Acrosser Technology AR-B5891 User Manual

Intel core 2 duo mobile processor gm45 micro atx motherboard

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AR-B5891
®
Intel
Core™ 2 Duo Mobile Processor
GM45 Micro ATX Motherboard
User's Manual
Rev. 1.2
2009/09/16

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Table of Contents
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Summary of Contents for Acrosser Technology AR-B5891

  • Page 1 AR-B5891 ® Intel Core™ 2 Duo Mobile Processor GM45 Micro ATX Motherboard User’s Manual Rev. 1.2 2009/09/16...
  • Page 2 Copyright All rights reserved. The information contained in this guide has been validated and reviewed f or accuracy. No patent liability is assumed with respect to the use of the information contained herein. While every prec aution has been taken in the preparation of this guide, the Manufacturer assumes no responsibility for errors or omissions.
  • Page 3 This manual is written for the system integr ator, PC technician and knowledgeable PC end user. It describes how to configure your AR-B5891 to meet various operating requirements. The user ’s manual is divided int o three c hapters, with each chapter addressing a b asic concept and operation of the motherboard.
  • Page 4: Table Of Contents

    Table of Content Introduction.........................7 Description......................7 Specifications ......................8 System Architecture..................10 Dimensions ......................11 Hardware Configuration Setting................13 Board Layout .....................14 Jumpers & Connectors ..................15 2.2.1 Clear CMOS: JP1...................16 2.2.2 TPM setting: JP2....................16 2.2.3 RS232/422/485 Setting: JP3 (COM1) ............16 2.2.4 RS232 PIN9 Setting: JP4,JP5 (COM2&3)............16 2.2.5 Front Audio Header: AUDIO1 .................16 2.2.6...
  • Page 5 Revision History Revision Date Comment Rev.1.2 Sep. 2009 Initial released 5/29...
  • Page 6 ’s Manual CHAPTER 1 6/29...
  • Page 7: Introduction

    24-pin st andard connec tor des igned to support A TX power function. Besides, a feature of CPU overheat protection will provide user more security and stability. Built with these impressed functions, AR-B5891 Micro-ATX Motherboard is an ideal solution for Automation, multi-media, gaming, DVR, KIOSK, medical equipment, industrial automation, financial automatio n, process control, semico nductor equipment, and network security markets.
  • Page 8: Specifications

    1.2 S pecifications AR-B5891 Title Advanced Intel® Core™ 2 Duo Mobile Processor based on Micro ATX motherboard with Dual Displays, Dual Gigabit Ethernet, 4 SATA, 4 COM, Audio, 8 USB ® Intel Core™ 2 Duo Mobile Series Processors ® Intel...
  • Page 9 Internal I/O GPIO Onboard programmable 8-bit Digital I/O interface Floppy 1 x Floppy port box header Parallel 1 x Printer port box header 1 x RS-232 box header, 1 x RS-232/422/485 selectable box header 2 header, supports four USB 2.0 interface Front Panel 1 header, supports Power &...
  • Page 10: System Architecture

    1.3 System Architecture All details are shown in AR-B5891 system block diagram. 10/29...
  • Page 11: Dimensions

    1.4 Dimensions 11/29...
  • Page 12 CHAPTER 2 12/29...
  • Page 13: Hardware Configuration Setting

    Hardware Configuration Setting This chapter gives the definitions and shows the positions of jumpers, headers and connectors. All of the configuration jumpers on the board are in the proper position. T he default settings shipped from factory are marked with an asterisk ( ). In general, jumpers on the board are used to se lect options for cert ain features.
  • Page 14: Board Layout

    2.1 Board Layout 14/29...
  • Page 15: Jumpers & Connectors

    Jumpers & Connectors JUMPERS FUNCTION REMARK Clear CMOS 1 x 3 header TPM setting 1 x 3 header COM1 RS232/422/485 Setting 2 x 7 header COM2 Pin9 Setting 2 x 3 header COM3 Pin9 Setting 2 x 3 header CONNECTORS DESCRIPTION REMARK AUDIO1 Front Audio Header...
  • Page 16: Clear Cmos: Jp1

    2.2.1 Clear CMOS: JP1 2.2.7 Parallel Port Header: CN11 PIN No. Description Description PIN No. PIN No. Description 1-2 Clea r CMOS STROKE AFD1# 2-3 Normal operation P_D0 EPR# P_D1 INIT1# 2.2.2 TPM setting: JP2 P_D2 SLIN1# PIN No. Description P_D3 9 10 P_D4...
  • Page 17: Rs232 Header: Cn20

    2.2.10 RS232 Header: CN20 (COM4) 2.2.14 Digit al I/O Header: CN32 Description PIN No. PIN No. Description Description PIN No. PIN No. Description DCD# 1 RXD# VCC5 1 TXD# DO1 3 GND 5 DO2 5 RTS 7 DO3 7 RI 9 DO4 9 2.2.11 Main Power connector:CN27 2.2.15 IDE Connector: IDE1...
  • Page 18 CHAPTER 3...
  • Page 19: System Installation

    3. Sy stem Installation This chapter provides you with i nstructions on how to setup your system. The additional information shows you how to install CPU/ FAN and memory. 3.1 Processor installation This motherboard supports Intel Core™ 2 Duo Mobile processors using Socket P . Before ®...
  • Page 20: Removing Cpu

    Note: Do not force the CPU into the so cket. It may bend the pins and damage the CPU. Do not touch the CPU pins in case they are damaged. Also, make sure that you have completed all inst allation s teps bef ore powered on the system. Finally , double-check that the cooli ng fan is property inst alled and the CPU fan power connector is securely att ached, in...
  • Page 21: Main Memory

    Before locking, make sure that the module has been fully inserted into the DIMM socket. 3.3 Installing the Motherboard To inst all y our AR-B5891 into st andard cha ssis or propriet ary environment, you need to perform the following steps: 1.
  • Page 22 Appendix...
  • Page 23: Appendix A: Watchdog Timer Programming

    Appendix A: Watchdog Timer Programming The Watchdog Timer (WDT) of motherboard consists of 8-bit programmable time-out counter, a control and status register. WDT Controller Register There are two PNP I/O port addresses that can be used to configure WDT. 2Eh: EFIR (Extended Function Index Register, for identifying CR index number) 2Fh: EFDR (Extended Function Data Register, for accessing desired CR) WDT Control Mode Register Register Location: CR F5h...
  • Page 24 WDT Control & Status Register Register Location: CR F7h Attribute: Read / Write Size: 8bit BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 Attribute R/W 0 Reserved Reserved Reserved Reserved Mouse interrupt reset enables Watch-dog timer reload 0 = Watchdog timer is not affected by mouse interrupt (default) 1 = Watchdog timer is reset by mouse interrupt Keyboard interrupt reset enables Watch-dog timer reload 0 = Watchdog timer is not affected by keyboard interrupt (default)
  • Page 25: Appendix B: Gpio Programming

    Appendix B: GPIO Programming The motherboard provides 4 input / output port s that can be individually configured to perform a simple basic I/O function. GPIO Pin Assignment PIN Signal default Pin Signal default CN32 open-drain open-drain open-drain open-drain open-drain open-drain open-drain open-drain...
  • Page 26 DO1 ~ DO4 Level for output Register Register Location: CR E1h Attribute: Read / Write Size: 8bit BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 Attribute Reserved Reserved Reserved Reserved DO1 can be updated by software to drive a high or low value 0 = Low 1 = High DO2 can be updated by software to drive a high or low value...
  • Page 27: Appendix C: Resource Map

    Appendix C: Resource Map I/O Map Resource Share Device Description 0000-000F Exclusive Direct memory access controller 0000-0CF7 Shared PCI bus 0010-001F Exclusive Motherboard resources 0020-0021 Exclusive Programmable interrupt controller 0022-003F Exclusive Motherboard resources 0040-0043 Exclusive System timer 0044-005F Exclusive Motherboard resources 0060-0060 Exclusive Standard 101/102-Key or Microsoft Natural PS/2 Keyboard...
  • Page 28: Memory Map

    03C0-03DF Shared Mobile Intel(R) 4 Series Express Chipset Family 03E8-03EF Exclusive Communications Port (COM3) 03F0-03F5 Exclusive Standard floppy disk controller 03F7-03F7 Exclusive Standard floppy disk controller 03F8-03FF Exclusive Communications Port (COM1) 0400-041F Undetermined Intel(R) ICH9 Family SMBus Controller - 2930 04D0-04D1 Exclusive Motherboard resources...
  • Page 29 IRQ Map Resource Description IRQ_0 System Timer IRQ_1 Keyboard Controller IRQ_2 VGA and Link to Secondary PIC IRQ_3 COM2 IRQ_4 COM1 IRQ_5 PCI Device IRQ_6 Floppy Controller IRQ_7 LPT Controller / PCI Device IRQ_8 System CMOS / Real Time Clock IRQ_9 Microsoft ACPI-Compliant System IRQ_10...

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