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 Optiplex 390 System BIOS

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.
This package provides the BIOS Update on the Dell OptiPlex 390 running the following Operating system: Windows and DOS.
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Fixes & Enhancements

Fixes
- Addressed Owner Tag issue
- Addressed Chassis intrusion issue
- Addressed OMCI issue
- Addressed Dell Diag issue
- Resolved CCTK token issue


Enhancements
- Updated newer CPU Microcode patch
- Enhanced PCIe card capability
- Integrated MEFW 7.1.70.1198
- Added MemRx feature
Read More

Version

A10, A10

Release date

20 Mar 2013

Download Type

System BIOS

Category

BIOS

Importance

Optional
Dell Technologies recommends reviewing this update to determine if it applies to your system. The update contains changes that impact only certain configurations or provides new features that may or may not apply to your environment.
Available formats View Important Information
File Format: CPG BIOS Executable for Windows/DOS
File Name: O390-A10.exe
File Size: 2.78 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. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.
MD5:
b4a9a396f842c3383884c9510f735bc8
SHA1:
618a7aca336f4b8a0b1f9e0a50bb5a97b340e7fa
SHA-256:
a9887fb727765d89eda2c4a085e0f1cf35e9919cede078fb5ab1fd20ac5489da

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

Additional details

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Note: Please note that if the A01 or before A01 BIOS is currently installed on your system, you must first update to A02 BIOS and then flash to the latest A-Rev BIOS.
Dell Optiplex 390
BIOS Update Executable for Windows/DOS

Download

1. Click Download File to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.

Run the BIOS update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.

Run the BIOS update utility from DOS environment (Non-Windows users)
NOTE: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
1. Copy the downloaded file to a bootable DOS USB key.
2. Boot from the USB key to the DOS prompt.
3. Run the file by typing copied file name where the executable is located.

Reboot will be required

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting and usage guide.

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