If you have downloaded the Adaptec 7800 Family Manager Set Driver (AIC78XX.SYS & AIC78U2.SYS) for Windows NT , it should prompt to select from two groups of driver listings.
Driver listings are:
- Adaptec AHA290x/291x/294x/394x/4944/AIC78xx PCI SCSI Controller (NT 4.0)
- Adaptec AHA-294xU2/295xU2/395xU2/AIC-789x PCI SCSI Controller (NT 4.0)

1. Adaptec Ava-2930 Pci Scsi Controller Driver Download For Windows 7
2. Adaptec Ava-2930 Pci Scsi Controller Driver Download For Windows 8.1

For non-Ultra2 host adapters, Select the 'Adaptec AHA290x/ 291x/294x/394x/4944/AIC78xx PCI SCSI Controller(NT 4.0)' and press ENTER.

Download 1696SCSI9598.zip for Windows to sCSIAdapter driver. Download 1696SCSI9598.zip for Windows to sCSIAdapter driver. Adaptec AVA-2930 PCI SCSI Controller. Here is a step by step manual guide for Adaptec AHA-2930CU PCI SCSI Controller software installation process on Windows XP. 1 Download Ntw2knw.zip file for Windows XP, save and unpack it if needed.

Adaptec Ava-2930 Pci Scsi Controller Driver Download For Windows 7

For Ultra2 host adapters, Select the 'Adaptec AHA-294xU2/295xU2/395xU2/AIC-789x PCI SCSI Controller(NT 4.0)' and press ENTER.

Adaptec Ava-2930 Pci Scsi Controller Driver Download For Windows 8.1

If the driver fails to load, please check the resources defined on the controller.
You may have some resource (IRQ, I/O and Memory Address) conflict(s).
Please check other articles referring to IRQ and resource conflict.