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Introduction, Specifications, 1 specifications – Acrosser AR-B1790 User Manual

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AR-1790 User’s Guide

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1. INTRODUCTION

Welcome to the AR-B1790 Embedded ATX Single Board Computer. The AR-B1790 board is Embedded ATX form
factor board, which comes equipped with high performance Intel® Pentium 4 Processor with the Intel® advanced
chipset the Intel® 845GV GMCH and ICH4 (Intel® 82801DB). This product is designed for the system
manufacturers, integrators, or VARs that want to provide all the performance, reliability, and quality at a reasonable
price.

In addition, the AR-B1790 provides on chip VGA. The VGA, which provides up to 1600x1200 resolution. The VGA
memory is share main memory.

AR-B1790 have two network controller on board, uses Intel® 82551QM and Intel® 82562ET LAN controller, a fully
integrated 10/100BASE-TX solution with high performance networking functions and Alert-on-LAN features.

1.1 SPECIFICATIONS

! CPU:

Support Intel Pentium 4 Northwood(Socket 478)processor

Support 533MHz and 400MHz FSB
Support Intel Pentium 4 CPUs up to 2.8GHz

! DMA channels: 7
! Interrupt levels: 15
! Chipset:

–Intel® 845GV【Integrated 2D / 3D graphics accelerator and support PC2100(DDR266)technology】

–Intel ICH4 chipset(82801DB)I/O Controller

! RAM memory:
–Support two 184-pin DDR DIMM sockets
–Support PC200∕266 DDR SDRAM
–Support up to 2GB DRAM(Max)
! Display Interface: CRT-D-SUB 15-pin female connecotr
Dual LVDS(2 channels)-for 36/48 bit or 18/24 bit(single channel) LVDS LCD Panel

2x13x2.00mm pin-header connector
! On-board IDE Interface: Two IDE Controller on Intel ICH4 PCI chipset provides IDE HDD/CD-ROM(Ultra

DMA33/ATA66/ATA100)operation modes

! Floppy disk drive interface: 2.88 MB, 1.44MB, 1.2MB, 720KB, or 360KB floppy disk drive.
! C. F.: Supports one socket for Compact Flash Type II interface
! Series ports: –On-board D-SUB 9-pin male external port for COM1 with RS-232C/Touch Screen (rear I/O

panel) uses 2.0mm 3-pin JST connector
–On-board 2x5x2.54mm pin-header for COM2 connectors with RS-232C/IrDA(IrDA uses
1x5x2.54mm pin-header connector)

–On-board Two 2x5x2.54mm pin-header connectors for COM3 & COM4 with RS-232C/

RS-485

! Parallel Port: On-board one D-SUB 25-pin female external port for LPT1 , supports SPP/EPP/ECP modes

(rear I/O panel)

! IrDA port: Supports IrDA (HPSIR) and ASK (Amplitude Shift Keyed) IR port multiplexed on COM2
! USB port: –On-board two external port for 4 USB 2.0/1.1 ports (rear I/O panel)
On-board one 2x5x2.54mm pin-header connectors for 2 additional USB 2.0/1.1 ports
! Audio: onboard AC’97 Codec, On-board 2-Channel AC97 provided by 82801DB Audio Jacks: Line-in,

Line-out, Mic-in (rear I/O panel)

! Watchdog timer: Software programmable 1~63sec.
! VGA Controller: Built in Intel 845GV Chipset
! Ethernet: –Integrated Intel Kinnereth 10/100Mbps provided by 82801DB South Bridge, with RJ-45 (90

degree) connector built-in LED (rear I/O panel)
–On-board intel 82551 with RJ-45 (90 degree) connector built-in LED (rear I/O panel)

! K/B & Mouse: On-board PS/2 Keyboard and Mouse 6-pin Mini-DIN external connector
! Power Connector: ATX & The Pentium 4 ATX power include another 2x2 pin+12V input connector
! Power Req. : +5V@ 2A and +12V@ 5A maximum, on-board ATX12 power input connector
! Operating Temperature:

0

°

~ 60℃ (CPU needs Cooler)