Adaptec - AHA-1742A

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AHA-1742A

The Adaptec AHA-1742A has been designed to operate as shipped in standard EISA class computers.

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); 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: User Manual for the AHA-1740A/1742A/1744 (PDF 628 KB); Technical Reference Manual (PDF 666 KB); Install Guide for Installing EPROMs (PDF 14 KB)

Use Your Product: 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-1742A Host AdapterConfiguration SoftwareInstallation Guide

Warranty
	5 years

Floppy Support

The AHA-1742A supports two standard floppy drives with disable/enable option

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)

60,589 hours

MTTR (mean time to repair)

30 minutes