Dell Alienware m15 R6 Service Manual - Page 90

Flashing BIOS (USB key), Flashing the BIOS, Backup media and recovery options

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Table 20. Diagnostic-light LED codes (continued) Diagnostic light codes Problem description 3,4 Recovery image found but invalid 3,5 Power-rail failure 3,6 System BIOS Flash incomplete 3,7 Management Engine (ME) error Flashing BIOS (USB key) Steps 1. Follow the procedure from step 1 to step 7 in "Flashing the BIOS" to download the latest BIOS setup program file. 2. Create a bootable USB drive. For more information see the knowledge base article 000145519 at www.dell.com/support. 3. Copy the BIOS setup program file to the bootable USB drive. 4. Connect the bootable USB drive to the computer that needs the BIOS update. 5. Restart the computer and press F12 when the Dell logo is displayed on the screen. 6. Boot to the USB drive from the One Time Boot Menu. 7. Type the BIOS setup program filename and press Enter. 8. The BIOS Update Utility appears. Follow the instructions on the screen to complete the BIOS update. Flashing the BIOS About this task You may need to flash (update) the BIOS when an update is available or when you replace the system board. Follow these steps to flash the BIOS: Steps 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. Backup media and recovery options It is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell proposes multiple options for recovering Windows operating system on your Dell PC. For more information. see Dell Windows Backup Media and Recovery Options. 90

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Table 20. Diagnostic-light LED codes
(continued)
Diagnostic light codes
Problem description
3,4
Recovery image found but invalid
3,5
Power-rail failure
3,6
System BIOS Flash incomplete
3,7
Management Engine (ME) error
Flashing BIOS (USB key)
Steps
1.
Follow the procedure from step 1 to step 7 in "
Flashing the BIOS
" to download the latest BIOS setup program file.
2.
Create a bootable USB drive. For more information see the knowledge base article
000145519
at
www.dell.com/support
.
3.
Copy the BIOS setup program file to the bootable USB drive.
4.
Connect the bootable USB drive to the computer that needs the BIOS update.
5.
Restart the computer and press
F12
when the Dell logo is displayed on the screen.
6.
Boot to the USB drive from the
One Time Boot Menu
.
7.
Type the BIOS setup program filename and press
Enter
.
8.
The
BIOS Update Utility
appears. Follow the instructions on the screen to complete the BIOS update.
Flashing the BIOS
About this task
You may need to flash (update) the BIOS when an update is available or when you replace the system board.
Follow these steps to flash the BIOS:
Steps
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.
Backup media and recovery options
It is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell proposes multiple
options for recovering Windows operating system on your Dell PC. For more information. see
Dell Windows Backup Media and
Recovery Options
.
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