Driver Details


This is a general maintenance release for SAS and SATA drives. It is a re-release of the previous version with additional firmware updates.

Fixes & Enhancements

Fixes and Enhancements

The Hitachi SAS release for 15K 3.5 SAS hard drive firmware to fix Linux install hang in a RAID-0 config.
During a Linux install small block sequential writes occur which brings out this bug and result in a hang
during install when attached to SAS-5 iR running in RAID 0. The firmware will rev from A48B to A5F0.


Version SAS, A40


SAS Drive

Release date

16 Nov 2012

Last Updated

04 Nov 2016


Available formats

File Format:Hard-Drive
File Name:NautilusA40_ZPE.exe
Download Type:HTTP
File Size: 99 MB
Format DescriptionThis file contains a compressed (or zipped) set of files. Download the file to a folder on your hard drive, and then run (double-click) it to unzip the set of files. Follow the instructions to complete the installation.
To ensure the integrity of your download, please verify the checksum value.
File Format:Rel-Notes-Text
File Name:Release Notes A40.txt
Download Type:HTTP
File Size: 79 KB
Format DescriptionThis 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.

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

Other versions
SAS,A36 12 Aug 20136:06:22 PM
SAS,A39 12 Aug 20136:05:06 PM
A45,A45 05 Aug 20137:19:45 PM
A5F0,A34 12 Jul 20131:04:42 PM
A37,A37 12 Jul 20131:04:40 PM
SAS,A38 12 Jul 20131:04:40 PM
A44,A44 12 Jul 20131:04:34 PM
SAS,A43 14 Mar 20136:43:39 PM
SAS,A42 06 Feb 20138:52:56 PM
Applies to
Dell SAS/SATA Hard Drive
Installation instructions

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.


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. Click the Install button.
5. Follow the remaining prompts to perform the update.
Important Information
This update will not run if any of the following conditions exist
1. Any Virtual Disk that is not optimal.
2. A RAID container that is performing a Background Initialization or Consistency Check.
3. A Rebuild, Resync, or copyback function is taking place.
4. A RAID set that is Partially Degraded or in a Degraded state.

This update will run on drives remaining in a RAID set that is in a Offline state.
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Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

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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).