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AHA-1740A
The Adaptec AHA-1740A has been designed to operate as shipped in standard EISA class computers.
Small image of the AHA-1740A
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

Novell NetWare

Novell NetWare Downloads

Installing Drivers or Software
cd install netware 401 (html 68 kb)
cdrom in dos (html 68 kb)
unix driver disk conversion (html 69 kb)
loading adaptec dsk drivers (html 71 kb)
netware 3.12 cd install (html 68 kb)
installation tips for os/2 1.3 (html 69 kb)
sco unix driver names (html 68 kb)
Product Documentation
technical reference manual (pdf 666 kb)
install guide for installing eproms (pdf 14 kb)
user guide for the aha-1740a/1742a/1744 (pdf 628 kb)
Use Your Product
scsi terms explained (html 77 kb)
sense codes described (html 96 kb)
Number of devices
7 SCSI devices maximum per host adapter (7 internal or 7 external or any combination of 7 internal or external

Bus System Interface Type
32-bit; for EISA bus based computers
External Connectors
Built-in 50-pin high density (SCSI-2) connector
Internal Connectors
50-pin standard
Data Transfer Rate
Up to 33 MBytes/sec bus master DMA transfer rate burst on EISA busUp to 2MBytes/sec asynchronous, 5 MBytes/sec synchronous10 MBytes/sec fast synchronous (Fast SCSI) on the SCSI bus
Package Contents
AHA-1740A Host AdapterConfiguration SoftwareInstallation Guide
Warranty
5 years

Floppy Support

The AHA-1740A has no floppy drive support

Termination

Active-use system ECU (EISA Configuration Utility) to enable/disable termination

Board Dimensions

13 3/8" L x 5/8" W x 5" H
(33.81 cm x 1.62 cm x 12.7 cm)

Power Consumption

+5.0 +/- 0.25 at 2.9 amps max

Operating Characteristics

0°C - 55°C
(32°F - 131°F)

Storage Characteristics

0°C - 55°C
(32°F - 131°F)

MTBF (mean time between failures, Bellcore)

61,466 hours

MTTR (mean time to repair)

30 minutes
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