Dell Precision M2400 System BIOS, A21

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.

Driver Id : 4W90Y

Importance : Optional

Version : A21, A21 Latest version Recommended version Latest and Recommended version

Release Date : 01 Jun 2010

Download Type : System BIOS

Category : BIOS

Precision M2400 System BIOS A21

Download Files

File Format: 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.

File Name: M2400A21.EXE

File size: 2.83 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: 3b6c74f262091182354c2c9476171cc7

Download .EXE

File Format: This file format consists of a BIOS executable file. This format can be used to install from Linux.

File Name: M2400A21.BIN

File size: 1.15 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: d4d597966a5c5a6b81680f0c38ce16ca

Download .BIN

Fixes & Enhancements

Fixes/Enhancements
------------------
1. Updated Intel(R) Active Management Technology firmware.
2. Enhanced setting of keyboard repeat rate when docking/undocking
3. User interface change. Show warning messages to prevent user from clearing TPM when TPM is deactivated.
4. Updated PXE OPTROM.
5. Enhancement on Serial Over Lan support.
6. Enhanced USB mouse support in BIOS setup.
7. Enhanced the capability between Bluetooth card and NUM-Pad.
8. Updated PSA build 4127.

Installation instructions

Installation Instructions for Linux

If not already logged in as root, change user ID to root.

At the shell, switch to run level 1 by executing "init 1".

Make the update program executable by executing "chmod u+x update_program_name".

Run the update by executing "./update_program_name" from the shell.

Follow the remaining prompts to perform the update.

For help, type "./update_program_name --help" at the shell prompt.

Installation Instructions for the Universal (Windows/ DOS) format

Download file to Desktop

Use one of the methods below to flash the Bios.

Run the BIOS update utility from Windows environment

Run the BIOS update utility from DOS environment (Non-Windows users)

Download file to Desktop

The file M2400A21.EXE is using the Universal (Windows/ DOS) format and is designed to be directly executed from Windows environment.

Click Download now.
The File Download window appears.

Click the Save button.
The Save As window appears.

Select Desktop using the drop-down menu to the right of Save in.

Click the Save button.
A progress meter moves as the download is completed.

If necessary, click X in the upper right-hand corner of the Download Progress Window to close it upon completion.

NOTE: Shut down all other applications prior to running the BIOS update utility. The update utility reboots your system in order to get the new BIOS loaded.

Run the BIOS update utility from Windows environment

Double click the Icon on your desktop labeled M2400A21.EXE.
The Dell BIOS Flash window appears

Click the Continue button.
The message Pressing OK will close all applications, shut down Windows, Flash the BIOS, then reboot. appears.

Click the OK button.
The system will restart and the BIOS Flash will be completed.

Run the BIOS update utility from DOS environment (Non-Windows users)

NOTE: You will need to provide a bootable DOS diskette. This executable file does not create the DOS system files.

Copy the file M2400A21.EXE to a bootable floppy.

Boot from the floppy to the DOS prompt.

Run the file by typing Y:\M2400A21.EXE (where y is the drive letter where the executable is located).

Dell Precision M2400 System BIOS, A21

Download Files

Fixes & Enhancements

Compatible Systems

Supported Operating Systems

Installation instructions