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Abit BG-72 User Manual Download Page 27

BIOS Setup 

3-7 

Head 

This item configures the numbers of read/write heads. 

Precomp 

This item displays the number of cylinders at which to change the write timing. 

Landing Zone 

This item displays the number of cylinders specified as the landing zone for the 
read/write heads. 

Sector 

This item configures the numbers of sectors per track. 

 

 

 

 

Back to Standard CMOS Features Setup Menu

 

# 

Drive A 

This item sets the type of floppy drives (usually only Drive A) installed. 

Floppy 3 Mode Support 

This item allows you to use “3 Mode Floppy Drive” in Japanese computer system by 
selecting drive A, B, or both. Leave this item to its default [Disabled] setting if you 
are not using this Japanese standard floppy drive. 

Video 

This item defines the video mode of the system. This motherboard has a built-in VGA 
graphics system; you must leave this item at the default value. 

Halt On 

This item determines whether the system stops if an error is detected during system 
boot-up.

 

User’s Manual 

Summary of Contents for BG-72

Page 1: ...BG 72 Intel Pentium 4 System Board Socket 478 User s Manual Rev 1 00 ...

Page 2: ...vent shall the manufacturer be liable for direct indirect special incidental or consequential damages arising from any defect or error in this manual or product Product names appearing in this manual are for identification purpose only and trademarks and product names or brand names appearing in this document are property of their respective owners This document contains materials protected under ...

Page 3: ...tion Headers 2 6 2 3 5 Additional USB Port Connection Header 2 7 2 3 6 Front Panel Audio Connection Header 2 8 2 3 7 Internal Audio Source Connectors 2 9 2 3 8 Floppy Disk Drive Connector 2 10 2 3 9 IDE Disk Drive Connectors 2 11 2 3 10 External I O Panel 2 12 Chapter 3 BIOS Setup 3 1 3 1 About the Setup Utility 3 1 3 1 1 The Standard Configuration 3 2 3 1 2 Entering the Setup Utility 3 3 3 1 3 Up...

Page 4: ...ge Control 3 27 3 2 9 Load Fail Safe Defaults Option 3 28 3 2 10 Load Optimized Defaults Option 3 28 3 2 11 Set Supervisor Password Set User Password 3 28 3 2 12 Save Exit Setup 3 29 3 2 13 Exit Without Saving 3 29 Chapter 4 Driver Installation 4 1 4 1 Setup Items 4 2 Appendix A How to Get Technical Support A 1 BG 72 ...

Page 5: ...phic Integrated Graphic Architecture yields higher 2D 3D performance LAN Onboard 10 100M PCI controller Audio Onboard 5 1 channel Audio CODEC Internal I O Connectors 3x PCI slots 1x Floppy Port supports up to 2 88MB 2x Ultra DMA 100 66 33 Connectors 2x USB 2 0 headers Each header support two USB 2 0 devices 1x FP Audio header 1x CD IN connector Back Panel I O 1x PS 2 Keyboard 1x PS 2 Mouse 1x Seri...

Page 6: ...rs This motherboard is customized for certain system configurations and may not fit system integration in all DIY ways Before integrating this product please check ABIT web site for recommended device listings or contact sales tech support people Specifications and information contained herein are subject to change without notice BG 72 ...

Page 7: ...Introduction 1 3 1 2 Layout Diagram User s Manual ...

Page 8: ...Internal Audio Connector CPUFAN SYSFAN PWRFAN CPU Fan Power Connector System Fan Power Connector Power Fan Power Connector DIMM1 DIMM2 DDR DIMM Slots FDC Floppy Disk Drive Connector FPIO AUDIO1 Front Panel Audio Connection Header IDE1 IDE2 Hard Disk Drive Connectors PANEL1 Front Panel Switch Connection Header PCI1 PCI2 PCI3 32bit 33MHz PCI Slots FP USB3 FP USB4 Additional USB Port Connection Heade...

Page 9: ...Hardware Setup 2 1 Chapter 2 Hardware Setup 2 1 CPU Socket This server board provides one 478 pin Zero Insertion Force ZIF socket to install the Intel Pentium 4 CPU User s Manual ...

Page 10: ... board provides two 184 pin DDR DIMM slots for un buffered and non ECC modules with memory size expansible up to 2GB DDR333 DIMM DIMM Module Total Memory 1 256MB 512MB 1GB 256MB 1GB 2 256MB 512MB 1GB 256MB 1GB Total System Memory 256MB 2GB BG 72 ...

Page 11: ...pending on the peripherals you have connected WARNING Always power off the computer and unplug the AC power cord before adding or removing any peripheral or component Failing to so may cause severe damage to your system board and or peripherals Plug in the AC power cord only after you have carefully checked everything 2 3 1 ATX Power Connectors This connector provides the connection to ATX12V powe...

Page 12: ...ch provide power to the cooling fans installed in your system CPUFAN CPU Fan Power Connector SYSFAN System Fan Power Connector PWRFAN Power Fan Power Connector WARNING These fan connectors are not jumpers DO NOT place jumper caps on these connectors BG 72 ...

Page 13: ...clear the CMOS memory Pin 2 3 shorted default Normal operation Pin 1 2 shorted Clear CMOS memory ATTENTION Turn the system power off first including the 5V standby power before clearing the CMOS memory Failing to do so may cause your system to work abnormally or malfunction User s Manual ...

Page 14: ...nnecting switches and LED indicators on the chassis front panel The mark align to the pin in the figure below stands for positive polarity for the LED connection Pin Definition Pin Definition 1 HD LED 2 Power LED 3 HD LED 4 Power LED 5 RESET 6 Power Switch 7 RESET 8 Power Switch 9 Reserved 10 NC BG 72 ...

Page 15: ...able designed for USB 2 0 specifications Pin Signal Name Function 1 USBPWR Front Panel USB Power 2 USBPWR Front Panel USB Power 3 USB_FP_P0 USB Port 0 Negative Signal 4 USB_FP_P1 USB Port 1 Negative Signal 5 USB_FP_P0 USB Port 0 Positive Signal 6 USB_FP_P1 USB Port 1 Positive Signal 7 GND Ground 8 GND Ground 9 Key No pin 10 NC NC User s Manual ...

Page 16: ...ension cable attach the jumpers back at pin 5 6 and pin 9 10 default setting Pin Signal Name Function 1 AUD_MIC Front Panel Microphone input signal 2 AUD_GND Ground used by Analog Audio Circuits 3 AUD_MIC_BIAS Microphone Power 4 AUD_VCC Filtered 5V used by Analog Audio Circuits 5 AUD_F_R Right Channel audio signal to Front Panel 6 AUD_RET_R Right Channel Audio signal to Return from Front Panel 7 R...

Page 17: ...Hardware Setup 2 9 2 3 7 Internal Audio Source Connectors This connector connects to the audio output of internal CD ROM drive or add on card User s Manual ...

Page 18: ...tall one end of the ribbon cable into the FDC connector The colored edge of the ribbon cable should be aligned with pin 1 of FDC connector 2 Install the other end s of ribbon cable into the disk drive connector s The colored edge of the ribbon cable should be also aligned with pin 1 of disk drive connector The endmost connector should be attached to the drive designated as Drive A BG 72 ...

Page 19: ...nector Ultra ATA 66 ribbon cables Connect the single end blue connector at the longer length of ribbon cable to the IDE port on system board and the other two ends gray and black connector at the shorter length of the ribbon cable to the connectors on hard drives NOTE The red line on the ribbon cable should be aligned with pin 1 on this connector User s Manual ...

Page 20: ...rnal modem mouse or other devices that support this communication protocol VGA1 Monitor signal connector USB1 Connects to USB devices LAN1 Connects to Local Area Network JS1 Line In Connects to the line out from external audio sources Line Out Connects to the front left and front right channel in the 5 1 channel or regular 2 channel audio system Mic In Connects to the plug from external microphone...

Page 21: ...e stored in battery backed up CMOS RAM that saves this information when the power is turned off When the system is turned back on the system is configured with the values you stored in CMOS The BIOS Setup Utility enables you to configure Hard drives diskette drives and peripherals Video display type and display options Password protection from unauthorized use Power Management features The setting...

Page 22: ...d to make any changes in the future This Setup Utility should be used when changing the system configuration when a configuration error is detected and you are prompted to make changes to the Setup Utility when trying to resolve IRQ conflicts when making changes to the Power Management configuration when changing the password or making other changes to the Security Setup BG 72 ...

Page 23: ...e Delete key accesses the BIOS Setup Utility BIOS Navigation Keys The BIOS navigation keys are listed below KEY FUNCTION ESC Exits the current menu Scrolls through the items on a menu PU PD Modifies the selected field s values F10 Saves the current configuration and exits setup F1 Displays a screen that describes all key functions F5 Loads previously saved values to CMOS F6 Loads a minimum configu...

Page 24: ...lash Utility and new BIOS file from the manufacturer s Web site Copy these files to the system diskette you created in Step 3 5 Turn off your computer and insert the system diskette in your computer s diskette drive You might need to run the Setup Utility and change the boot priority items on the Advanced BIOS Features Setup page to force your computer to boot from the floppy diskette drive first ...

Page 25: ...rompt you to verify that you wish to execute that option Other options lead to dialog boxes that prompt you for information Some options marked with a triangle lead to submenus that enable you to change the values for the option Use the cursor arrow keys to scroll through the items in the submenu In this manual default values are enclosed in parenthesis Submenu items are denoted by a triangle 3 2 ...

Page 26: ...ine your own drive by yourself set it to Manual and make sure you fully understand the meaning of the parameters Please refer to the instruction manual provided by the device s manufacturer to get the setting right Access Mode This item selects the mode to access your IDE devices Leave this item to its default Auto setting to detect the access mode of your HDD automatically Capacity This item auto...

Page 27: ...rive A This item sets the type of floppy drives usually only Drive A installed Floppy 3 Mode Support This item allows you to use 3 Mode Floppy Drive in Japanese computer system by selecting drive A B or both Leave this item to its default Disabled setting if you are not using this Japanese standard floppy drive Video This item defines the video mode of the system This motherboard has a built in VG...

Page 28: ...em The value of the base memory is typically 640K for system with 640K or more memory size installed on the motherboard Extended Memory This item displays the amount of extended memory detected during system boot up Total Memory This item displays the total memory available in the system BG 72 ...

Page 29: ...BIOS Setup 3 9 3 2 2 Advanced BIOS Features CPU Feature Click Enter key to enter its submenu NOTE This function is only available for Prescott CPUs User s Manual ...

Page 30: ...n support Prescott CPUs for old OS Users please note that under NT 4 0 it must be set Enabled while under WinXP it must be set Disabled Back to Advanced BIOS Features Setup Menu Virus Warning When this feature is enabled if there is any attempt from a software or an application to access the boot sector or the partition table the BIOS will warn you that a boot virus is attempting to access the har...

Page 31: ...ves at start up time You don t need to enable this item unless you have a legacy diskette drive with 360K capacity Boot Up NumLock Status This item defines if the keyboard Num Lock key is active when your system is started ATA 66 100 Cable Msg This item enables or disables the display of the ATA 66 100 Cable MSG Security Option If you have installed password protection this item defines if the pas...

Page 32: ...ts device performance S M A R T software resides on both the disk drive and the host computer Report No FDD For WIN 95 Set this item to the default if you are running a system with no floppy drive and using Windows 95 this ensures compatibility with the Windows 95 logo certification Small Logo EPA Show This item determines to show the EPA logo when booting BG 72 ...

Page 33: ... of the installed memory chips DRAM Do not change the value from the factory setting unless you install new memory that has a different performance rating than the original DRAMs CAS Latency Time This item controls the latency between the DRAM read command and the time that the data becomes actually available Active to Precharge Delay This item controls the number of DRAM clocks used for the DRAM ...

Page 34: ...stem BIOS Cacheable This item allows the system to be cached in memory for faster execution Enable this item for better performance Video BIOS Cacheable These items allow the video BIOS and RAM to be cached in memory for faster execution Enable these items for better performance Delayed Transaction The chipset has an embedded 32 bit posted write buffer to support delayed transaction cycles Enable ...

Page 35: ... Chip Video Window Size This allows you to set the Graphics Aperture size On Chip Frame Buffer Size This allows you to set the VGA frame buffer size Boot Display This item is for Intel define ADD card only User s Manual ...

Page 36: ...ntroller IDE2 Controller This item enables or disables the onboard IDE 1 IDE2 controller Master Slave Drive PIO Mode Each IDE channel supports a master device and a slave device These four items let you assign which kind of PIO Programmed Input Output is used by IDE devices Choose Auto to let the system auto detect which PIO mode is best or select a PIO mode from 0 4 BG 72 ...

Page 37: ...SB Keyboard Support Via This item allows you to select BIOS for using USB keyboard in DOS environment or OS in OS environment USB Mouse Support Via This item allows you to select BIOS for using USB mouse in DOS environment or OS in OS environment AC97 Audio Enables or disables the onboard AC97 audio function Disable this item if you are going to install a PCI audio add on card Onboard LAN Device E...

Page 38: ...o assign the I O address and interrupt request IRQ for onboard serial port 1 COM1 Onboard Serial Port 2 This option is used to assign the I O address and interrupt request IRQ for onboard serial port 2 COM2 UART Mode Select This field is available if the Onboard Serial Port 2 field is set to any option but Disabled UART Mode Select enables you to select the infrared communication protocol Normal d...

Page 39: ...usly Half duplex is the transmission of data in both directions but only one direction at a time Use IR Pins Please consult your IR peripheral documentation to select the correct setting of the TxD and RxD signals Onboard Parallel Port This item specifies the I O address used by the parallel port Parallel Port Mode Allows parallel port operation at ECP and EPP mode EPP Mode Select This item select...

Page 40: ...ult S1 POS the suspend mode is equivalent to a software power down If you select S3 STR the suspend mode is a suspend to RAM i e the system shuts down with the exception of a refresh current to the system memory Run VGABIOS if S3 Resume This item allows the system to initialize the VGA BIOS from S3 Suspend to RAM sleep state USB Dev Wake Up From S3 When set to Enabled the system power will resume ...

Page 41: ...d by the power button on your system If the item is set to Instant Off then the power button causes a software power down If the item is set to Delay 4 Sec then you have to hold the power button down for four seconds to cause a software power down CPU THRM Throttling This item controls the CPU speed by cutting down its regular power to a percentage during the STR Suspend To RAM state Wake Up by PC...

Page 42: ...ival of the alarm time it will instruct the system to wake up When set to 0 zero for the day of the month the alarm will power on your system every day at the specified time Date of Month Alarm Date of Month Alarm lets you select a day from 1 to 31 Time hh mm ss Alarm Time Alarm lets you select a time for the alarm in hours minutes and seconds BG 72 ...

Page 43: ...start the system any Plug and Play configuration data stored in the BIOS setup is cleared from memory New updated data is created Resources Controlled By You should leave this item at the default Auto ESCD Under this setting the system dynamically allocates resources to Plug and Play devices as they are required If you cannot get a legacy ISA Industry Standard Architecture expansion card to work p...

Page 44: ...emory Base to set the start address of the memory you want to reserve for the ISA expansion card Use the second item Reserved Memory Length to set the amount of reserved memory Press Esc to close the Memory Resources submenu PCI VGA Palette Snoop This item is designed to overcome problems that can be caused by some non standard VGA cards This board includes a built in VGA system that does not requ...

Page 45: ... higher values every PCI device can conduct transactions for a longer time and thus improve the effective PCI bandwidth For better PCI performance you should set the item to higher values PIRQ_0 Use IRQ No PIRQ_7 Use IRQ No This item specifies the IRQ number manually or automatically for the devices installed on PCI slots User s Manual ...

Page 46: ...wn Temperature This item sets the temperature that would shutdown the system automatically in order to prevent system overheats Warning Temperature Use this item to set the warning temperature level for the processor System Component Characteristics These items allow end users and technicians to monitor data provided by the BIOS on this motherboard You cannot make changes to these fields BG 72 ...

Page 47: ...or 66 MHz Then use CPU Clock Ratio Jumpless to set a multiple The multiple times the frontside bus must equal the core speed of the installed processor e g 3 5 multiple x 100 MHz frontside bus 350 MHz installed processor clock speed CPU Multiplier This item displays the multiplier factors for your CPU Auto Detect DIMM PCI CLK When this item is enabled BIOS will disable the clock signal of free DIM...

Page 48: ... fatal errors or instability if you install the optimized defaults when your hardware does not support them If you only want to install setup defaults for a specific option select and display that option and then press F7 Set Supervisor Password Set User Password When this function is selected the following message appears at the center of the screen to assist you in creating a password ENTER PASS...

Page 49: ...anges that you have made in the Setup Utility and exit the Setup Utility When the Save and Exit dialog box appears press Y to save and exit or press N to return to the main menu Exit Without Saving Highlight this item and press Enter to discard any changes that you have made in the Setup Utility and exit the Setup Utility When the Exit Without Saving dialog box appears press Y to discard changes a...

Page 50: ...3 30 Chapter 3 BG 72 ...

Page 51: ...ded within the Drivers Utilities CD that came packaged with your board The display shown in the following figure should appear after inserting this CD into your CD ROM drive if not enter My Computer CD ROM Drive double click autorun exe Please follow the on screen instruction User s Manual ...

Page 52: ...System Manual View the user s manual in PDF file Utility Click to enter the sub screen for installing software Hardware Doctor Install the Hardware Doctor program for monitoring the system health Browse CD Browse the contents of this CD ROM Close Exit the CD setup Items Menu BG 72 ...

Page 53: ...ts have the best quality and compatibility In case you need service or technical support please understand the constraint we have and always check with the reseller who sold the product to you first To expedite service we recommend that you follow the procedures outlined below before contacting us With your help we can meet our commitment to provide the best service to the greatest number of ABIT ...

Page 54: ...e familiar with local conditions and problems and will have better insight as to which resellers offer what products and services Due to the huge number of emails coming in every day and other reasons such as the time required for problem reproduction we will not be able to reply to every email Please understand that we are selling through distribution channels and don t have the resources to serv...

Page 55: ...420 Sales sales abit nl Web Site http www abit nl Austria Czech Romania Bulgaria Slovakia Croatia Bosnia Serbia and Macedonia Asguard Computer Ges m b H Schmalbachstrasse 5 A 2201 Gerasdorf Wien Austria Tel 43 1 7346709 Fax 43 1 7346713 E mail asguard asguard at Shanghai ABIT Computer Shanghai Co Ltd Tel 86 21 6235 1829 Fax 86 21 6235 1832 Web Site http www abit com cn Russia and CIS ABIT Computer...

Page 56: ...Name Phone Number Contact Person Fax Number E mail Address Model BIOS ID Motherboard Model No DRIVER REV OS Application Hardware Name Brand Specifications CPU HDD IDE1 IDE2 CD ROM Drive IDE1 IDE2 System Memory ADD ON CARD Problem Description BG 72 ...

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