Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.
Before updating, please read the installation instructions and important information noted below.
Dell Server BIOS PowerEdge R420 Version 2.5.1
Restart required AUTO INSTALLED This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.PowerEdge R420 BIOS Version 2.5.1
Recommended
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Fixes & Enhancements
Fixes:
- Removed the unnecessary Serial Peripheral Interface (SPI) Opcodes.
Enhancements:
- Updated the Intel Xeon Processor Microcode to address CVE-2017-5715 (http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=2017-5715).
- Updated the Intel Xeon Processor E5-2600 v2 Product Family Processor Microcode to version 0x42C.
- Updated the Intel Xeon Processor E5-2600 Product Family Processor (C-1 Stepping) Microcode to version 0x61C.
- Updated the Intel Xeon Processor E5-2600 Product Family Processor (C-2 Stepping) Microcode to version 0x713.
- CVE-2017-5753 and CVE-2017-5754 are addressed by Operating System & Hypervisor updates. For more information, visit http://www.dell.com/support/article/SLN308588.
Read More- Removed the unnecessary Serial Peripheral Interface (SPI) Opcodes.
Enhancements:
- Updated the Intel Xeon Processor Microcode to address CVE-2017-5715 (http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=2017-5715).
- Updated the Intel Xeon Processor E5-2600 v2 Product Family Processor Microcode to version 0x42C.
- Updated the Intel Xeon Processor E5-2600 Product Family Processor (C-1 Stepping) Microcode to version 0x61C.
- Updated the Intel Xeon Processor E5-2600 Product Family Processor (C-2 Stepping) Microcode to version 0x713.
- CVE-2017-5753 and CVE-2017-5754 are addressed by Operating System & Hypervisor updates. For more information, visit http://www.dell.com/support/article/SLN308588.
Version
2.5.1, 2.5.1
Release date
07 Mar 2018
Download Type
System BIOS
Category
BIOS
Importance
UrgentDell Technologies highly recommends applying this important update as soon as possible. The update contains critical bug fixes and changes to improve functionality, reliability, and stability of your Dell system. It may also include security fixes and other feature enhancements.
Available formats View Important Information
File Format: Update Package for MS Windows 64-Bit.
File Name: BIOS_075V7_WN64_2.5.1.EXE
File Size: 12.61 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages in native Microsoft Windows 64-bit format do not require that Microsoft WOW64 be installed on the Microsoft Windows Server.
To ensure the integrity of your download, please verify the checksum value.
MD5:
8b87deb037c0eac7e103920a9d5e1873
SHA1:
c04fcf47095568a934ff0e6bb3e3c47376cc5587
SHA-256:
f7afbef3cd41d6c5c7bfb803a7294f54b50c7913804f16cad29fec65592eb880
File Format: A GnuPG file which contains a cryptographic signature
File Name: BIOS_075V7_LN_2.5.1.BIN.sign
File Size: 226 Bytes
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
The GnuPG signature for Red Hat Linux Update Package can be used to authenticate Dell's identity in the correlated Red Hat Linux Update Package.
To ensure the integrity of your download, please verify the checksum value.
MD5:
08caa1a03ff86f48a44aa90085d7382a
SHA1:
4d58a3625109949f13cd800818d1477cc73941cd
SHA-256:
ab30e9966d2a51151068db3ccef0fd5501e490053dc776c3188922199c14d030
File Format: A self-extracting file for use in 64-bit machines
File Name: R420-020501C.efi
File Size: 8.08 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file contains compressed content that can be executed from the EFI Shell or EFI Boot Manager. Download the file to the EFI partition on a removable media device. Insert the removable media, then reboot the system and run the program from the EFI Shell or EFI Boot Manager.
To ensure the integrity of your download, please verify the checksum value.
MD5:
d34036d65aada12246e38a0899a47503
SHA1:
c3bd9bad1097bc00e599a9ab396ab09577f44238
SHA-256:
b543df850a45559677aeaed4682a78363b5d4bfced0022ced790082229c8d4a5
File Format: Flash BIOS executable
File Name: R420-020501C.exe
File Size: 3.21 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format consists of a BIOS-executable file. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program.
To ensure the integrity of your download, please verify the checksum value.
MD5:
72ce6afdf2c1ae20c102b86b8a0e302b
SHA1:
e381547f4a7afbd58411b0c4d73dccdad9f18dc4
SHA-256:
292782908d254b7ac46e553bd5b20d9cc81325506ab82db9a3b585f1ba7c19c9
File Format: An archive of PDF files to provide help and procedural information to the customers
File Name: R420_BIOS_02_05_01_Release_Notes.pdf
File Size: 379.69 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This format consists of an archive of PDF files used to provide help and procedural information to the customer. It is necessary to install the Adobe Acrobat Reader first to view the files in this archive.
To ensure the integrity of your download, please verify the checksum value.
MD5:
d229ff3e2d6265fc8a336a41e6015d99
SHA1:
c57c4b9474ff0e122ab8e86b16997536dbf93cd5
SHA-256:
7a19beb79f8a220947b767d9966ebfa5678592a8389c3d3135600fb0b4eef36a
File Format: Update Package for MS Windows 32-Bit
File Name: BIOS_075V7_WN32_2.5.1.EXE
File Size: 11.18 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages (DUP) in Microsoft Windows 32bit format have been designed to run on Microsoft Windows 64bit Operating Systems. Dell Update Packages (DUP) in Microsoft Windows 64bit format will only run on Microsoft Windows 64bit Operating Systems. When selecting a device driver update be sure to select the one that is appropriate for your operating system.
To ensure the integrity of your download, please verify the checksum value.
MD5:
fb675a8d55666f0c5a9eb586227a558e
SHA1:
e7c1b59686d8bd43edec442e1ff659d6d4dc4688
SHA-256:
828dece2c5f537da3e64f1b58c3d79c41b5a971d758e4aa53b6bb29eaa3f5542
File Format: Update Package for Red Hat Linux
File Name: BIOS_075V7_LN_2.5.1.BIN
File Size: 60.64 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages for Linux can be used as stand-alone applications that ensure that specific validation criteria are met, then apply an update.
Note: Update Packages for Linux are open source. See the Dell Update Packages for Linux Readme for details.
Note: Update Packages for Linux are open source. See the Dell Update Packages for Linux Readme for details.
To ensure the integrity of your download, please verify the checksum value.
MD5:
dccbacce2fec95ecdc6b59cb5c9d69ab
SHA1:
38e1d16a79d070fbea56c31cc80b731a9d08b211
SHA-256:
2fe31d7df3bfff58bbdaa720be8d6ab87913525e4e81be73b6f2f6736f6410be
By downloading, you accept the terms of the Dell Software License Agreement.
Supported Operating Systems
Not Applicable
Applies to
Server BIOS 12G
SWB,BIOS,12G,R420,Q1FY16
Installation instructions
Dell Update Package Instructions for DRMK
Download
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
NOTE: You must provide a DOS bootable media, such as a USB key. This executable file does not create the DOS system files.
1. Browse to the location where you downloaded the file.
2. Update the name of the file to DOS recognizable format (8.3). If you do not update the filename to 8.3 format, the filename will be truncated to 8.3 format.
3. Copy the file to the bootable device.
4. Boot the system to DOS by using the bootable device.
5. Run the executable under DOS. Follow the instructions provided by the flash utility.
--------------------------------------------------------------------------------
Dell Update Package Instructions for EFI
Download
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
You can update the BIOS using a UEFI shell bootable media, such as a USB key.
1. Copy the file to the bootable device with UEFI shell.
2. Boot the system to UEFI shell by using the bootable device.
3. Run the executable (.efi) under the UEFI shell. Follow the instructions provided by the flash utility.
You can also load this executable directly from BIOS Boot Manager without a UEFI shell bootable media.
1. Copy the file to a USB device
2. Plug in the USB device and press F11 during POST to enter BIOS Boot Manager
3. Navigate to the System Utilities menu and select BIOS Update File Explorer
4. Select the USB device and navigate through the directory contents to find the executable (.efi)
5. Launch the executable and follow the instructions provided by the flash utility.
--------------------------------------------------------------------------------
Dell Update Package Instructions for Linux DUP:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Read over the release information presented by executing the "./[model]_BIOS_LX_[revision].BIN --version" command from the shell.
2. Download and install any prerequisites identified in the above step before proceeding.
3. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
4. Run the update by executing "./[model]_BIOS_LX_[version].BIN" from the shell.
5. Follow the remaining prompts to perform the update.
-----------------------------------------------------
Dell Update Package Instructions for Windows Dup:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
5. Click the Install button.
6. Follow the remaining prompts to perform the update.
-----------------------------------------------------
GnuPG Signature of Dell Update Package Instructions:
Download
1. Click the "Download Now" link to download the file.
2. When the "File Download" window appears, click "Save" to save the file to your hard drive.
Installation
1. Import the Dell public key. (You only need to do once on your system.)
2. Verify the Dell Update Package by using its signature file, [model]_BIOS_LX_[version].BIN.sign
Download
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
NOTE: You must provide a DOS bootable media, such as a USB key. This executable file does not create the DOS system files.
1. Browse to the location where you downloaded the file.
2. Update the name of the file to DOS recognizable format (8.3). If you do not update the filename to 8.3 format, the filename will be truncated to 8.3 format.
3. Copy the file to the bootable device.
4. Boot the system to DOS by using the bootable device.
5. Run the executable under DOS. Follow the instructions provided by the flash utility.
--------------------------------------------------------------------------------
Dell Update Package Instructions for EFI
Download
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
You can update the BIOS using a UEFI shell bootable media, such as a USB key.
1. Copy the file to the bootable device with UEFI shell.
2. Boot the system to UEFI shell by using the bootable device.
3. Run the executable (.efi) under the UEFI shell. Follow the instructions provided by the flash utility.
You can also load this executable directly from BIOS Boot Manager without a UEFI shell bootable media.
1. Copy the file to a USB device
2. Plug in the USB device and press F11 during POST to enter BIOS Boot Manager
3. Navigate to the System Utilities menu and select BIOS Update File Explorer
4. Select the USB device and navigate through the directory contents to find the executable (.efi)
5. Launch the executable and follow the instructions provided by the flash utility.
--------------------------------------------------------------------------------
Dell Update Package Instructions for Linux DUP:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Read over the release information presented by executing the "./[model]_BIOS_LX_[revision].BIN --version" command from the shell.
2. Download and install any prerequisites identified in the above step before proceeding.
3. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
4. Run the update by executing "./[model]_BIOS_LX_[version].BIN" from the shell.
5. Follow the remaining prompts to perform the update.
-----------------------------------------------------
Dell Update Package Instructions for Windows Dup:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
5. Click the Install button.
6. Follow the remaining prompts to perform the update.
-----------------------------------------------------
GnuPG Signature of Dell Update Package Instructions:
Download
1. Click the "Download Now" link to download the file.
2. When the "File Download" window appears, click "Save" to save the file to your hard drive.
Installation
1. Import the Dell public key. (You only need to do once on your system.)
2. Verify the Dell Update Package by using its signature file, [model]_BIOS_LX_[version].BIN.sign
Need help with BIOS issues?
Find a solution in Dell's BIOS troubleshooting and usage guide.Drivers help and tutorials
For more downloads go to the Drivers and downloads. For help on using the information on this page, please visit Driver Help and Tutorials.