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.
PowerEdge M420 BIOS
Restart requiredAUTO INSTALLEDThis file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
PowerEdge M420 BIOS
Recommended
Check compatibility
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Fixes & Enhancements
* Updated Authenticated Code Module (ACM) * Updated memory reference code * Updated processor reference code * Updated chipset reference code * Updated Intel Xeon processor E5-2600 product family microcode for C1 stepping to 00000619 * Updated Intel Xeon processor E5-2600 product family microcode for C2 stepping to 0000070D * Added Windows 2012 support * Updated BIOS to support TCG Physical Presence Interface Specification version 1.2 * Increased the speed of the System Setup launch process * Enhanced the iDRAC virtual mouse performance in pre-boot GUIs such as System Setup and Lifecycle Controller * Enabled display of CPLD version information in BIOS setup * Added UEFI boot support for Ubuntu * Added support to allow PCI Memory Mapped I/O allocation above 4 GB * Improved handling of storage devices without a native UEFI driver * Updated DIMM types used in power budget calculation to include LRDIMMs * Changed default option for the Memory Operating Mode for all Memory Configurations to "Optimizer" * Increased system memory speeds for Memory Configurations with all slots in a channel populated and when the System Profile in BIOS setup is set to "Performance" mode or Memory Frequency in the "Custom" mode is set to Memory Maximum Performance * Increased system memory speeds for 1600 MT/s DDR3L RDIMMS when one or two slots in a channel are populated. * Enabled entering System Setup (F2 hotkey) on a boot where a one-time Service Partition Boot has been requested * Added new power management option "Collaborative CPU Performance Control" in the System Profile settings. * Added new power limiting option "Logical Processor Idling" in the Processor Settings
Dell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
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.
File Format:A self-extracting file for use in 64-bit machines
File Name:M420-010305C.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.
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.
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.
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.
Reboot will be required
Need help with BIOS issues?
Find a solution in Dell's BIOS troubleshooting and usage guide.