Adaptec AUA-3100LP PCI to USB Enhanced Host Controller Driver Download
The AUA-3100LP PCI to Enhanced Host Controller is a USB device manufactured by Adaptec. This driver can help resolve issues like USB device not recognized, "Disk Not Formatted" errors, or if your device randomly ejects or stops working. Visitors have downloaded this file "necusb.exe" 102 times with an aggregate rating of 5 out of 5 stars based on 3 reviews. Compatibility for this driver update includes PCs running Windows operating systems such as Windows XP. The total disk space used for this update is 81.4 KB.
Supported Models
Adaptec AUA-3100LP PCI to USB Enhanced Host Controller
Adaptec AUA-1420 CardBus USB Enhanced Host Controller
Adaptec AUA-2000LP PCI to USB Enhanced Host Controller
Adaptec AUA-2200LP PCI to USB Enhanced Host Controller
Adaptec AUA-3121 PCI to USB Enhanced Host Controller
Adaptec AUA-3200LP PCI to USB Enhanced Host Controller
Adaptec AUA-5100 PCI to USB Enhanced Host Controller
Manufacturers
Supported Operating Systems
Windows 2003, Windows XP, Windows 2000, Windows NT4, Windows NT3.51, Windows ME, Windows 98SE, Windows 98, Windows 95, Windows 3.1
File Name
Versions
2.1.33000.20300 (2002-04-01) via .inf
Uploaded By
DriverGuide (DG Staff Member) on 11-Sep-2003
Related Driver Updates
How to Update Adaptec AUA-3100LP PCI to USB Enhanced Host Controller Device Drivers
Step 1 - Download Your Driver
To get the Adaptec AUA-3100LP PCI to USB Enhanced Host 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 AUA-3100LP PCI to USB Enhanced Host 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 you get your new driver, you need to put it on your computer. On Windows, there's a tool called Device Manager that helps with this. It shows you all the parts of your computer and the drivers they use. To finish setting up the new driver, you'll probably need to turn your computer off and on again.
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 |
|---|---|---|
| msiusbd.sys | 22.3 KB | 19 Dec 2001 |
| msiehcd.sys | 34.3 KB | 19 Dec 2001 |
| msiu2hub.sys | 24.2 KB | 19 Dec 2001 |
| msiusb2.inf | 7.0 KB | 20 Jun 2002 |