Adaptec AHA-2940/2940W PCI SCSI Controller Driver Download

8 Ratings (see all reviews)
705 Downloads

Supported Models

AHA-2490U/UW Driver

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Adaptec AHA-2930U PCI SCSI Controller Driver

Adaptec AHA-2930U2 - Ultra2 SCSI Driver

Adaptec AHA-2930UW PCI SCSI Controller Driver

Adaptec AHA-2940/2940W PCI SCSI Controller Driver

Adaptec AHA-2940AU PCI SCSI Controller Driver

Adaptec AHA-2940U/2940UW/2940D PCI SCSI Controller Driver

Adaptec AHA-2940U/UW Dual PCI SCSI Controller Driver

Adaptec AHA-2940U2 - Ultra2 SCSI Driver

Adaptec AHA-2940U2/U2W - Ultra2 SCSI Driver

Adaptec AHA-2940U2B - Ultra2 SCSI Driver

Adaptec AHA-2940U2W - Ultra2 SCSI Driver

Adaptec AHA-2940UW PCI SCSI Controller Driver

Adaptec AHA-2940UW Pro PCI SCSI Controller Driver

Manufacturers

Adaptec

Supported Operating Systems

Windows 8.1 (64 bit), Windows 8 (64 bit), Windows 7 (64 bit), Windows Vista (64 bit), Other

File Name

adaptec_scsi_29xx_pci_win7x64.zip (97.1 KB)

Versions

v1.0 (1-Mar-2015)

Find Related Drivers

Uploader Notes

Tested on Win7, Win8, Win8.1, Win10

x64 only. Use batch files in root

dir for Win8,8.1,10 to install

unsigned drivers. Hardware ID

tested: PCI\VEN_9004&DEV_8178&SUBSYS_7881900

4&REV_01 Adaptec AHA-2490UW PCI SCSI

Controller

Uploaded By

Donald Dion (DG Member) on 1-Mar-2015

Most Helpful Reviews

 
1 of 1 people found the following review helpful:
David Pierson
Tested on Windows 7 x64
12 Dec 2020
(5 minutes after download)
 

Installation: 5 out of 5
Stability: 5 out of 5
Compatibility: 5 out of 5
 
"Works perfectly for Adaptec AHA-2940W PCI SCSI card on Win7 64-bit. Thank you very much!"
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Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
Adaptec/Win7x64/aic78u2.INF 4.2 KB 23 Feb 2015
Adaptec/Win7x64/aic78u2.cat 8.8 KB 28 Jun 2012
Adaptec/Win7x64/aic78u2.sys 68.7 KB 28 Jun 2012
Adaptec/Win7x64/aic78xx.cat 12.6 KB 28 Jun 2012
Adaptec/Win7x64/aic78xx.inf 9.9 KB 23 Feb 2015
Adaptec/Win7x64/aic78xx.sys 88.2 KB 2 Nov 2006
Adaptec/bypass_driver_sig.bat 80 bytes 23 Feb 2015
Adaptec/driver_sig_active.bat 80 bytes 23 Feb 2015

How to Update Adaptec AHA-2940/2940W PCI SCSI Controller Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the Adaptec AHA-2940/2940W PCI SCSI Controller driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Adaptec AHA-2940/2940W PCI SCSI Controller into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the Driver Update Utility for Adaptec AHA-2940/2940W PCI SCSI Controller. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the Adaptec website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

This website is not affiliated with Adaptec. All company names/logos are properties of their owners.
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