ASUS A7N8X-VM/400 User's Manual
Contents
1. 2 20 Chapter 2 BIOS information 2 6 Boot menu Boot Device Priority Specifies the boot on from the lat Boot Device First Floppy Drive TIKETA davicas 2nd Boot Device FH 87320413A Jrd Best Device PS ASUS CD 53400 A device enclosed in k Boot Settings Configuration rrr pio eke corresponding typo b Security THT LE Salect Berman Select Item Change Option General Help Save and Exit Exit 1st 2nd 3rd Boot Device This field specifies the boot sequence from the available devices Additional plug in boot devices installed appear in sequence after the list of current boot devices Configuration fields include FLOPPY DRIVE IDE Hard Drive ATAPI CD ROM and Other Boot Device 2 6 1 Boot Settings Configuration Boot Settings Configuration Allows BIOS to skip certain tests while Quick Boot i besting This will Full Screen Logo Enabled dectehee the tim Add On BOM Display Mode Force MIOS es E EE E Bostup Hum Lock fon ayatem Wait for Fl If Error fEnabied z Hit DEL Massage Display Enabled Interrupt 19 Capture Disabled Select Berean Select Item Change Option General Help Save and Exit Exit Quick Boot Enabled This field allows BIOS to skip certain tests while booting This will decrease the time needed to boot the system Configuration options Disabled Enabled ASUS A7N8X VM 400 motherboard user guide 2 21 Full Screen Logo Enabled When Enabled MyLogo is displaye2. 1 12 Chapter 1 Product introduction 1 10 2 AGP slot This motherboard has an Accelerated Graphics Port AGP slot that supports 1 5V AGP 8X cards Note the notches on the card golden fingers to ensure that they fit the AGP slot on your motherboard This AGP slot also supports Digital Video Output DVO interface cards AGP NV DVI for digital display on new generation LCD monitors and projectors ASUS AGP NV DVI A7N8X VM 400 Accelerated Graphics Port AGP 1 10 3 PCI slots Three 32 bit PCI slots are available on this motherboard The slots support PCI cards such as LAN card SCSI card USB card and other cards that comply with PCI specifications This figure shows a typical PCI card installed into a slot ASUS A7N8X VM 400 motherboard user guide 1 13 111 Jumpers This section describes and illustrates the jumpers on the motherboard 1 USB device wake up 3 pin USBPW12 USBPW34 USBPW56 Set these jumpers to 5V to wake up the computer from S1 sleep mode CPU stopped DRAM refreshed system running in low power mode using the connected USB devices Set to 5VSB to wake up from S3 sleep mode no power to CPU DRAM in slow refresh power supply in reduced power mode Both jumpers are set to pins 1 2 5V by default because not all computers have the appropriate power supply to support this feature The USBPW12 jumper is for the rear USB port USBPW34 and USBPW56 are for the internal
3. The Utilities tab displays the applications that the motherboard supports Utilities ASUS PC Probe This convenient utility continuously monitors your computer systems vital components such as fan rotations CPU temperature and system voltages and alerts you on any detected problems This utility helps you keep your computer at a healthy operating condition Install ASUS Update This program allows you to download the latest version of the BIOS from the ASUS website Before using the ASUS Update make sure that you have an Internet connection so you can connect to the ASUS website See page 2 7 for details on how to install and use the ASUS Update PC CILLIN 2002 This item installs the PC cillin 2002 anti virus program View the PC cillin online help for detailed information Adobe Acrobat Reader This item installs the Adobe Acrobat Reader The Acrobat Reader software is for viewing files saved in Portable Document Format PDF ASUS Screen Saver This item installs the ASUS screen saver 3 4 Chapter 3 Software support 3 2 4 ASUS contact information Click the Contact tab to display the ASUS contact information ASUS A7N8X VM 400 motherboard user guide 3 5 3 6 Chapter 3 Software support
4. pulling the lever gently sideways away from the socket Then lift the lever upwards The socket lever must be fully opened 90 to 100 degrees 2 Insert the CPU with the correct orientation The notched or golden corner of the CPU must be oriented toward the inner corner of the socket base nearest to the lever hinge MN The CPU should drop easily into place Do not force the CPU into the socket to avoid bending the pins If the CPU does not fit check its alignment and look for bent pins 1 10 Chapter 1 Product introduction 19 System memory The motherboard has two DDR DIMM sockets that supports up to 2GB non ECC PC2700 2100 DDR SDRAM DIMMs Each DIMM socket is two sided DIMMs come in combinations of single or double sided types ranging through 64MB 128MB 256MB 512MB and 1GB The A7N8X VM 400 motherboard supports the dual channel memory architecture when you install two DIMMs 104 Pins E 80 Pins A7N8X VM 400 184 Pin DDR DIMM Sockets Installing a DIMM 1 Unlock a DIMM socket by pressing DDR DIMM notch the retaining clips outward 2 Align a DIMM on the socket Make sure the notches on the DIMM exactly match the notches in the socket 3 Firmly insert the DIMM into the socket until the retaining clips lock Unlocked Retaining Clip into place 4 A DDR DIMM is keyed with a notch so that it fits in only one direction DO NOT force a DIMM into a socket to avoid damaging the DIMM ASU
5. 1 6 Motherboard installation The A7N8X VM 400 uses the Micro ATX form factor A Unplug the power cord before installing the motherboard Failure to do so may cause you physical injury and damage Motherboard components 1 6 1 Placement direction When installing the motherboard orient the chassis correctly The edge with the external ports goes to the rear part of the chassis Refer to the image below It may be more convenient to install major cables the CPU and modular components before fixing the motherboard inside the case frame 1 6 2 Screw holes Place eight 8 screws into the holes indicated by circles to secure the motherboard to the chassis AN Do not overtighten the screws Doing so may damage the motherboard Place this side towards the rear of the chassis 1 8 Chapter 1 Product introduction 1 1 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings A 1 Unplug the power cord from the wall socket before touching any component 2 Use a grounded wrist strap or touch a safely grounded object or to a metal object such as the power supply case before handling components to avoid damaging them due to static electricity 3 Avoid touching the ICs on components 4 Whenever you uninstall any component place it on a grounded antistatic pad or in the bag that came with the component 5 Before you install or re
6. AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT Products and corporate names appearing in this manual may or may not be registered trademarks or copyrights of their respective companies and are used only for identification or explanation and to the owners benefit without intent to infringe NOICE S etmir R cen tnuapaenniaanc atin v Safety ION ANION arcadas ana EE RA vi ABOUtINIS QUIDS ta a ni ir A Sauna vii A7N8X VM 400 specification summary viii Chapter 1 Product introduction 1 1 1 2 1 3 1 4 1 5 1 6 Lf 1 6 1 9 1 10 WW 1 12 WECOME aos Ee EE EE ER E 1 2 Package contents saiasinigoiaadannaaago fenda dia aaa 1 2 Special features se saciscnsciissacaacusahtcutenantsuceeteenscensaisattestsadenasesdetacsniacsat 1 2 Motherboard components ccccecceeceeceseeeeeeseeeeeteeseesaeeneeeaeees 1 4 Motherboard layout sara stones at 1 7 Motherboard installation x css scscsessnatnassenenrasiavnies aniivcelanebencemanretoaaa 1 8 1 6 1 Placement direction xcasidsseeroreas nai dada 1 8 LG2 Screw holes sloeries a O 1 8 Before you proceed hiriei iaren rea Ea E EEEE EREE REE EEE 1 9 Central Processing Unit CPU scvesssaecvscwsdeasnareoneanrovesseaevtunicucent 1 10 System MEMOY GRAN NPR RR RR CPR ANET
7. ARMD AN Refer to the hard disk drive documentation before attempting to configure a HDD LBA Large Mode Auto This field configures the LBA mode Select Auto to enable LBA mode if the device supports it and the device is not already formatted with LBA Mode disabled Disabled disables the LBA mode Block Multi Sector Transfer Auto This field configures the Multi Sector Transfer Block Select Auto to enable the data to transfer from and to the device occurs multiple sectors at a time if the device supports it When Disabled the data transfer from and to the device occurs one sector at a time ASUS A7N8X VM 400 motherboard user guide 2 11 PIO Mode Auto This option lets you set a PIO Programmed Input Output mode for the IDE device Modes 0 through 4 provide successive increase in performance Configuration options 0 1 2 3 4 Ultra DMA Mode Auto This field enables you to select the DMA mode Configuration options Auto SWDMAO SWDMA1 SWDMA2 MWDMAO MWDMA1 MWDMA2 UDMAO UDMA1 UDMA2 UDMA3 UDMA4 SMART Monitoring Auto This field allows you to enable or disable the S M A R T Self Monitoring Analysis and Reporting Technology system that utilizes internal hard disk drive monitoring technology This parameter is normally disabled because the resources used in the SMART monitoring feature may decrease system performance Configuration options Disabled Enabled Auto 32 bit Da
8. ATX power connector PANEL connector CD AUX connectors S PDIF in out connector GAME MIDI connector TV out connector Serial COM2 connector Front panel audio connector continued next page AINSX VM 400 specification summary BIOS features Industry standard Manageability Support CD contents Accessories Form Factor 4Mb Flash ROM AMI BIOS ACPI DMI2 0 WfM2 0 Green PnP TCAV SMBIOS 2 3 ASUS EZ Flash ASUS MyLogo2 PCI 2 2 USB 2 0 DMI 2 0 WOL by PME WOR by PME WO_USB WO_KB MS Device drivers ASUS PC Probe ASUS Update ASUS Screen Saver Adobe Acrobat Reader Trend Micro PC cillin 2002 ASUS A7N8X VM 400 series support CD UltraDMA133 cable FDD cable I O shield User Guide Micro ATX form factor 9 6 in x 9 6 in Specifications are subject to change without notice Chapter 1 This chapter describes the features of the motherboard It includes brief descriptions of the motherboard components and illustrations of the layout jumper settings and connectors Product introduction 11 Welcome Thank you for buying the ASUS A7N8X VM 400 motherboard The ASUS A7N8X VM 400 motherboard comes with the most advanced technologies to deliver maximum performance for Socket A processors This motherboard is packed with value added features for guaranteed consumer satisfaction The following sections provide important technical information about the mothe
9. Copyright C 2002 American Megatrends Inc All rights reserved Reading file Erasing flash Writing flash Verifying flash done AN 6 Reboot the system from the hard disk Chapter 2 BIOS information 2 1 4 Using ASUS EZ Flash to update the BIOS The ASUS EZ Flash feature allows you to easily update the BIOS without having to go through the long process of booting from a diskette and using a DOS based utility The EZ Flash is built in the BIOS firmware so it is accessible by simply pressing lt Alt gt lt F2 gt during the Power On Self Tests POST To update the BIOS using ASUS EZ Flash 1 Visit the ASUS website www asus com to download the latest BIOS file for your motherboard Save the BIOS file to a floppy disk 2 Reboot the system 3 To launch EZ Flash press lt Alt gt lt F2 gt during POST to display the following User recovery requested Starting BIOS recovery Checking for floppy TA e If there is no floppy disk found in the drive the error message a Floppy not found appears e If the correct BIOS file is not found in the floppy disk the error message A7NVM400 ROM not found is displayed Make sure to rename the downloaded BIOS file as A7NVM400 ROM 4 Insert the floppy disk that contains the BIOS file If all the necessary files are found in the floppy disk EZ Flash performs the BIOS update process and automatically reboots the system when done A DO NOT shutd
10. User Password felect Berman ti Relenct Item Change Optlom Fi General Hel FiA Faur and Feit Exit Change Supervisor Password Select this item to set or change the supervisor password The Supervisor Password item on top of the screen shows the default Not Installed After you have set a password this item shows Installed To set a Supervisor Password 1 Select the Change Supervisor Password item and press Enter 2 On the password box that appears type a password composed of letters and or numbers then press Enter Your password should have at least six characters 3 Confirm the password when prompted The message Password Installed appears after you have successfully set your password The Supervisor Password item now shows Installed To change the supervisor password follow the same steps as in setting a user password To clear the supervisor password select the Change Supervisor Password then press Enter The message Password Uninstalled appears After you have set a supervisor password the other items appear to allow you to change other security settings ASUS A7N8X VM 400 motherboard user guide 2 23 RIOS SETUP UTILITY Fa im Adv ancad Fuwer Bogt Exit Security Settings lt Enter gt to change password Supervisor Password Not Installed lt Enter gt again to disable User Password Not Installed password Change Supervisor Password User Access Level Full Access Clear User Passwo
11. data Configuration options 32MB 64MB 128MB 256MB 512MB Disabled LN The 512MB option is available only when you use an AGP 8X graphics card ASUS A7N8X VM 400 motherboard user guide 2 13 MDA Access Control AGP This field selects the MDA Access cycles direction Configuration options AGP PCI Primary Video PCI This will switch the PCI Bus scanning order while searching for a video card This allows the user to select the type of Primary VGA in case of multiple video controllers Configuration options PCI AGP Onboard Onboard TV out format PAL This field allows you to set the onboard TV out standard Configuration options PAL NTSC 2 4 2 Onboard Devices Configuration Configure Super IO Chipset Onboard Floppy Controller Enabled 4P8 1Ro4 2F8 IRg3 378 ECF TEMAS IRQ7 Disabled Di sahla SMBus Interface Enabled Audio CODEC Interface AGES LAN Interface Enabled Disabled Onboard Floppy Controller Enabled This field allows you to enable or disable the onboard floppy controller Configuration options Enabled Disabled Serial Port1 Address 3F8 IRQ4 This field allows you to set the address for the onboard serial port COM1 Configuration options 3F8 IRQ4 2F8 IRQ3 3E8 IRQ4 2E8 IRQ3 Serial Port2 Address 2F8 IRQ3 This field allows you to set the address for the onboard serial connector COM2 connector Configuration options 3F8 IRQ
12. end of the GAME MIDI cable to this connector The GAME MIDI port on the module connects a joystick or a game pad for playing games and MIDI devices for playing or editing audio files Zz A7N8X VM 400 Game Connector a TA The USB GAME module is purchased separately 6 CPU and chassis fan connectors 3 pin CPU FAN1 CHA FAN The fan connectors support cooling fans of 350mA 740mA 8 88W max Connect the fan cables to the fan connectors on the motherboard making sure that the black wire of each cable matches the ground pin of the connector CPU FAN E 12V GND Rotation CHA FAN GND It 12V Rotation A7N8X VM 400 Fan Connectors fi Do not forget to connect the fan cables to the fan connectors Lack of sufficient air flow within the system may damage the motherboard components These are not jumpers DO NOT place jumper caps on the fan connectors Chapter 1 Product introduction 7 Chassis intrusion connector 4 1 pin CHASSIS1 This lead is for a chassis designed with intrusion detection feature This requires an external detection mechanism such as a chassis intrusion sensor or microswitch When you remove any chassis component the sensor triggers and sends a high level signal to this lead to record a chassis intrusion event By default the pins labeled Chassis Signal and Ground are shorted with a jumper cap If you wish to use the
13. functions Provides two high speed UART compatible serial ports and a parallel port with EPP and ECP capabilities The Super I O controller supports a floppy disk drive PS 2 keyboard and PS 2 mouse South bridge controller This motherboard comes with the brand new NVIDIA nForce2 MCP integrated peripheral South bridge controller This controller communicates at 800MB s with the North bridge for maximum bandwith required to support PCI USB and Fast Ethernet devices The controller also supports standard UltraDMA133 and has separate data paths for each IDE channel AGP slot The Accelerated Graphics Port AGP slot supports 1 5V AGP 8X 4X mode graphics cards for 3D graphics applications The AGP slot also supports digital visual interface DVI cards for digital display on LCD monitors and projectors ASUS A7N8X VM 400 motherboard user guide 1 5 ba 1 6 Audio CODEC The Realtek ALC650 6 channel Audio CODEC is AC 97 compliant onboard audio solution for PC multimedia systems PCI slots These 32 bit PCI 2 2 expansion slots support bus master PCI cards like SCSI and LAN cards LAN controller The Realtek 8201BL LAN PHY Fast Ethernet controller allows connection to a Local Area Network LAN through a network hub PS 2 mouse port This green 6 pin connector is for a PS 2 mouse Parallel port This 25 pin port connects a parallel printer a scanner or other devices RJ 45 port Using the NVMAC in the South bridge c
14. presented in this chapter for general reference only Refer to your OS documentation for more information 3 2 Support CD information The support CD that came with the motherboard contains useful software and several utility drivers that enhance the motherboard features LA The contents of the support CD are subject to change at any time without notice Visit the ASUS website for updates 3 2 1 Running the support CD To begin using the support CD insert the CD to your optical drive The CD automatically displays the Drivers menu if Autorun is enabled in your computer Drivers Click an item to install Click an icon to display more information TA lf Autorun is NOT enabled in your computer browse the contents of the support CD to locate the file ASSETUP EXE from the BIN folder Double click the ASSETUP EXE to run the CD 3 2 Chapter 3 Software support 3 2 2 Drivers menu The drivers menu shows the available device drivers if the system detects installed devices Install the necessary drivers to activate the devices Z Screen display and driver options may not be the same for other operating system versions Drivers NVIDIA Display Driver This item installs the NVIDIA display driver for the onboard VGA NVIDIA nForce Driver This item installs the driver for the NVIDIA nForce chipset USB 2 0 Driver This item installs the USB 2 0 driver ASUS A7N8X VM 400 motherboard user guide 3 3 3 2 3 Utilities
15. routines The Setup program is designed to make it as easy to use as possible It is a menu driven program which means you can scroll through the various sub menus and make your selections among the predetermined choices AN Because the BIOS software is constantly being updated the following BIOS setup screens and descriptions are for reference purposes only and may not exactly match what you see on your screen 2 2 1 BIOS menu bar The top of the screen has a menu bar with the following selections MAIN Use this menu to make changes to the basic system configuration ADVANCED Use this menu to enable and make changes to the advanced features POWER Use this menu to configure and enable Power Management features BOOT Use this menu to configure the default system device used to locate and load the Operating System EXIT Use this menu to exit the current menu or to exit the Setup program To access the menu bar items press the right or left arrow key on the keyboard until the desired item is highlighted 2 8 Chapter 2 BIOS information 2 2 2 Legend bar At the bottom of the Setup screen is a legend bar The keys in the legend bar allow you to navigate through the various setup menus The following table lists the keys found in the legend bar with their corresponding functions Navigation Key s Function Description lt F1 gt or lt Alt H gt Displays the General Help screen from anywhere in the BIOS Setup lt Esc gt
16. 1 pin KEYLOCK This 2 1 pin connector connects to the case mounted switch to allow the use of the keyboard lock feature System Warning Speaker Lead 4 pin SPEAKER This 4 pin connector connects to the case mounted speaker and allows you to hear system beeps and warnings System Management Interrupt Lead 2 pin SMI This 2 pin connector permits switching to suspend mode or Green mode in which system activity is instantly decreased to save power and to expand the life of certain system components Reset Switch 2 pin RESET This 2 pin connector connects to the case mounted reset switch for rebooting the system without turning off the power switch ATX Power Switch Soft Off Switch Lead 2 pin PWR This connector connects a switch that controls the system power Pressing the power switch turns the system between ON and SLEEP or ON and SOFT OFF depending on the BIOS or OS settings Pressing the power switch while in the ON mode for more than 4 seconds turns the system OFF Hard Disk Activity Lead 2 pin IDE LED This connector supplies power to the hard disk activity LED The read or write activities of any device connected to the primary or secondary IDE connector cause this LED to light up Chapter 1 Product introduction Chapter 2 This chapter tells how to change system settings through the BIOS Setup Menus Detailed descriptions of the BIOS parameters are also provided BIOS information 2 2 21 Mana
17. 4 2F8 IRQ3 3E8 IRQ4 2E8 IRQ3 Parallel Port Address 378 This field allows the BIOS to select the Parallel Port Base Address Configuration options Disabled 378 278 3BC 2 14 Chapter 2 BIOS information Parallel Port Mode ECP This field allows the BIOS to select the Parallel Port Mode Configuration options Normal EPP ECP EPP ECP ECP Mode DMA Channel DMA3 This field allows the BIOS to select the Parallel Port ECP DMA Configuration options DMAO DMA1 DMAS Parallel Port IRQ IRQ7 This field allows the BIOS to select the Parallel Port IRQ Configuration options IRQS5I IRQ7 Onboard Game Port Disabled Allows you to select the Game Port address or to disable the port Configuration options Disabled 200 300 200 330 208 300 208 330 Onboard MIDI Port Disabled Allows you to select the MIDI Port address or to disable the port Configuration options Disabled 200 300 200 330 208 300 208 330 SMBUS Interface Enabled This field allows you to enable or disable the SMBus interface Configuration options Enabled Disabled Audio CODEC Interface Auto The BIOS auto detects the onboard audio CODEC when you set this item to Auto Select Disable to disable the audio CODEC Configuration options Auto Disabled Onboard LAN Enabled This field allows you to disable or set to automatic the onboard LAN interface Configuration options Enabled Disabled LAN B
18. DE SEC IDE This connector supports the provided UltraDMA133 IDE hard disk ribbon cable Connect the cable s blue connector to the primary recommended or secondary IDE connector then connect the gray connector to the UltraDMA133 slave device hard disk drive and the black connector to the UltraDMA133 master device TA Pin 20 on each IDE connector is removed to match the covered hole on the UltraDMA cable connector This prevents incorrect orientation when you connect the cables For UltraDMA133 IDE devices usea 40 pin 80 conductor cable NOTE Orient the red markings usually zigzag on the IDE ribbon cable to PIN 1 SEC_IDE PRI_IDE A7N8X VM 400 IDE Connectors PIN 1 2 Floppy disk drive connector 34 1 pin FLOPPY1 This connector supports the provided floppy drive ribbon cable After connecting one end to the motherboard connect the other end to the floppy drive Pin 5 is removed to prevent incorrect insertion when using ribbon cables with pin 5 plug O A7N8X VM m FLOPPY1 NOTE Orient the red markings on the floppy ribbon cable to PIN 1 ot PINA A7N8X VM 400 Floppy Disk Drive Connector Chapter 1 Product introduction 3 ATX power connectors 20 pin ATXPWR1 These connectors connect to an ATX 12V power supply The plugs from the power supply are designed to fit these connectors in only one
19. EESE 1 11 EXPANSIDN SOS eccicncvnstwscnsausneimetneousaunscurertuctevendetedvereuttentaCensseaueies 1 12 1 10 1 Configuring an expansion Card ceceeeseeeeeeeeeeeees 1 12 1 10 2 Standard Interrupt Assignment cece 1 12 1 103 AGP SOL asse a bi 1 13 1 104 PONSOIS aaa aii DS 1 13 DUM EIS rsrs dB ere teeter tee 1 14 CONNECTIONS eree E enue 1 16 Chapter 2 BIOS information 2 1 2 2 Managing and updating your BIOS 2 2 21 1 Creating a bootable floppy disk s s s 2 2 2 1 2 Using AFUDOS to copy the current BIOS 2 3 2 1 3 Using AFUDOS to update the BIOS 2 4 2 1 4 Using ASUS EZ Flash to update the BIOS 2 5 Elo ASUS Update acasgsagas rosie ainda adaga 2 6 BIOS Setup OO ANT sida estadias 2 8 2221 BIOS men bar saias fis ga oa nda ria 2 8 222 Legend DAR ia mae 2 9 2 3 2 4 2 5 2 6 Od DESA ai eaten mi eenmmannants 2 10 2 3 1 Primary and Secondary IDE Master Slave 2 11 2 3 2 System Information iarasassia arenas GS rere 2 12 Advanced Men s iirinn aa 2 13 BAN CUIPSEL T T 2 13 2 4 2 Onboard Devices Configuration 2 14 243 PNPM anedota eed 2 16 Power MENU asse E R 2 18 ao PowerUp CONTO apatia 2 18 25 2 HardWare MONON ai e 2 20 BOOL MENU e E a 2 21 2 6 1 Boot Settings Configuration 2 21 SUNG a ft cata ee ceecseicai Sc pa 2 23 ECA ia 2 25 Chapter 3 Software support 3 1 3 2 Installing an op
20. Jumps to the Exit menu or returns to the main menu from a sub menu Left or Right arrow Selects the menu item to the left or right Up or Down arrow Moves the highlight up or down between fields minus key Scrolls backward through the values for the highlighted field plus key or spacebar Scrolls forward through the values for the highlighted field lt Enter gt Brings up a selection menu for the highlighted field lt Home gt or lt PgUp gt Moves the cursor to the first field lt End gt or lt PgDn gt Moves the cursor to the last field lt F5 gt Resets the current screen to its Setup Defaults lt F10 gt Saves changes and exits Setup General help In addition to the Item Specific Help window the BIOS setup program also provides a General Help screen You may launch this screen from any menu by simply pressing lt F1 gt or the lt Alt gt lt H gt combination The General Help screen lists the legend keys and their corresponding functions Saving changes and exiting the Setup program See 2 7 Exit Menu for detailed information on saving changes and exiting the setup program When a scroll bar appears to the right of a help window it indicates that there is more information to be displayed that will not fit in the window Use lt PgUp gt and lt PgDn gt or the up and down arrow keys to scroll through the entire help document Press lt Home gt to display the first page press lt End gt to go to the last page To
21. OS copy process is complete the utility returns to the DOS prompt ASUS A7N8X VM 400 motherboard user guide 2 3 2 1 3 Using AFUDOS to update the BIOS y Update the BIOS only if you are sure that the new BIOS revision will solve your problems Careless updating may result to more problems with the motherboard 1 Download an updated ASUS BIOS file from the Internet www asus com then save the file to the bootable floppy disk you created earlier VA Write down the BIOS file name to a piece of paper You need to type o the exact BIOS file name at the prompt 2 Copy the AFUDOS EXE utility from the support CD to the bootable floppy disk that contains the BIOS file 3 Boot the system from the floppy disk Atthe DOS prompt type afudos i lt filename rom gt and then press lt Enter gt The utility starts to program the new BIOS information into the Flash ROM Several tasks are performed and when the programming is done the message Done appears at the end of each task A AFUDOS gt afudos ia7nvm400 rom AMI Firmware Update Utility Version 1 10 Copyright C 2002 American Megatrends Inc All rights reserved Reading file Erasing flash Writing flash A DO NOT shutdown or reset the system while updating the BIOS Doing so may cause system boot failure 5 After all tasks are performed AFUDOS utility automatically exits to DOS A AFUDOS gt afudos ia7nvm400 rom AMI Firmware Update Utility Version 1 10
22. OS information 4 Fromthe FTP site select the BIOS version that you wish to download Click Next 5 Follow the instructions on the succeeding screens to complete the update process If you selected the option to update the Re BIOS from a file a window pops up deem fl se mes Em prompting you to locate the file Select icon recua the file click Save then follow the ea screen instructions to complete the Fim pas update process T Fig ee a fed ASUS A7N8X VM 400 motherboard user guide 2 7 2 2 BIOS Setup program Use the BIOS Setup program when you are installing a motherboard reconfiguring your system or prompted to Run Setup This section explains how to configure your system using this utility Even if you are not prompted to use the Setup program you may want to change the configuration of your computer in the future For example you may want to enable the security password feature or make changes to the power management settings This requires you to reconfigure your system using the BIOS Setup program so that the computer can recognize these changes and record them in the CMOS RAM of the Flash ROM The Flash ROM on the motherboard stores the Setup utility When you start up the computer the system provides you with the opportunity to run this program Press lt Delete gt during the Power On Self Test POST to enter the Setup utility otherwise POST continues with its test
23. S A7N8X VM 400 motherboard user guide 1 11 110 Expansion slots The A7N8X VM 400 motherboard has three 3 PCI and one 1 Accelerated Graphics Port AGP The following sub sections describe the slots and the expansion cards that they support 1 10 1 Configuring an expansion card Some expansion cards need an IRQ to operate Generally an IRQ must be exclusively assigned to one function at a time In a standard design configuration 16 IRQs are available but most are already in use Normally 6 IRQs are free for expansion cards Sometimes IRQs are shared by more than one function in this case IRQ assignments are swapped automatically or adjusted through the BIOS firmware Standard Interrupt Assignments IRQ Standard Function 0 System Timer 1 Keyboard Controller 2 Programmable Interrupt Controller 3 USB Universal Host Controller 4 Communications Port COM1 5 Onboard Audio 6 Standard Floppy Disk Controller q Printer Port LPT1 8 System CMOS Real Time Clock 9 Onboard LAN 10 USB Universal Host Controller 117 Onboard VGA 12 PS 2 Compatible Mouse Port 13 Numeric Data Processor 14 Ultra ATA Controller 19 Secondary Ultra ATA Controller These IRQs are usually available for ISA or PCI devices IRQ assignments for this motherboard A B Cc D PCI slot 1 used PCI slot 2 used PCI slot 3 used AGP slot used
24. Tr Lr A7N8X VM 400 User Guide e 2 D O E1480 First Edition V1 December 2003 Copyright O 2003 ASUSTeK COMPUTER INC All Rights Reserved No part of this manual including the products and software described in it may be reproduced transmitted transcribed stored in a retrieval system or translated into any language in any form or by any means except documentation kept by the purchaser for backup purposes without the express written permission of ASUSTeK COMPUTER INC ASUS Product warranty or service will not be extended if 1 the product is repaired modified or altered unless such repair modification of alteration is authorized in writing by ASUS or 2 the serial number of the product is defaced or missing ASUS PROVIDES THIS MANUAL AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE IN NO EVENT SHALL ASUS ITS DIRECTORS OFFICERS EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES INCLUDING DAMAGES FOR LOSS OF PROFITS LOSS OF BUSINESS LOSS OF USE OR DATA INTERRUPTION OF BUSINESS AND THE LIKE EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY
25. USB header that you can connect to front USB ports A This feature requires a power supply that can provide at least 2A on the 5VSB lead when these jumpers are set to 5VSB Otherwise the system does not power up The total current consumed must NOT exceed the power supply capability 5VSB whether under normal condition or in sleep mode USBPW34 12 2 3 EM CH 5V 5VSB Default USBPW12 1 2 2 3 EM CEM 5V 5VSB Default USBPW56 12 2 3 A7N8X VM 400 USB Device Wake Up E c Default 1 14 Chapter 1 Product introduction 2 Clear RTC RAM CLRTC1 This jumper clears the Real Time Clock RTC RAM of date time and system setup parameters in CMOS The RAM data in CMOS is powered by the onboard button cell battery To erase the RTC RAM 1 Turn OFF the computer and unplug the power cord 2 Remove the battery 3 Move the jumper caps from 1 2 to 2 3 momentarily Replace the jumper cap to the original position 1 2 4 Re install the battery 5 Plug the power cord and turn ON the computer 6 Hold down the lt Del gt key during the boot process and enter BIOS setup to re enter data CLRTC1 12 23 Normal Clear CMOS A7N8X VM 400 Clear RTC RAM Default ASUS A7N8X VM 400 motherboard user guide 1 15 112 Connectors This section describes and illustrates the connectors on the motherboard 1 IDE connectors 40 1 pin PRI I
26. chassis intrusion detection feature remove the jumper cap from the pins CHASSIS1 Chassis Signal 5VSB_MB GND A7N8X VM 400 Chassis Alarm Lead Default 8 Front panel audio connectors 10 1 pin FP_AUDIO This is an interface for the front panel audio module that allows convenient connection and control of audio devices BLINE OUT R BLINE OUT L AGND 5VA T U gt o O NC MIC2 MICPWR Line out_R Line out_L A7N8X VM 400 Front Panel Audio Connector ASUS A7N8X VM 400 motherboard user guide 1 19 9 Internal audio connectors 4 pin CD1 AUX1 These connectors allow you to receive stereo audio input from sound sources such as a CD ROM TV tuner or MPEG card AUX1 White CD1 Black Left Audio Channel E Ground n Right Audio Channel A7N8X VM 400 Internal Audio Connectors 10 TV out connector 6 1 pin U46 This 6 1 pin connector connects to the front panel daughter card with the audio TV out port This connector allows dual display TV VGA or TV DVI with the ASUS AV S and AGP NV DVI cards U46 1 E EEE o m f Ek A7N8X VM 400 TV Out Connector ASUS AV S LA The ASUS AV S module is purchased separately 1 20 Chapter 1 Product introduction 11 Digital audio connector 6 1 pin SPDIF1 This connector is for optional S PDIF audio module that allows
27. d Insert a 1 44 MB floppy disk when prompted Follow the succeeding screen instructions to complete the process 2 Copy the original or the latest motherboard BIOS to the bootable floppy disk Chapter 2 BIOS information 2 1 2 Using AFUDOS to copy the current BIOS The AFUDOS EXE utility can also be used to copy the current system BIOS settings to a floppy or hard disk The copy can be used as a backup in case the system BIOS fails or gets corrupted 1 Atthe DOS prompt type the command line afudos o lt filename gt where filename can be any user provided filename of not more than eight 8 alpha numeric characters for the main filename and three 3 alpha numeric characters for the extension name Press the Enter key The BIOS information on the screen is for reference only What you see on your screen may not be exactly the same as shown Main filename Extension name A gt afudos oMYBIOS03 rom AMI Firmware Update Utility Version 1 10 Copyright C 2002 American Megatrends Inc All rights reserved Reading flash 0x0008CC00 9 2 The utility will copy the current system BIOS by default to the floppy disk Make sure that the floppy disk is not write protected and have enough space at least 600KB to store the file A gt afudos oMYBIOS03 rom AMI Firmware Update Utility Version 1 10 Copyright C 2002 American Megatrends Inc All rights reserved Reading flash A gt When the BI
28. d instead of the POST messages Setting to Disabled displays the normal POST messages Configuration options Disabled Enabled TA Make sure that the above item is set to Enabled if you wish to use the ASUS MyLogo2 feature See MyLogo2 details on page 3 8 AddOn ROM Display Mode Force BIOS This field sets the display mode for option ROM Configuration options Force BIOS Keep Current Bootup Num Lock On This field selects the power on state for the NumLock key Configuration options On Off Wait for F1 If Error Enabled This field sets whether to wait for F1 key to be pressed if an error occurs Configuration options Enabled Disabled Hit Del Message Display Enabled This field toggles the display of Press DEL to run Setup Configuration options Enabled Disabled Interrupt 19 Capture Disabled When Enabled it allows option ROMs to trap interrupt 19 This is required by some PCI cards that provide a ROM based setup utility Configuration options Disabled Enabled 2 22 Chapter 2 BIOS information 2 6 2 Security The Security menu items allow you to change the system security settings Select an item then press Enter to display the configuration options Os SETUP UTILITY Exit Security Settings lt Enter gt to change password Supervisor Password Not Installed lt Enter gt again to disable User Password Not Installed password Change Supervisor Password Clear
29. device will function correctly Configuration options Disabled Enabled 2 16 Chapter 2 BIOS information PCI IDE BusMaster Enabled When this option is Enabled the BIOS uses the PCI bus mastering to read and write to IDE drives Configuration options Enabled Disabled Offboard PCI ISA IDE Card Auto This field allows the setting of the proper slot of installed PCI IDE cards Some PCI IDE cards require this to be set to the PCI slot number that is holding the card Configuration options Auto PCI Slot1 PCI Slot2 PCI Slot3 PCI Slot4 PCI Slot5 PCI Slot6 IRQ3 IRQ4 IRQ5 IRQ7 IRQ9 IRQ10 IRQ11 IRQ14 IRQ15 Available This field specifies if the IRQ is reserved or available for use by Legacy ISA devices Configuration options Available Reserved DMA Channel 0 1 3 5 6 7 Available This field specifies if the DMA Channel is reserved or available for use by Legacy ISA devices Configuration options Available Reserved Reserved Memory Size Disabled This field specifies the reserved memory block for use of legacy ISA devices Configuration options Disabled 16k 32k 64k ASUS A7N8X VM 400 motherboard user guide 2 17 2 5 Power menu The Power menu allows you to reduce power consumption This feature turns off the video display and shuts down the hard disk after a period of inactivity BIOS SETUP UTILITY Elcio E Exit Suspend Mode Sl amp 55 ETRI Select the ACPI state ued for Sy
30. digital instead of analog sound input and output c SPDIF OUT 5V SPDIF_IN i A7N8X VM 400 Digital Audio Connector 2 z Os SPDIF JE LA When you input sound for S PDIF IN the LINE OUT will output the L sound Mute LINE_OUT to impede sound output from S PDIF IN The S PDIF module is purchased separately 12 Serial connector 10 1 pin COM2 This connector accommodates a second serial port using an optional serial port bracket Connect the bracket cable to this connector then install the bracket into a slot opening at the back of the system chassis COM2 PIN 1 B L A7N8X VM 400 Serial Connector i TA The serial port bracket is purchased separately ASUS A7N8X VM 400 motherboard user guide 1 21 13 System panel connector 20 pin PANEL1 1 22 This connector accommodates several system front panel functions Speaker Connector z 8 O Keyboard Lock Power LED 5V fa 4 f a w l a TIDE LED ATX Power SMI Lead Switch Requires an ATX power supply ELED e 0 xtSMI a n Keylock Ground fo o pat Ground PWR 2_ Ground fo o4 Reset Ground Ground _ Speake D m m Obi E A7N8X VM 400 Panel Connectors System Power LED Lead 3 1 pin PLED This 3 1 pin connector connects to the system power LED The LED lights up when you turn on the system power Keyboard Lock Lead 2
31. en set to Always BIOS checks for user password both when accessing Setup and booting the system Configuration options Setup Always 2 24 Chapter 2 BIOS information 2 1 Exit menu When you have made all of your selections from the various menus in the Setup program save your changes and exit Setup Select Exit from the menu bar to display the following menu Hain Ade angal Power Exit Options Exit system setup after saving the changes Exit amp Save Changes Exit amp Discard Changes F10 key can be used for Discard Changes this operation Load Setup Defaults ok Select Screen t4 Select Item Enter Go to Sub Screen FL Genvral He FLW Gave and Exit ERC Exit uA na COSCopurighe 1984 2002 Anerican Megatrendo Inc LA Pressing lt Esc gt does not immediately exit this menu Select one of the options from this menu or lt F10 gt from the legend bar to exit Exit amp Save Changes Once you are finished making your selections choose this option from the Exit menu to ensure the values you selected are saved to the CMOS RAM The CMOS RAM is sustained by an onboard backup battery and stays on even when the PC is turned off When you select this option a confirmation window appears Select Yes to save changes and exit LA If you attempt to exit the Setup program without saving your changes the program prompts you with a message asking if you want to save your changes before exiting Pressing lt Enter gt sav
32. erating SUSCITA 3 2 Support CD information cnc scissaasatescuschneptensdtensatdabayenucessennsasesanespeighs 3 2 3 2 1 Running the support CD 3 2 32 2 DINIS MENU a ppiririare asia aa ad 3 3 323 MUNDOS masi dai a 3 4 3 2 4 ASUS contact information ice ccsvsctsatasscoeatethsacsnecsemeanstieanns 3 5 Federal Communications Commission Statement This device complies with FCC Rules Part 15 Operation is subject to the following two conditions e This device may not cause harmful interference and e This device must accept any interference received including interference that may cause undesired operation This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with manufacturer s instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna e Increase
33. es the changes while exiting Exit amp Discard Changes Select this option only if you do not want to save the changes that you made to the Setup program If you made changes to fields other than system date system time and password the BIOS asks for a confirmation before exiting Discard Changes This option allows you to discard the selections you made and restore the previously saved values After selecting this option a confirmation appears Select Yes to discard any changes and load the previously saved values ASUS A7N8X VM 400 motherboard user guide 2 25 Load Setup Defaults This option allows you to load the default values for each of the parameters on the Setup menus When you select this option or if you press lt F5 gt a confirmation window appears Select Yes to load default values Select Exit Saving Changes or make other changes before saving the values to the non volatile RAM 2 26 Chapter 2 BIOS information Chapter This chapter describes the contents of the support CD that comes with the motherboard package Software support 3 1 Installing an operating system This motherboard supports Windows 98SE ME NT 2000 XP as well as Linux Red Hat SuSE TurboLinux and Caldera operating systems OS Always install the latest OS version and corresponding updates so you can maximize the features of your hardware TA Because motherboard settings and hardware options vary use the setup procedures
34. exit the help window press lt Enter gt or lt Esc gt TA The BIOS information on the screen is for reference only What you L see on your screen may not be exactly the same as shown ASUS A7N8X VM 400 motherboard user guide 2 9 Sub menu Note that a right pointer symbol as shown on the left appears to the left of certain fields This pointer indicates that you can display a sub menu from this field A sub menu contains additional options for a field parameter To display a sub menu move the highlight to the field and press lt Enter gt The sub menu appears Use the legend keys to enter values and move from field to field within a sub menu as you would within a menu Use the lt Esc gt key to return to the main menu Take some time to familiarize yourself with the legend keys and their corresponding functions Practice navigating through the various menus and sub menus If you accidentally make unwanted changes to any of the fields use the set default hot key lt F5 gt to load the Setup default values While moving around through the Setup program note that explanations appear in the Item Specific Help window located to the right of each menu This window displays the help text for the currently highlighted field 2 3 Main menu When you enter the Setup program the following screen appears 12 12 12 0 Usa ENTER TAB tho 03 31 2003 or I i to 1 44 3 5 inj select a Field Use or configure system t
35. ging and updating your BIOS The following utilities allow you to manage and update the motherboard Basic Input Output System BIOS setup 1 AFUDOS Updates the BIOS in DOS mode using a bootable floppy disk 2 ASUS EZ Flash Updates the BIOS using a floppy disk during POST 3 ASUS Update Updates the BIOS in Windows environment See Chapter 3 for details Refer to the corresponding section for each utility Important notes AN It is recommended that you save a copy of the original motherboard BIOS file to a bootable floppy disk in case you need to restore the BIOS in the future Copy the original motherboard BIOS using the AFUDOS or the ASUS Update utilities A working BIOS file for this motherboard is in the support CD Use this file only when you do not have a copy of the original motherboard BIOS file in a floppy disk Visit the ASUS website and download the latest BIOS file for this motherboard using the ASUS Update utility 2 1 1 Creating a bootable floppy disk 1 Do either one of the following to create a bootable floppy disk DOS environment Insert a 1 44 MB floppy disk into the drive At the DOS prompt type format A S then press lt Enter gt Windows 98SE ME environment a From your Windows desktop click on Start point to Settings then click on Control Panel b Double click on Add Remove Programs icon from the Control Panel window c Click on the Startup Disk tab then on Create Disk button
36. ime System Time XX XX XX Sets the system to the time that you specify usually the current time The format is hour minute second Valid values for hour minute and second are Hour 00 to 23 Minute 00 to 59 Second 00 to 59 Use the lt Tab gt or lt Shift gt lt Tab gt keys to move between the hour minute and second fields 2 10 Chapter 2 BIOS information System Date XX XX XXXX Sets the system to the date that you specify usually the current date The format is month day year Valid values for month day and year are Month 1 to 12 Day 1 to 31 Year up to 2099 Use the lt Tab gt or lt Shift gt lt Tab gt keys to move between the month day and year fields Legacy Diskette A 1 44M 3 5 in Sets the type of floppy drive installed Configuration options Disabled 360K 5 25 in 1 2M 5 25 in 720K 3 5 in 1 44M 3 5 in 2 88M 3 5 in 2 3 1 Primary and Secondary IDE Master Slave Primary IDE Master Device t Hard Disk E ETIZOAIIA Supported E a Bectora tra DMA tra DMA 5 DOR ri q dna Typa Lih Large Moda Block Multi sector Transfer PIO Meche DHA Hode Smart Monitoring S264 Data Transfer Type Auto Select Auto to automatically detect an IDE hard disk drive If automatic detection is successful Setup automatically fills in the correct values for the remaining fields on this sub menu Configuration options Not Installed Auto CDROM
37. ion to aid in completing a task Where to find more information Refer to the following sources for additional information and for product and software updates 1 ASUS Websites The ASUS websites worldwide provide updated information on ASUS hardware and software products Refer to the ASUS contact information 2 Optional Documentation Your product package may include optional documentation such as warranty flyers that may have been added by your dealer These documents are not part of the standard package vii viii AIN8X VM 400 specification summary Socket A for AMD Athlon XP 2700MHz processors NVIDIA nForce2 IGP North bridge NVIDIA nForce2 MCP South bridge 400 333 266 MHz 2 x 184 pin DDR DIMM sockets support up to maximum 2 GB unbuffered PC2700 2100 non ECC DDR SDRAM memory Dual channel memory architecture 3x PCI 1 x AGP 8X 1 5V only 2 x UltraDMA133 Integrated GeForce4 MX GPU Supports DVI AGP NV DVI and TV out AV S cards Realtek ALC650 6 channel audio CODEC S PDIF in out interface Realtek 8201BL 10 100 Mbps LAN PHY Super I O integrated monitoring of CPU chassis fan rotation and MB CPU temperature 1 x Parallel 1 x Serial COM1 1 x PS 2 Keyboard 1 x PS 2 Mouse 1 x RJ45 port 1 x Audio I O 1 x VGA port 4 x USB 2 0 1 1 1 x USB connector supports additional 2 USB 2 0 ports CPU chassis FAN connectors Chassis intrusion connector 20 pin
38. mainstream graphics processing unit designed to deliver the best graphics experience with its high texture content and scene complexity capabilities See details on page 2 13 ASUS MyLogo2 EST The ASUS MyLogo2 allows you to personalize and add style to your system with customizable boot logos See pages 2 22 and 3 5 for details ASUS C O P Eear AM oF The ASUS C O P CPU Overheating Protection is a hardware protection circuit that automatically shuts down the system power before temperatures go high enough to permanently damage the CPU ASUS EZ Flash pen With the ASUS EZ Flash you can easily update the system BIOS even before loading the operating system No need to use a DOS based utility or boot from a floppy disk See details on page 2 5 Digital video output support The DVO interface feature of this motherboard allows you to enjoy simultaneous digital display and TV output with the separately purchased ASUS AGP NV DVI and ASUS AV S TV out cards See details on pages 1 13 1 20 and 2 14 ASUS A7N8X VM 400 motherboard user guide 1 3 1 4 Motherboard components Before you install the motherboard learn about its major components and available features to facilitate the installation and future upgrades Refer to the succeeding pages for the component descriptions 1 2 3 4 5 DEDICO tet et ett rep mae sd re 1 4 Chapter 1 Product introduction Onboard LED This onboard LED lights up if there is a
39. move any component ensure that the ATX power supply is switched off or the power cord is detached from the power supply Failure to do so may cause severe damage to the motherboard peripherals and or components TA When lit the onboard LED indicates that the system is ON in sleep mode or in soft off mode not powered OFF See the illustration below SB_PWR1 ON OFF Standby Powered Power Off A7N8X VM 400 Onboard LED ASUS A7N8X VM 400 motherboard user guide 1 9 1 8 Central Processing Unit GPU The motherboard provides a Socket A 462 for CPU installation The A7N8X VM 400 supports Athlon XP processors with QuantiSpeed data processing large data caches 3D enhancements and 400 333 266MHz bus speeds AMD Athlon XP processors offer gigahertz speeds to support all the latest computing platforms and applications CPU NOTCH TO INNER CORNER es CPU NOTCH AMD CPU 29 A7N8X VM 400 Socket 462 Each AMD CPU has a marked corner This corner is usually indicated with a notch and or a golden square or triangle Refer to this indicator while orienting the CPU A fan and heatsink should be attached to the CPU to prevent overheating A This motherboard does not support Athlon Duron and other AMD processors with less than 1GHz core speed Installing the CPU Follow these steps to install a CPU 1 Locate the Socket 462 and open it by
40. ontroller and the Realtek 8201BL LAN PHY this port allows connection to a Local Area Network LAN through a network hub Line In port This Line In light blue port connects a tape player or other audio sources Line Out port This Line Out lime port connects a headphone or a speaker Microphone port This Mic pink port connects a microphone USB 1 amp 2 ports These two 4 pin Universal Serial Bus 2 0 1 1 ports are available for connecting USB devices such as mouse or PDA VGA port This 15 pin VGA port connects a VGA monitor Serial port COM1 This port connects a serial mouse or other serial devices USB 3 amp 4 ports These two 4 pin Universal Serial Bus 2 0 1 1 ports are available for connecting USB devices such as mouse or PDA PS 2 keyboard port This purple 6 pin connector is for a PS 2 keyboard Chapter 1 Product introduction to Motherboard layout 24 5cm 9 64in Socket 462 EEE USBPW34 CPU_FAN1 nVidia nForce2 IGP DDR DIMMS 64 128 bit 184 pin module DDR DIMM2 64 128 bit 184 pin module m SEC IDE 24 5cm 9 64in Top Line In CHA FAN Center Line Out Below Mic In O A7N8X VM Accelerated Graphics Port AGP8X1 PRLIDE 2 fo O o 5 a zs lt CR2032 3V Lithium Cell FPAUDIO PCI 2 one BIOS ETE sppir1 CHASSIS1 ELEF PCI3 COM2 USBPW56 EEE ES Game EEEE EEEF EEEE USB56 PANEL1 ASUS A7N8X VM 400 motherboard user guide 1 7
41. oot ROM Disabled This field allows you to disable or set to automatic the onboard boot ROM interface Configuration options Disabled Auto ASUS A7N8X VM 400 motherboard user guide 2 15 2 4 3 PCIPnP Advanced PCI PnP settings WARNING ade wrong values in the sections below may cause system to malfunction Flog and Play 08 PCI Latency Timer Allocate IR to PCI VGA Palette Snooping Por IDE Bustaster Enabl your system has a Plug Offboard PCL ISA IDE Card i and Play operating tem Select Ecresn Plug and Play O S No This field configures the Plug and Play O S feature If set to No the BIOS configures all the devices attached to the system If set to Yes the operating system configures Plug and Play PnP devices not required for boot if the system has a Plug and Play operating system feature Configuration options No Yes PCI Latency Timer 64 Leave this field to the default setting 64 for best performance and stability Configuration options 32 64 96 128 160 192 224 248 Allocate IRQ to PCI VGA Yes Select Yes to automatically assign IRQ to PCI VGA card if card requests IRQ If set to No no IRQ is assigned even the card requests an IRQ Configuration options Yes No Palette Snooping Disabled This field enables or disables the Palette Snooping feature Set to Enabled and the PCI devices will detect that an ISA graphics device is installed in the system so the
42. orientation Find the proper orientation and push down firmly until the connectors fit ATXPWRI1 12 0VDC E 5 0VDC 5VSB E 5 0VDC PWR OK E 5 0VDC COM amp s E COM 5 0VDC ss E COM COM COM 5 0VDC E PS ON amp COM as COM 3 3VDC E 12 0VDC 3 3VDC G 3 3VDC A7N8X VM 400 ATX Power Connector If you will need to replace the power supply in the future make sure that your new ATX 12V power supply can provide 8A on the 12V lead and at least 1A on the 5 volt standby lead 5VSB The minimum recommended wattage is 230W or 300W for a fully configured system The system may become unstable and may experience difficulty powering up if the power supply is inadequate 4 USB header 10 1 pin USB56 If the USB ports on the rear panel are inadequate a USB header is available for additional two USB ports Connect one end of the USB port module cable to this connector then mount the USB module to an open slot in the chassis oy 0 E DIO amy E E A7N8X VM 400 USB 2 0 Header USB P6 GND co a a Yn gt USB 5V oO Z ssa O GND USB 5V LO ar m DH 25 TA The USB GAME module is purchased separately ASUS A7N8X VM 400 motherboard user guide 5 GAME MIDI connector 16 1 pin GAME1 This connector supports a GAME MIDI module Connect one
43. own or reset the system while updating the BIOS Doing so may cause system boot failure User recovery requested Starting BIOS recovery Checking for floppy Floppy found Reading file a7nvm400 rom Completed Start flashing Flashed successfully Rebooting ASUS A7N8X VM 400 motherboard user guide 2 5 2 1 5 ASUS Update The ASUS Update is a utility that allows you to update the motherboard BIOS in Windows environment This utility is available in the support CD that comes with the motherboard package ASUS Update requires an Internet connection either through a network or an Internet Service Provider ISP To install ASUS Update 1 Insert the support CD into the CD ROM drive The Drivers menu appears 2 Click the Utilities tab then click Install ASUS Update VX XX XX See page 3 3 for the Utilities menu screen 3 The ASUS Update utility is copied into your system To update the BIOS using the ASUS Update 1 Launch the utility from the Windows desktop by clicking Start gt Programs gt ASUS gt ASUSUpdate gt ASUSUpdate The pore di initial screen appears 2 Select your desired update method i then click Next Select the Update Method penser nas BT naga a pet Sy kamim isimt ea DS wage tie rig dened ka 3 If you selected updating downloading from the Internet select the ASUS FTP site nearest you to avoid network traffic or choose Auto Select Click Next 2 6 Chapter 2 BI
44. rboard for future upgrades or system reconfiguration Before you start installing the motherboard and hardware devices on it check the items in your package with the list below 1 2 Package contents Check your ASUS A7N8X VM 400 package for the following items ASUS A7N8X VM 400 motherboard Micro ATX form factor 9 6 in x 9 6 in ASUS A7N8X VM 400 series support CD 40 pin 80 conductor ribbon cable for UltraDMA133 IDE drives Ribbon cable for a 3 5 inch floppy drive Bag of extra jumper caps I O shield User Guide MASE PR SO SN 1 3 Special features 400MHz FSB support The A7N8X VM 400 motherboard comes with a Socket 462 to support the latest 400MHz FSB AMD Athlon XPTM processor This feature is guaranteed to give you a powerful and efficient computer platform Dual channel DDR memory support With the 128 bit Twinbank DDR memory architecture the A7N8X VM 400 doubles the DDR333 bandwidth thus eliminating system bottlenecks The A7N8X VM 400 is capable of performing at peak bandwidth of up to 5 4GB s assuring you of fast reliable computing solution See details on page 1 11 Chapter 1 Product introduction AGP 8X support ACHES AGP 8X AGP 3 0 is the next generation VGA interface specification that enables enhanced graphics performance with high bandwidth speeds of up to 2 12 GB s See details on page 1 13 Integrated GeForce4 MX GPU This motherboard is equipped with an integrated GeForce MX GPU a second generation
45. rd Password Check Setup Select Screen Select ten Changa is Gants General Heal Save and Exit Exit User Access Level Full Access This item allows you to select the access restriction to the Setup items Configuration options No Access View Only Limited Full Access No Access prevents user access to the Setup utility View Only allows access but does not allow change to any field Limited allows change to only selected fields such as Date and Time Full Access allows viewing and changing all the fields in the Setup utility Change User Password Select this item to set or change the user password The User Password item on top of the screen shows the default Not Installed After you have set a password this item shows Installed To set a User Password 1 Select the Change User Password item and press Enter 2 On the password box that appears type a password composed of letters and or numbers then press Enter Your password should have at least six characters 3 Confirm the password when prompted The message Password Installed appears after you have successfully set your password The User Password item now shows Installed To change the user password follow the same steps as in setting a user password Clear User Password Select this item if you wish to clear the user password Password Check Setup When set to Setup BIOS checks for user password when accessing the Setup utility Wh
46. s at least 1A on the 5VSB lead Configuration options Disabled Enabled Ring In Resume Disabled This parameter enables or disables RI to generate a wake event This feature requires an ATX power supply that provides at least 1A on the 5VSB lead Configuration options Disabled Enabled Onboard LAN Resume Disabled This parameter enables or disables the onboard LAN to generate a wake event This feature requires an ATX power supply that provides at least 1A on the 5VSB lead Configuration options Disabled Enabled RTC Resume Disabled This parameter enables or disables RTC to generate a wake event This feature requires an ATX power supply that provides at least 1A on the 5VSB lead Configuration options Disabled Enabled ASUS A7N8X VM 400 motherboard user guide 2 19 2 5 2 Hardware Monitor MB Temperature xxxC xxxF CPU Temperature xxxC xxxF The onboard hardware monitor automatically detects and displays the motherboard CPU and power temperatures CPU Fan Speed xxxxRPM or Disabled Chassis Fan Speed xxxxRPM or Disabled The onboard hardware monitor automatically detects and displays the CPU chassis and power fan speeds in rotations per minute RPM If any of the fans is not connected to the motherboard that field shows ORPM VCORE Voltage 3 3V Voltage 5V Voltage 12V Voltage The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators
47. standby power on the motherboard This LED acis as a reminder to turn off the system power before plugging or unplugging devices ATX power connector This standard 20 pin connector connecis to an ATX 12V power supply The power supply must have at least 1A on the 5V standby lead 5VSB CPU socket This is a Zero Insertion Force ZIF socket for AMD Athlon XP processors North bridge controller The NVIDIA nForce2 IGP North bridge controller chip supports a 64 128bit DDR memory controller and up to 2GB of 333 266 200MHz DDR memory The North bridge controller is equipped with a maximum 128MB integrated graphics UMA share memory for the onboard VGA DDR DIMM sockets Two Double Data Rate Dual Inline Memory Module DDR DIMM sockets are available for up to 2GB of DDR SDRAM This memory technology supplies data transfer rates up to 5 4GB s for 333MHz DDR SDRAM IDE connectors These dual channel bus master IDE connectors support up to four UltraDMA133 PIO Modes 0 4 IDE devices Both the primary blue and secondary black connectors are slotted to prevent incorrect insertion of the IDE ribbon cable Floppy disk connector This connector connects the provided ribbon cable for the floppy disk drive One side of the connector is slotted to prevent incorrect insertion of the floppy disk cable Flash ROM This 4Mb LPC chip contains the programmable BIOS program Super I O chipset ITE 1T8712F A offers support for a variety of I O
48. stem Suspend E Peer up control amp Hardware Monitor Suspend Mode S1 amp S3 STR This field allows the BIOS to select the ACPI state used for System Suspend Configuration options S1 amp S3 STR S1 POS only 2 5 1 Power Up Control BIOS SETUP UTILITY Elmo Ex it Restore on AC Poser Loss Power Off Rosuma on Keyboard Disabled Resume on PS 2 House Disabled Disabled Disabled Disabled Disabled Restore on AC Power Loss Power Off When set to Power Off the system goes into off state after an AC power loss When set to Power On the system goes on after an AC power loss When set to Last State the system goes into either off or on state whatever was the system state before the AC power loss Configuration options Power Off Power On Last State 2 18 Chapter 2 BIOS information Resume on Keyboard Disabled This parameter allows you to use the keyboard keys to turn on the system This feature requires an ATX power supply that provides at least 1A on the 5VSB lead Configuration options Disabled Enabled Resume on PS 2 Mouse Disabled This parameter allows you to use the PS 2 mouse to turn on the system This feature requires an ATX power supply that provides at least 1A on the 5VSB lead Configuration options Disabled Enabled PME Resume Disabled This parameter enables or disables PME to generate a wake event This feature requires an ATX power supply that provide
49. taTransfer Mode Disabled This field enables you enable or disable 32 bit data transfer mode Configuration option Disabled Enabled 2 3 2 System Information This option displays detailed information about the BIOS processor and system memory The values for these fields are automatically detected Refer to the screen capture below for details AMI BIOS Vera on 08 00 09 Build Date 05 07 03 ID ATHEXOOO Processor Tyr AHD cen XF 1000 Mhz Spd Count tae System Memory Size i 2 12 Chapter 2 BIOS information 2 4 Advanced menu Bios SETUP UTILITY Ft Exit Chipset Onboard Devicas Configuration PEI Pap Select Scream tl Select Itam Enter Go to Sub acrean Fi General Help Fi Sava and Exit ERC Exit nvidia nForce Chipset Configuration Set the sire of Video et ee E Video Frame Buffer Siza 32 MB Graphics Aperture Size i 64 MB Hote These settings MDA Access Control AGP area valid only for the Primary Video PCI onboard VGA controller Onboard TY out Format IPAL Salect Screen Salact Item Change Option Ganaral Help Save and Exit Exit Video Frame Buffer Size 32MB This field sets the size of the video frame buffer The settings on this field is valid only for motherboard models with onboard VGA controller Configuration options Auto 8MB 16MB 32MB 64MB 128MB Graphics Aperture Size 64MB This feature allows you to select the size of mapped memory for AGP graphic
50. the grounding circuit Make sure that your power supply is set to the correct voltage in your area If you are not sure about the voltage of the electrical outlet you are using contact your local power company If the power supply is broken do not try to fix it by yourself Contact a qualified service technician or your retailer Operation safety Before installing the motherboard and adding devices on it carefully read all the manuals that came with the package Before using the product make sure all cables are correctly connected and the power cables are not damaged If you detect any damage contact your dealer immediately To avoid short circuits Keep paper clips screws and staples away from connectors slots sockets and circuitry Avoid dust humidity and temperature extremes Do not place the product in any area where it may become wet Place the product on a stable surface lf you encounter technical problems with the product contact a qualified service technician or your retailer Conventions used in this guide To make sure that you perform certain tasks properly take note of the following symbols used throughout this guide WARNING Information to prevent injury to yourself when trying to complete a task 4 CAUTION Information to prevent damage to the components e when trying to complete a task AR IMPORTANT Information that you MUST follow to complete a task TA NOTE Tips and additional informat
51. the separation between the equipment and receiver Connect the equipment to an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help AN The use of shielded cables for connection of the monitor to the graphics card is required to assure compliance with FCC regulations Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate this equipment Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications This class B digital apparatus complies with Canadian ICES 003 vi Safety information Electrical safety To prevent electrical shock hazard disconnect the power cable from the electrical outlet before relocating the system When adding or removing devices to or from the system ensure that the power cables for the devices are unplugged before the signal cables are connected If possible disconnect all power cables from the existing system before you add a device Before connecting or removing signal cables from the motherboard ensure that all power cables are unplugged Seek professional assistance before using an adpater or extension cord These devices could interrupt
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