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 EMC Server PowerEdge BIOS R740xd2 Version 2.5.4

Restart required Installed This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
- Updated the "Processor and Memory Reference Code" to 0595.D.04.
- Updated a few BIOS Setup help messages.
For more information about specific items added and resolved in this BIOS version, see the Fixes and New and enhanced features sections.
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Fixes & Enhancements

Fixes
- Updated a few BIOS Setup help messages.
- Fixed a potential BIOS Recovery failure.
- Issues that were not reported by the Dell EMC customers at the time of current release.

Enhancements
- Updated the "Processor and Memory Reference Code" to 0595.D.04.
- Added the option to enable or disable Correctable Error Logging in the Memory Settings of the System BIOS Settings.
- Enhanced the Lifecycle error messages due to correctable memory errors. You will need to upgrade both the BIOS and iDRAC firmware to make sure that the new messages display correctly in the Lifecycle logs.
- Changed the default setting of Native tRFC Timing for 16 Gb DIMMs to Enabled.
- In some cases, the memory space-indicated by OS as reserved for hardware-is reduced.
Read More

Version

2.5.4, 2.5.4

Release date

17 Feb 2020

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 64-Bit.
File Name: BIOS_MTPH6_WN64_2.5.4.EXE
File Size: 27.05 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:
034c7807ee925882396e913d8e8bcad7
SHA1:
8ff2fc934d59b7629dc5fe3b2565d007f4076bf1
SHA-256:
8190bb345f00fc4c2c674bf2af76ddf30cdc7c53c95ab428c4ae8d3cda382e11

File Format: A GnuPG file which contains a cryptographic signature
File Name: BIOS_MTPH6_LN_2.5.4.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:
236064f546e03a3924ca57385fef8eb2
SHA1:
8a3537f479a24a2b575ae60e209bbbe9c30b31eb
SHA-256:
cd6cbab40d3ec11a8c5268dba1ba89e6c6e5016a34429726ac2dc5508beed1ab

File Format: A self-extracting file for use in 64-bit machines
File Name: BIOS_MTPH6_EFI_2.5.4.efi
File Size: 19 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:
dcd9080a213b69753706ccdd1a924e26
SHA1:
d309fabcc05beeca4aed10b9b5871d77a285b382
SHA-256:
ed8d35c6b02336589c4ff81f8e29d0e8142531aeaea2e24b48d94bbfddd5e45c

File Format: An archive of PDF files to provide help and procedural information to the customers
File Name: R740xd2_BIOS.2.5.4_RN.pdf
File Size: 177.29 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:
46673078bb423f9704c54693f11c1600
SHA1:
68f7ef2b5cf4fd2a78235da296a745236862e42f
SHA-256:
b343b4ed74a493cbbd0ecbc2115c85f169655b9b43d7c52c8f98d22098dcbf92

File Format: Update Package for Red Hat Linux
File Name: BIOS_MTPH6_LN_2.5.4.BIN
File Size: 28.39 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:
2e24dd21a85f2dbacb92955122bf8015
SHA1:
aa5022d466f25b8b1484220848f16312898d1707
SHA-256:
cbeb3fcdbf4c10523485b06374cc25818b399876f1cee35f95cd682ca6f4cfcf

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

Additional details

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When you try updating a BIOS version either under OS (by using an Update Package (DUP)) or under UEFI Shell (a .efi file), the system may take more time to complete the BIOS update process (in case of a system that has 14 TB memory, it takes around 30 minutes to complete the BIOS update process under Windows Server 2016). There are two ways to work around this issue:
- Use an out-of-band BIOS update method--iDRAC GUI or RACADM CLI command.
- Physically reduce the memory capacity by removing a few DIMMs (and thus improve the speed of the BIOS update process), and then try again.
PowerEdge BIOS
Dell EMC 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.
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Dell EMC 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.
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Dell EMC 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.
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GnuPG Signature of Dell EMC 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 EMC public key. (You only need to do once on your system.)
2. Verify the Dell EMC Update Package by using its signature file, [model]_BIOS_LX_[version].BIN.sign.

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