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The AAA-131 single-channel, half-size array adapter is a high-performance choice for systems that already have embedded SCSI or an installed add-in host adapter for low speed devices.
Small Image of AAA-131
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


Microsoft Windows 95
Microsoft Windows NT

Novell NetWare

Novell NetWare Downloads

Hardware Installation
how to install your adaptec pci card (html 74 kb)
Installing Drivers or Software
tips for ci/o (html 81 kb)
aaa-13x compatibility notes (html 81 kb)
simm compatibility list (html 68 kb)
Product Documentation
Install Guide for the AAA-131 (PDF 796 KB)
Use Your Product
sense codes described (html 96 kb)
Number of devices
Up to 15 devices per channel

Bus System Interface Type

32-bit PCI Local Bus
External Connectors
68-pin (internal-to-external converter available)
Internal Connectors
50 and 68-pin
Data Transfer Rate
Up to 133 MByte/sec (40 MByte/sec per channel)
System Requirements
PCI-based 90-MHz Pentium or equivalent motherboard with PCI-to-PCI bridge support32 MByte system memory (NetWare)48 MByte system memory (Windows NT)
Package Contents
AAA-131 PCI Array Adapter with 1MB SIMM One 5-connector 68-pin internal SCSI cable with active termination One 5-connector, 50-pin internal SCSI cable with active termination Adaptec CI/O Array Management Software Adaptec ArrayConfig Intial Boot Array Utility Adaptec Array1000 Family Manager Set (drivers) NetWare 3.12 and 4.1,4.11Windows NT 3.51 and 4.0 Complete documentation
5 year limited warranty

Device Protocol

SCSI Ultra, Fast, and Wide (8-and 16-bit) 20 MHz

Advanced SCSI Features

SCSI PhaseEngine® coprocessor
255 simultaneous commands
Tagged command queuing
UltraSCSI 20 MHz for data transfer up to 40 MByte/sec per channel

Electrical Drivers

Single-ended and active

SCSI Channels

1, 2, or 3 fully independent PCI
UltraSCSI channels bridged to system PCI bus

Array Support

Drives can be supported in array or non-array configurations
Up to 4 arrays configurable per AAA-13x
Up to 16 drives per array

RAID levels

0, 1 (mirroring), 0/1, or 5

Board Dimensions

6.93 inches (17.602 cm) by 4.2 inches (10.668 cm)

Power Consumption

5V +/- 5%

Operating Characteristics

41 F to 131 F (5 C to 55 C)
20% to 90%, non condensing

Storage Characteristics

-76 F to 302 F(-60 C to 150 C)
20% to 90%, non condensing