Microchip Adaptec AHA 2940UW Pro - storage controller - Ultra Wide SCSI - PCI overview and full product specs on CNET.

Adaptec Scsi 29320lpe

Download Adaptec controller drivers or install DriverPack Solution software for driver scan and update. Adaptec 2915/2930LP PCI SCSI Controller. Adaptec Scsi Controller Driver Windows 7; Download the latest Adaptec AHA 2940AU PCI SCSI Controller driver for your computer's operating system. All downloads available on this website have been scanned by the latest anti-virus software and are guaranteed to be virus and malware-free. Find All Adaptec AHA 2940AU PCI SCSI Controller Drivers.

Adaptec 2915/2930lp Pci Scsi Controller Drivers

The User's Guide for the Adaptec SCSI Card 2906 refers to 'Adaptec AIC-7850 PCI SCSI Controller Driver' to select as the driver to install in NT, but there is no selection specifically for this card as stated in the guide.
The Adaptec SCSI Card 2906 uses an AIC-7850 chipset which is based on the AIC-78xx chip set.
There is no separate driver for the AHA-2930C or AHA-2930CU listed by model name within Windows NT, the card itself uses the same AIC-78xx chipset as that of the AHA-2940UW or AIC78xx family of SCSI controllers and will use the same driver.
Please follow the 'Installing Windows NT Driver' instructions for proper driver installation of the Adaptec SCSI 2906 and all other SCSI cards listed.