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AHA-2940
The Adaptec AHA-2940 PCI-to-Fast SCSI host adapters provide a powerful multi-tasking interface between your computer's PCI bus and SCSI devices (disk drives, CD-ROM drives, scanners, tape backups, removable media drives,etc.).
Small image of the AHA-2940
DownloadsDocumentationTechnical Specifications

Note: Only drivers that are not included or embedded within a supported operating system are listed below. To see a complete list of supported operating systems see the Product Specifications

Select your operating system or software below

Bios Updates and Other Downloadable Files

Bios Updates and Other Downloads

IBM OS

IBM OS-2

Microsoft

Microsoft DOS
Microsoft Windows 2000
Microsoft Windows 3.1x
Microsoft Windows 7
Microsoft Windows 95
Microsoft Windows 98
Microsoft Windows Millennium
Microsoft Windows NT
Microsoft Windows Server 2008
Microsoft Windows Vista

Novell NetWare

Novell NetWare Downloads

Unix

SCO Unix
SCO UnixWare

Hardware Installation
How to Install Your Adaptec PCI Card (HTML 80 KB)
Installing Drivers or Software
CD install Netware 401 (HTML 75 KB)
CDROM in DOS (HTML 75 KB)
7800 Netware instructions (HTML 87 KB)
7800 Family Manager Set 98 Contents (HTML 74 KB)
Installing 98 driver (HTML 76 KB)
Windows 98 issues (HTML 76 KB)
7800 Miniport Issues in 95 (HTML 76 KB)
Installing Windows NT Driver (HTML 89 KB)
7800 supported adapters (HTML 78 KB)
AIC7870.dsk options (HTML 82 KB)
7800 Netware contents (HTML 77 KB)
7800 issues for Netware (HTML 78 KB)
7800 Netware Notes (HTML 76 KB)
Miniport Options (HTML 76 KB)
2940 WinNT 3.x (HTML 76 KB)
7800 Diskette Contents (HTML 75 KB)
OS/2 driver installation (HTML 75 KB)
UNIX Driver Disk Conversion (HTML 75 KB)
Loading Adaptec DSK Drivers (HTML 78 KB)
netware 3.12 cd install (HTML 75 KB)
7800 UNIX Driver Instructions (HTML 82 KB)
OS/2 driver Notes (HTML 83 KB)
7800 OS/2 diskette (HTML 75 KB)
7800 os/2 issues (HTML 75 KB)
SCO Unix Driver Installation (HTML 81 KB)
Interoperability
7800 FMS Support list (HTML 78 KB)
Product Documentation
Install Guide for the AHA-2940/2940W (PDF 173 KB)
Use Your Product
SCSISelect User's Guide (HTML 89 KB)
SCSI Terms Explained (HTML 84 KB)
Sense Codes Described (HTML 103 KB)
Number of devices
Supports up to 7 devices total

Bus System Interface Type
32-bit PCI local-bus
External Connectors
50-pin SCSI-2 High Density
Internal Connectors
50-pin shrouded standard SCSI header
Data Transfer Rate
10 Mbytes/sec Fast Synchronous (Fast SCSI) on the SCSI bus
Package Contents
AHA-2940 Host Adapter, Adaptec EZ-SCSI (for DOS/Windows)ASW-7800 v1.0250 pin internal SCSI ribbon cable
Warranty
5 years

Termination

Active(use SCSI Select to enable/disable termination)

Board Dimensions

5.8" x 3.9" (14.73cm x 9.91cm)

Power Consumption

+5.0V +/- 0.25V, 1.5 amps maximum

Operating Characteristics

0°C (32°F) to 55°C (131°F)

Storage Characteristics

-40 F to 167 F (-40 C to 75 C)
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