Adaptec AHA-2940/2940W PCI SCSI Controller Driver Download
The AHA-2940/2940W PCI SCSI Controller is a device manufactured by Adaptec. You can unlock features and improve performance by updating its driver. Visitors have downloaded this file "adaptec_scsi_29xx_pci_win7x64.zip" 1,188 times with an aggregate rating of 5 out of 5 stars based on 8 reviews. Our users report success installing this driver update on PCs running Windows 7. The total disk space used for this update is 97.1 KB.
Supported Models
AHA-2490U/UW
Adaptec AHA-2910C/2915C/2920C/2930C PCI SCSI Controller
Adaptec AHA-2930U PCI SCSI Controller
Adaptec AHA-2930U2 - Ultra2 SCSI
Adaptec AHA-2930UW PCI SCSI Controller
Adaptec AHA-2940/2940W PCI SCSI Controller
Adaptec AHA-2940AU PCI SCSI Controller
Adaptec AHA-2940U/2940UW/2940D PCI SCSI Controller
Manufacturers
Supported Operating Systems
Windows 8.1 (64 bit), Windows 8 (64 bit), Windows 7 (64 bit), Windows Vista (64 bit), Other
File Name
Versions
v1.0 (1-Mar-2015)
Additional 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
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Device Hardware IDs
Related Driver Updates
How to Update Adaptec AHA-2940/2940W PCI SCSI Controller Device Drivers
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 Adaptec Driver Update Utility. 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
After downloading your new driver, installation is the next step. On Windows, utilize the built-in Device Manager utility to manage this process. This tool provides a comprehensive view of all system-recognized devices and their associated drivers. To complete the installation, a system restart is typically required 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.
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 |