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IBASE Technology MB892, User Manual

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APPENDIX 

62

 

MB892 User’s Manual

 

 

B. Interrupt Request Lines (IRQ) 

 
Peripheral devices use interrupt request lines to notify CPU for the 
service required. The following 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 Controller 

IRQ7 

Parallel Port #1 

IRQ8 

Real Time Clock 

IRQ9 Reserved 
IRQ10 Reserved 
IRQ11 Reserved 
IRQ12 PS/2 

Mouse 

IRQ13 80287 
IRQ14 Primary 

IDE 

IRQ15 Secondary 

IDE 

 
 
 
 
 

Summary of Contents for MB892

Page 1: ...MB892 Socket 479 Pentium M Intel 855GME 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: ...MB892 Specifications 3 Board Dimensions 4 Installations 5 Installing the CPU 6 Installing the Memory 7 Setting the Jumpers 8 Connectors on MB892 15 Watchdog Timer Configuration 27 BIOS Setup 31 Drive...

Page 4: ...iv MB892 User s Manual This page is intentionally left blank...

Page 5: ...m 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 memory Four COM ports are s...

Page 6: ...his 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 Port Cable 1 COM Port Cable...

Page 7: ...LAN RTL8110s 32 10 100 1000 Ethernet Controller 1394 TSB43LV22 1394 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 Har...

Page 8: ...INTRODUCTION Board Dimensions 4 MB892 User s Manual...

Page 9: ...on provides information on how to use the jumpers and connectors on the MB892 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: ...e 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 the inside of the sock...

Page 11: ...6Mbit 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 128MB NA 512 1024M 256MB N...

Page 12: ...spective functions Jumper Locations on MB892 9 JP10 Processor Operating 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 Sett...

Page 13: ...Setting 10 JP9 COM2 RS232 5V 12V Power Setting 11 JP15 COM3 RS232 5V 12V Power Setting 11 JP17 COM4 RS232 5V 12V Power Setting 11 JP5 LVDS Panel Power Select 11 JP11 Clear CMOS Contents 12 JP13 Compa...

Page 14: ...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 2 4 JP7 1 3 2 4 JP2 5...

Page 15: ...n 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 Name JP17 Signal Name...

Page 16: ...g CMOS JP11 Setting Function Pin 1 2 Short Closed Normal Pin 2 3 Short Closed Clear CMOS JP13 Compact Flash Slave Master JP13 Compact Flash Open Slave Close Master JP16 DiskOnChip Address Select JP16...

Page 17: ...INSTALLATIONS JP19 20 21 22 23 AGP Port DVO Port Select JP19 20 21 22 AGP DVO Port Close AGP Port default Open DVO Port JP23 AGP DVO Port AGP Port default DVO Port MB892 User s Manual 13...

Page 18: ...INSTALLATIONS 14 MB892 User s Manual This page is intentionally left blank...

Page 19: ...wer Connector 18 J1 ATX Power Supply Connector 18 CN3 J2 J15 J16 Serial Ports 19 J3 Panel Inverter Power Connector 19 J4 J5 LVDS Connectors 1st channel 2nd channel 20 J6 Digital 4 in 4 out I O Connect...

Page 20: ...S Connectors 1st channel 2nd channel 20 J6 Digital 4 in 4 out I O Connector 20 J8 IrDA Connector 20 J9 Line In Audio Connector 20 J10 J12 SATA Connectors option 21 J11 CD In Audio Connector 21 J13 J14...

Page 21: ...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 Connector Signal Name...

Page 22: ...an 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 Name 1 Ground 2 12V 3 Ro...

Page 23: ...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 485 Pin Signal Name RS 23...

Page 24: ...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 Signal Name Ground 1 2 Vc...

Page 25: ...gnal Name 1 CD Audio L 2 Ground 3 Ground 4 CD Audio R J13 J14 USB Connectors The following table shows the pin outs of the USB pin headers connectors Overall the two pin headers support four USB ports...

Page 26: ...f this connector Wake On LAN will function properly only with an ATX power supply with 5VSB that has 200mA Pin Signal Name 1 5VSB 2 Ground 3 PME J19 System Function Connector J19 provides connectors f...

Page 27: ...me 5 PS_ON 13 Ground SMI Hardware Switch Pins 6 and 14 This connector supports the Green Switch on the control panel which when pressed will force the system into the power saving mode immediately Pin...

Page 28: ...ata 1 1 Mouse data N C 2 2 N C GND 3 3 GND 5V 4 4 5V Keyboard clock 5 5 Mouse clock N C 6 6 N C CN2 USB and LAN RJ45 Connectors CN2 consists of an RJ 45 connector top and two stacked USB ports Refer t...

Page 29: ...ound PD4 parallel data 4 6 19 Ground PD5 parallel data 5 7 20 Ground PD6 parallel data 6 8 21 Ground PD7 parallel data 7 9 22 Ground ACK acknowledge 10 23 Ground Busy 11 24 Ground Paper empty 12 25 Gr...

Page 30: ...INSTALLATIONS CN7 Audio Connector CN8 Compact Flash Connector CN8 uses the IDE2 channel 26 MB892 User s Manual...

Page 31: ...rmal circumstance the user will restart the WDT at regular intervals before the timer counts to zero SAMPLE CODE This code and information is provided as is without warranty of any kind either express...

Page 32: ...h mov cl 30h call Write_Reg watchdog enabled call Lock_Chip ret Enable_And_Set_Watchdog Endp Name Disable_Watchdog IN None OUT None Disable_Watchdog Proc Near call Unlock_Chip mov cl 07h mov al 08h ca...

Page 33: ...out dx al out dx al ret Unlock_Chip Endp Name Lock_Chip IN None OUT None Unlock_Chip Proc Near mov dx 4Eh mov al 0AAh out dx al ret Unlock_Chip Endp Name Write_Reg IN CL register index AL Value to wr...

Page 34: ...INSTALLATIONS 30 MB892 User s Manual Name Read_Reg IN CL register index OUT AL Value to read Read_Reg Proc Near Mov al cl mov dx 4Eh out dx al inc dx in al dx ret Read_Reg Endp...

Page 35: ...re as follows BIOS Introduction 32 BIOS Setup 32 Standard CMOS Setup 34 Advanced BIOS Features 37 Advanced Chipset Features 40 Integrated Peripherals 43 Power Management Setup 47 PNP PCI Configuration...

Page 36: ...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 37: ...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 38: ...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 39: ...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 40: ...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 41: ...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 42: ...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 43: ...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 44: ...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 45: ...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 46: ...tting 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 setting is CRT LFP The options available include CRT...

Page 47: ...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 48: ...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 49: ...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 50: ...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 51: ...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 52: ...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 53: ...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 events that can prevent the system from entering a power saving mode or can...

Page 54: ...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 55: ...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 56: ...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 57: ...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 58: ...BIOS SETUP 54 MB892 User s Manual This page is intentionally left blank...

Page 59: ...ntact the vendor where you made the purchase The contents of this section include the following Intel Chipset Software Intallation Utility 56 VGA Drivers Installation 57 AC97 Codec Audio Driver Instal...

Page 60: ...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 accept the software lice...

Page 61: ...h 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 to continue 4 Click Ye...

Page 62: ...stall the 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 Codec Audio Driver 3 Click...

Page 63: ...te 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 continue 4 When prompt...

Page 64: ...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 65: ...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 66: ...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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