User`s manual

ARS-2016/2016EB Manual

Chapter 2 Introduction

2.1 Overview

ARS-2016 and ARS-2016EB Ultra 160 SCSI RAID 1 System are designed for

mirroring. The former is for internal connection while the latter for external. Both of

them consist of two hard drives for duplicating data as Figure 2-1 shows. But the

computer regards them as a single drive. Via an on-board microcontroller, ARS-

2016 or ARS-2016EB makes high-level applications more flexible and stable. It can

easily transform any IDE device into an Ultra 160 SCSI one.

2.2 Features

ARS-2016/2016EB Mirror Smart 160 has the following features.

n Is a standalone Ultra 160 SCSI-to-SCSI RAID 1 controller

n Uses ATA 66/100/133 hard drives

n Automatic fan adjustment to maintain a more constant environment

n Has an on-board ACARD RAID On Chip (ROC) SCSIDE® engine

n Supports 48-bit LBA (over 137GB HDD)

Figure 2-1

The same data is recorded into both HDDs

SCSI-to-SCSI RAID 1 Controller