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MB894 User’s Manual

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Table of Contents

Introduction

...................................................... 1

Product Description .......................................................... 1

Checklist .......................................................................... 2

MB894 Specifications....................................................... 3

Board Dimensions............................................................. 4

Installations

...................................................... 5

Installing the CPU ............................................................ 6

Installing the Memory....................................................... 7

Setting the Jumpers........................................................... 8

Connectors on MB894 .................................................... 13

Watchdog Timer Configuration....................................... 25

BIOS Setup

...................................................... 29

Drivers Installation

..................................... 53

Intel Chipset Software Intallation Utility ......................... 54

VGA Drivers Installation ................................................ 55

AC97 Codec Audio Driver Installation............................ 56

Intel PRO LAN Drivers Installation ................................ 57

Realtek Network Interface Controller Drivers Installation 58

Appendix

........................................................... 59

A. I/O Port Address Map................................................ 59

B. Interrupt Request Lines (IRQ) .................................... 60

Summary of Contents for MB894

Page 1: ...MB894 Socket 479 Pentium M Intel 855GME Micro ATX Motherboard USER S MANUAL Version 1 0...

Page 2: ...f International Business Machines Corporation Intel and Pentium are registered trademarks of Intel Corporation Microsoft Windows is a registered trademark of Microsoft Corporation Winbond is a registe...

Page 3: ...tting the Jumpers 8 Connectors on MB894 13 Watchdog Timer Configuration 25 BIOS Setup 29 Drivers Installation 53 Intel Chipset Software Intallation Utility 54 VGA Drivers Installation 55 AC97 Codec Au...

Page 4: ...iv MB894 User s Manual This page is intentionally left blank...

Page 5: ...t connectivity comes from the ICH4 integrated Ethernet 10 100 Ethernet controller and an optional secondary LAN using a Realtek 8110S 32 Gigabit Ethernet Two DDR DIMM sockets supports up to 2GB of mem...

Page 6: ...Pentium M ATX Motherboard This User s Manual 1 CD containing chipset drivers and flash memory utility I O Shield Plate IB3A Cable Kit with cables including 1 FDD Ribbon Cable 1 IDE Ribbon Cable 1 COM...

Page 7: ...PHY 82562ET 2nd LAN RTL8110s 32 10 100 1000 Ethernet Controller USB 6 ports USB Version 2 0 LPC I O Winbond W83627HF Parallel x1 COM1 RS 232 COM2 RS 232 422 485 FDC 1 44MB Slim IrDA Hardware monitori...

Page 8: ...INTRODUCTION 4 MB894 User s Manual Board Dimensions...

Page 9: ...on provides information on how to use the jumpers and connectors on the MB894 in order to set up a workable system The topics covered are Installing the CPU 6 Installing the Memory 7 Setting the Jumpe...

Page 10: ...own in the left picture below loosen the screw first before inserting the processor Place the processor into the socket by making sure the notch on the corner of the CPU corresponds with the notch on...

Page 11: ...ity 64 Mbit 128Mbit 256Mbit 512Mbit Device Width X8 X16 X8 X16 X8 X16 X8 X16 Single Double SS DS SS DS SS DS SS DS SS DS SS DS SS DS SS DS 184 pin DDR 64 128MB 32MB NA 128 256MB 64MB NA 256 512MB 128M...

Page 12: ...needs The following lists the connectors on MB894 and their respective functions Jumper Locations on MB894 9 JP10 Processor Operating Frequency 10 JP2 JP4 JP7 RS232 422 485 COM2 Selection 10 JP8 COM1...

Page 13: ...Frequency 10 JP2 JP4 JP7 RS232 422 485 COM2 Selection 10 JP8 COM1 RS232 5V 12V Power Setting 10 JP9 COM2 RS232 5V 12V Power Setting 11 JP15 COM3 RS232 5V 12V Power Setting 11 JP17 COM4 RS232 5V 12V Po...

Page 14: ...S232 RS 422 and RS 485 The following table describes the jumper settings for COM2 selection COM2 Function RS 232 RS 422 RS 485 Jumper Setting pin closed JP2 1 2 JP4 3 5 4 6 JP7 3 5 4 6 JP2 3 4 JP4 1 3...

Page 15: ...ame JP15 Signal Name Pin 1 RI 12V 2 3 RI default RI default 4 5 RI 5V 6 COM3 Settings Pin 1 2 short 12V Pin 5 6 short 5V Pin 3 4 short standard COM port JP17 COM4 RS232 5V 12V Power Setting Pin Signal...

Page 16: ...clear the CMOS contents Note that the ATX power connector should be disconnected from the board before clearing CMOS JP11 Setting Function Pin 1 2 Short Closed Normal Pin 2 3 Short Closed Clear CMOS J...

Page 17: ...FAN3 Chassis Fan Power Connector 16 J1 ATX Power Supply Connector 16 CN3 J2 J15 J16 Serial Ports 17 J3 Panel Inverter Power Connector 17 J4 J5 LVDS Connectors 1st channel 2nd channel 18 J6 Digital 4 i...

Page 18: ...anel Inverter Power Connector 17 J4 J5 LVDS Connectors 1st channel 2nd channel 18 J6 Digital 4 in 4 out I O Connector 18 J8 IrDA Connector 18 J9 Line In Audio Connector 18 J11 CD In Audio Connector 20...

Page 19: ...6 Ground IOCHRDY 27 28 Host ALE DACK0 29 30 Ground IRQ14 31 32 No connect Address 1 33 34 No connect Address 0 35 36 Address 2 Chip select 0 37 38 Chip select 1 Activity 39 40 Ground FDD1 Floppy Drive...

Page 20: ...n must be a 12V 500mA fan Pin Signal Name 1 Ground 2 12V 3 Rotation detection FAN3 Chassis Fan Power Connector FAN3 is a 3 pin header for chassis fan power The fan must be a 12V 500mA fan Pin Signal N...

Page 21: ...nd 9 RI Ring indicator 10 No Connect CN3 is the D sub type COM1 serial port connector while J2 COM2 J15 COM3 and J16 COM4 are shrouded pin headers COM2 is jumper selectable for RS 232 RS 422 and RS 48...

Page 22: ...und 4 3 Ground TX1 6 5 TX1 5V 3 3V 8 7 Ground TX3 10 9 TX3 TX2 12 11 TX2 Ground 14 13 Ground TXC 16 15 TXC 5V 3 3V 18 17 ENABKL 12V 20 19 12V J6 Digital 4 in 4 out I O Connector Signal Name Pin Pin Si...

Page 23: ...INSTALLATIONS MB894 User s Manual 19...

Page 24: ...liant Signal Name Pin Pin Signal Name Vcc 1 5 Ground USB0 2 6 USB1 USB0 3 7 USB1 J13 Ground 4 8 Vcc Signal Name Pin Pin Signal Name Vcc 1 5 Ground USB2 2 6 USB3 USB2 3 7 USB3 J14 Ground 4 8 Vcc J18 Wa...

Page 25: ...onnect 3 Ground 4 5V Power LED Pins 9 11 The indicates the status of the main power switch Pin Signal Name 9 Power LED 10 NC 11 Ground ATX Power ON Switch Pins 5 and 13 This 2 pin connector is an ATX...

Page 26: ...sk Drive LED Connector Pins 8 and 16 This connects to the hard drive activity LED on control panel This LED will flash when HDD is being accessed Pin Signal Name 8 HDD Active 16 5V J20 Mini PCI Connec...

Page 27: ...4 is a DB 25 external connector on top of the VGA and serial ports Signal Name Pin Pin Signal Name Line printer strobe 1 14 AutoFeed PD0 parallel data 0 2 15 Error PD1 parallel data 1 3 16 Initialize...

Page 28: ...tor located beside the COM1 port Signal Name Pin Pin Signal Name Red 1 2 Green Blue 3 4 N C GND 5 6 GND GND 7 8 GND N C 9 10 GND N C 11 12 DDC Data HSYNC 13 14 VSYNC DDC Clk 15 CN6 Gigabit LAN Connect...

Page 29: ...he timer counts to zero SAMPLE CODE This code and information is provided as is without warranty of any kind either expressed or implied including but not limited to the implied warranties of merchant...

Page 30: ...INSTALLATIONS 26 MB894 User s Manual call Write_Reg watchdog enabled...

Page 31: ...al 08h call Write_Reg switch to LD8 xor al al mov cl 0F6h call Write_Reg clear watchdog timer xor al al mov cl 30h call Write_Reg watchdog disabled call Lock_Chip ret Disable_Watchdog Endp Name Unlock...

Page 32: ...CL register index AL Value to write OUT None Write_Reg ProcNear pushax mov dx 4Eh mov al cl out dx al pop ax inc dx out dx al ret Write_Reg Endp Name Read_Reg IN CL register index OUT AL Value to rea...

Page 33: ...re as follows BIOS Introduction 30 BIOS Setup 30 Standard CMOS Setup 32 Advanced BIOS Features 35 Advanced Chipset Features 38 Integrated Peripherals 41 Power Management Setup 45 PNP PCI Configuration...

Page 34: ...BIOS is immediately activated Pressing the Del key immediately allows you to enter the Setup utility If you are a little bit late pressing the Del key POST Power On Self Test will continue with its t...

Page 35: ...ays the control keys for this menu At the bottom of the Main Menu just below the control keys section there is another section which displays information on the currently highlighted item in the list...

Page 36: ...Level IDE Primary Master None IDE Primary Slave None IDE Secondary Master None IDE Secondary Slave None Drive A 1 44M 3 5 in Drive B None Video EGA VGA Halt On All But Keyboard Base Memory 640K Exten...

Page 37: ...uto Manual and None Select Manual to define the drive information manually You will be asked to enter the following items CYLS Number of cylinders HEAD Number of read write heads PRECOMP Write precomp...

Page 38: ...r not the system will halt if an error is detected during power up No errors The system boot will not be halted for any error that may be detected All errors Whenever the BIOS detects a non fatal erro...

Page 39: ...D For WIN 95 Yes Small Logo EPA Show Enabled Menu Level CPU Feature Press Enter to configure the settings relevant to CPU Feature Virus Warning If this option is enabled an alarm message will be displ...

Page 40: ...checks for a floppy drive while booting up If it cannot detect one either due to improper configuration or its absence it will flash an error message Boot Up NumLock Status This allows you to activat...

Page 41: ...e support for multiple PCI bus configurations and improve future expandability The default setting is 1 4 OS Select for DRAM 64MB This option allows the system to access greater than 64MB of DRAM memo...

Page 42: ...Display CRT LFP Panel Scaling Auto Panel Number 1024x768 18bit SC Menu Level DRAM Timing Selectable This option refers to the method by which the DRAM timing is selected The default is By SPD CAS Late...

Page 43: ...ing of the system BIOS ROM at F000h FFFFFh resulting in better system performance However if any program writes to this memory area a system error may result Video BIOS Cacheable The Setting Enabled a...

Page 44: ...etting is Enabled On Chip Frame Buffer Size The default setting is 32MB The options available include 1MB 4MB 8MB and 16MB Boot Display The default settingis CRT LFP The options available include CRT...

Page 45: ...S CMOS Setup Utility OnChip IDE Device Onboard SATA chip mode SATA mode ITEM HELP On Chip Primary PCI IDE Enabled IDE Primary Master PIO Auto IDE Primary Slave PIO Auto IDE Primary Master UDMA Auto ID...

Page 46: ...by default is set to SATA OnChip Primary Secondary PCI IDE The integrated peripheral controller contains an IDE interface with support for two IDE channels Select Enabled to activate each channel sep...

Page 47: ...Enabled and Disabled By default this field is set to Disabled USB Mouse Support The options for this field are Enabled and Disabled By default this field is set to Disabled AC97 Audio The default set...

Page 48: ...orts and their addresses The default values for these ports are Serial Port 1 3F8 IRQ4 Serial Port 2 2F8 IRQ3 Serial Port 3 3E8 IRQ10 Serial Port 4 2E8 IRQ11 Parallel Port 378H IRQ7 UART Mode Select T...

Page 49: ...ate of Month Alarm 0 Time hh mm ss Alarm 0 0 0 Reload Global Timer Events Primary IDE 0 Enabled Primary IDE 1 Enabled Secondary IDE 0 Enabled Secondary IDE 1 Enabled FDD COM LPT Port Enabled PCI PIRQ...

Page 50: ...nd after the set time of system inactivity all devices except the CPU will be shut off HDD Power Down When enabled and after the set time of system inactivity the hard disk drive will be powered down...

Page 51: ...abled the user is allowed to set the Date and Time Reload Global Timer Events The HDD FDD COM LPT Ports and PCI PIRQ are I O eventsthat can prevent the system from entering a power saving mode or can...

Page 52: ...Installed Enable the PNP OS Install option if it is supported by the operating system installed The default value is No Reset Configuration Data This field allows you to determine whether to reset th...

Page 53: ...lure Warning Disabled Hardware Monitor The Hardware Monitor can be enabled or disabled CPU Warning Temperature This field allows the user to set the temperature so that when the temperature is reached...

Page 54: ...n shows the user how to configure the processor frequency Phoenix AwardBIOS CMOS Setup Utility Frequency Voltage Control Auto Detect PCI Clk Disabled ITEM HELP Spread Spectrum Modulated Disabled Menu...

Page 55: ...sword message prompts on the screen Type the password up to eight characters in length and press Enter The system confirms your password by asking you to type it again After setting a password the scr...

Page 56: ...BIOS SETUP 52 MB894 User s Manual This page is intentionally left blank...

Page 57: ...ntact the vendor where you made the purchase The contents of this section include the following Intel Chipset Software Intallation Utility 54 VGA Drivers Installation 55 AC97 Codec Audio Driver Instal...

Page 58: ...ntel Chipsets and then Intel R 855GME Chipset Drivers 2 Click Intel R Chipset Software Installation Utility 3 When the Welcome screen appears click Next to continue 4 On the next screen click Yes to a...

Page 59: ...t the CD that comes with the motherboard Click Intel Chipsets and then Intel R 855GME Chipset Drivers 2 Click Intel R 855GME Chipset Family Graphics Driver 3 When the Welcome screen appears click Next...

Page 60: ...ow the steps below to installthe Realtek AC97 Codec Audio Drivers 1 Insert the CD that comes with the motherboard Click Intel Chipsets and then Intel R 855GME Chipset Drivers 2 Click Realtek AC 97 Cod...

Page 61: ...e steps below to complete the installation of the Intel PRO LAN drivers 1 Insert the CD that comes with the motherboard Click LAN Card and then Intel R PRO LAN Drivers 2 Click Install Base Software to...

Page 62: ...s below to install the Realtek Network Interface Controller Drivers 1 Insert the CD that comes with the motherboard and on the initial screen click LAN Card Realtek Network Interface Controller Driver...

Page 63: ...mer 060h 06Fh Keyboard Controller 070h 07Fh Real Time Clock NMI 080h 09Fh DMA Page Register 0A0h 0BFh Interrupt Controller 2 0C0h 0DFh DMA Controller 2 0F0h Clear Math Coprocessor Busy Signal 0F1h Res...

Page 64: ...g table shows the IRQ used by the devices on board Level Function IRQ0 System Timer Output IRQ1 Keyboard IRQ2 Interrupt Cascade IRQ3 Serial Port 2 IRQ4 Serial Port 1 IRQ5 Reserved IRQ6 Floppy Disk Con...

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