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)
For non-Ultra2 host adapters, Select the 'Adaptec AHA290x/ 291x/294x/394x/4944/AIC78xx PCI SCSI Controller(NT 4.0)' and press ENTER.
Ultra320 SCSI Driver v7.00.00.12 for Windows 7 & Server 2008R2. Description: Ultra320 64-bit SCSI drivers v7.00.00.12 for the Adaptec Ultra320 SCSI cards without HostRAID enabled. Download Adaptec AHA-2940U2W - Ultra2 SCSI controller drivers or install DriverPack Solution software for driver update. Download Download DriverPack Online. Adaptec AHA-2940U2W - Ultra2 SCSI controller drivers. Windows XP, 7, 8, 8.1, 10 (x64, x86).
Adaptec Aha-2940u2/u2w - Ultra 2 Scsi Driver Download For Windows 8
- Drivers for the 29xx, Ultra2, Ultra160, and Ultra320 family adapters for supported Operating Systems can be downloaded from our Support Site. Drivers for the Portable SCSI, ISA, EISA, Vesa Local, and Microchannel family adapters for supported Operating Systems are available from the Obsolete Products Site. Note: Adaptec provides support for the controller but not for motherboard embedded AIC.
- Adaptec SCSI Card 2930LP » 2920 Family: AHA-2920 » AHA-2920A » AHA-2920C » 2910 Family: AHA-2910B » AHA-2910C » 2900 Family: Adaptec SCSI Card 2902 » Adaptec SCSI Card 2904 » Adaptec SCSI Card 2904CD » Adaptec SCSI Card 2906 ».
Adaptec Aha-2940u2/u2w - Ultra 2 Scsi 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.
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.