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 M820 Version 1.4.6

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 M820 BIOS Version 1.4.6
Recommended

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Fixes & Enhancements

See release notes
Read More

Version

1.4.6, 1.4.6

Release date

18 Dec 2012

Download Type

System BIOS

Category

BIOS

Importance

Recommended
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.
Available formats View Important Information
File Format: Update Package for MS Windows 32-Bit
File Name: M820_BIOS_9V1X9_WN32_1.4.6.EXE
File Size: 11.6 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:
e827cc817024cdd9a10f5e175b270b6b
SHA1:
05e7e3b5c3c6fde6362c203f8c3dacd053f257f9
SHA-256:
701833d96a8184efbfb1fcce563724e17577a6e75450add60e75002691fba72e
File Format: A GnuPG file which contains a cryptographic signature
File Name: M820_BIOS_9V1X9_LN32_1.4.6.BIN.sign
File Size: 194 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:
0a87c0ad54078e562ca1c9bbcffa1b57
SHA1:
622f3672c98ac47547820c1181abba987d644956
SHA-256:
a6470e2c62b0be92d27b51bbcf94eabd34f8fed6b7d6b1ed74c1e56958a87941
File Format: A self-extracting file for use in 64-bit machines
File Name: M820-010406C.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:
eebae776ed37f5d63b583ce26423de59
SHA1:
edca4a77d9cd5aae684feb9f7428dff324f8e441
SHA-256:
b007cac8ec3a854c16bd6cabcd28d03fb6595d5dc00359508132a02a4c068908
File Format: Raw BIOS executable file - will NOT be repackaged regardless of Repackaging Options
File Name: M820-010406C.exe
File Size: 2.97 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:
1bc0cfe18eef9645b3865f981a90c2aa
SHA1:
c1c9f27a00f23c6617f1fdb91f9d709a5987071c
SHA-256:
f5e42b247748491fb7b37b7de39e717572ddcf906ff11a71963ab5c3cb84cd6e
File Format: External release notes
File Name: M820-010406CBIOS.txt
File Size: 8.54 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format contains plain text which can be viewed with a standard text editor.
To ensure the integrity of your download, please verify the checksum value.
MD5:
262e1f05c8e66bfebe742fac98f8a251
SHA1:
8d9f8ec290305b502cd5298b6da97293b0ddd036
SHA-256:
7d413108a31f04ed2699fb5a819188b1aaafe185cb360940f701fff86ec1c1ba
File Format: Update Package for Red Hat Linux
File Name: M820_BIOS_9V1X9_LN32_1.4.6.BIN
File Size: 6.27 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.
To ensure the integrity of your download, please verify the checksum value.
MD5:
74cbbc64a516bf1c39e6ddfa809f3464
SHA1:
eaa369984ac21b7cdbd7f0218054c9166644a95d
SHA-256:
31b50ade21b4afe54029c9b07434ed4d40e7ba60d200fbb06c67a53c3061cefd

By downloading, you accept the terms of the Dell Software License Agreement.

Additional details

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Server BIOS 12G
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.

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