The 3940U2W is a disk drive controller manufactured by AdvanSys. This driver fixes problems with drive not found, slow or unreliable data transfer, intermittent connection or hardware conflicts. Visitors have downloaded this file "AdvanSys9andXMac.hqx" 41 times with an aggregate rating of 4 out of 5 stars based on 7 reviews. The total disk space used for this update is 1.3 MB.
3940U2W
Mac OSX
AdvanSys9andXMac.hqx (1.3 MB)
Macintosh OS 9 and OS 10.2
Apple G5 Users
The 3940U2W does NOT work in the G5 machines and it does NOT work under OS X.3. There will not be any further development for this adapter.
Alagappan (DG Staff Member) on 15-Apr-2005
To get the 3940U2W 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 AdvanSys 3940U2W 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 AdvanSys Driver Update Utility. It is a software utility which automatically finds and downloads the right 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.