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AR-B1550 User’s Guide

1. OVERVIEW

This is a AR-B1550 Pentium Grade Firewall CPU Board with Ethernet, DOM.

This chapter provides an overview of your system features and capabilities. The following topics are covered:

Specification

Packing List

Features

1.1 SPECIFICATION

CPU : NS GEODE GX1/GXLV

Chipset:Cyrix CS5530

RAM Memory:Onboard 32MB/64MB SDRAM

Flash Disk:Supports one socket for DiskOnModule

Ethernet:3 x 10M/100M-Base2 with RJ-45 connector (PCI BUS)

BIOS:AMI or AWARD flash BIOS

RTC:BQ3287MT Chips (RESERVED)

Speaker:Supports external speaker

LED Indicator:Power, HD and LAN LEDs

Jumper:3 x 2 Jumper select base clock and CPU clock multiplier

Power Connector:One 8-pin 2.5mm JST

Power Req.:5V, 2.5A

PC Board:6 layers,EMI considered

Dimensions:145 mm x 102 mm

1.2 PACKING LIST

Some accessories are included with the system. Before you begin installing your AR-B1550 board, take a moment

to make sure that the following items have been included inside the AR-B1550 package.

The quick setup manual

1 AR-B1550 all-in-one single CPU board

AR-B9459 I/O Board (extension card)

Software utility diskettes.

1.3 FEATURES

The system provides a number of special features that enhance its reliability, ensure its long-term availability, and

improve its expansion capabilities, as well as its hardware structure.

CPU NS GEODE GX1/GXLV

Cyrix CS5530 Chipset

Onboard 32MB/64MB SDRAM

Supports DOM Flash Disk

3 x 10/100M-Base2 Ethernet

AMI or AWARD flash BIOS

Power Req.: 5V, 2.5A

Dimensions: 145 mm x 102 mm

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