has to be done through computer settings. 1 Swipe-in from the right edge of the display, or click the Action Center icon on the taskbar to access the Action Center. 2 Click Wi-Fi to turn Wi-Fi on or off. Downloading the Wi-Fi driver 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 Scroll down the page and expand Network. 6 Click Download to download the Wi-Fi driver for your computer. 99

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Fixing a no-boot issue caused by USB emulation
Sometimes the computer does not boot to the operating system when USB devices are
connected to the computer during startup. This behavior occurs because the computer is
looking for bootable files in the USB devices. Follow these steps to fix the no-boot
issue:
1
Turn on or restart your computer.
2
Press F2 when the Dell logo is displayed on the screen to enter the BIOS setup
program.
The BIOS setup program is displayed.
3
On the
Advanced
tab, select
USB Configuration
.
4
Select the
USB Boot Support
to disable it.
5
Save the settings and exit.
Wi-Fi
Alienware Alpha R2 is shipped with Wi-Fi 802.11a/g/n or Wi-Fi 802.11a/g/n/ac.
Turning on or off Wi-Fi
NOTE:
There is no physical switch to enable or disable Wi-Fi. It has to be done
through computer settings.
1
Swipe-in from the right edge of the display, or click the
Action Center
icon on the
taskbar to access the Action Center.
2
Click
Wi-Fi
to turn Wi-Fi on or off.
Downloading the Wi-Fi driver
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
Scroll down the page and expand
Network
.
6
Click
Download
to download the Wi-Fi driver for your computer.
99