Driver Details



Fixes & Enhancements

1. Fix issue: 1st key not work in PSW prompt.
2. HDD boot option still exist after "Windows Boot Manger" created.
3. Update ePSA to 4220.10.
4. Update GOP for LCD BIST.
5. Longrun S4 enter S3.
6. Update Intel RAID OROM to


Version A06, A06

Release date

19 Sep 2012

Last Updated

19 Sep 2012



Available formats

File Format:Windows/DOS
File Name:5423A06.EXE
Download Type:HTTP
File Size: 7MB
Format DescriptionThis file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from Windows 8, Windows 7, Windows XP, Windows 2000, NT, Windows 9X, Windows ME or a MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.

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

Compatible Systems

Supported Operating Systems


Applies to

Dell Inspiron 5423

Installation instructions


Reboot will be required
My Download List-#1 (0 )

Drivers help and tutorials

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My download lists enables you to create and save lists of drivers to install at a later time. Lists can only be saved by logging into your existing account or creating a new one, and selecting “Save this list.”
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This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details
Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).