Dell PowerEdge T40 EMC Installation and Service Manual - Page 24
Updating BIOS on systems with BitLocker enabled, Updating your system BIOS using a USB flash drive
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NOTE: To locate the Service Tag, click Where is my Service Tag? NOTE: If you cannot find your Service Tag, click Detect My Product. Proceed with the instructions on screen. 4. If you are unable to locate or find the Service Tag, click the product category of your system. 5. Choose the Product Type from the list. 6. Select your system model and the product support page of your system appears. 7. Click Get drivers and click View All Drivers. The Drivers and Downloads page opens. 8. On the Drivers and Downloads screen, under the Operating System drop-down list, select BIOS. 9. Identify the latest BIOS file and click Download File. You can also analyze the drivers that need an update. To do this for your product, click Analyze System for Updates and follow the instructions on the screen. 10. Select your preferred download method in the Please select your download method below window, click Download File. The File Download window appears. 11. Click Save to save the file on your system. 12. Click Run to install the updated BIOS settings on your system. Follow the instructions on the screen. Next steps For more information on how to update the BIOS, please refer the article https://www.dell.com/support/article/us/en/04/sln129956/ dell-bios-updates?lang=en NOTE: Dell recommends not to update the BIOS version for more than 3 revisions. For example, if you want to update the BIOS from 1.0 to 7.0, then install version 4.0 first and then install version 7.0. Updating BIOS on systems with BitLocker enabled CAUTION: If BitLocker is not suspended before updating the BIOS, the next time you reboot the system it will not recognize the BitLocker key. You will then be prompted to enter the recovery key to progress and the system will ask for this on each reboot. If the recovery key is not known, this can result in data loss or an unnecessary operating system reinstall. For more information about this subject, see Knowledge Article: Updating the BIOS on Dell Systems With BitLocker Enabled Updating your system BIOS using a USB flash drive About this task If the system cannot load into Windows, but there is still a need to update the BIOS, download the BIOS file using another system and save it to a bootable USB Flash Drive. NOTE: You will need to use a bootable USB flash drive. Please refer to the following article for further details How to Create a Bootable USB Flash Drive using Dell Diagnostic Deployment Package (DDDP) Steps 1. Download the BIOS update .EXE file to another system. 2. Copy the file e.g. O9010A12.EXE onto the bootable USB flash drive. 3. Insert the USB flash drive into the system that requires the BIOS update. 4. Restart the system and press F12 when the Dell splash logo appears to display the One Time Boot Menu. 5. Using arrow keys, select USB Storage Device and click Enter. 6. The system will boot to a Diag C:\> prompt. 7. Run the file by typing the full filename, for example, O9010A12.exe and press Enter. 8. The BIOS Update Utility will load. Follow the instructions on screen. 24 Pre-operating system management applications