- Cyberpower
Contents
1. 12 Package contents Check your ASUS A7N8X X package for the following items ASUS A7N8X X motherboard ATX form factor 12 in x 9 6 in ASUS A7N8X X series support CD 40 pin 80 conductor ribbon cable for UltraDMA 66 100 133 IDE drives Ribbon cable for a 3 5 inch floppy drive Bag of extra jumper caps I O shield User s Manual NN NN S S 13 Motherhoard components URL e Sr na FLOPPY MADE IN TAIWAN NIZ RES ANLZ RNIT P teueeeres ET drar er HEEN PMC Flash es Ir Tub 2 EM alc Hd gt br Ht 6 p Patito PRAN NAN HPA 00 H AANDAL nn ovnen P T XD nn cle ENETHOSU VIGIAZ d ii i did rrr ATE y DUXEREREEEERENEXIEXNEXLIJ vn ssesee KON JO i ee ee eo OGGE Tm secs LII cw ASUS A7N8X X Motherboard 1 3 1 4 CPU Sockets Socket 462 Socket A Zero Insertion Force ZIF socket for the AMD Duron Athlon Athlon XP 3000 processors NorthBridge Controller The NVIDIA nForce2 400 North Bridge controller chipset The controller supports a 64 bit DDR memory controller and up to 3 GB of 400 333 266 200MHz DDR memory DDR DIMM Sockets Equipped with three Double Data Rate Dual Inline Memory Module DDR DIMM sockets to support up to 3GB of DDR DRAM the newest memory standard with the highest bandwidth and lowest latency currently available This memory technology supplies data transfer rates up to 3 2 GB s for 400MHz DDR SDRAM a2. The program asks if you want to save the previous BIOS Select Y since it is advisable to back up the original BIOS in case you need to reprogram it ASUS A7N8X X Motherboard 2 3 6 f 8 2 4 The program asks to save the previous BIOS to a separate file Type a file name for the old bios and then press lt Y gt The AWDFLASH program backs up the file E LI E 8 7 MOT TV ay es f El elo Y FOT n iadla nrorc e H NOA A ad e ES y x Due Dael OCI QAT DP CLIL lr ids h ype FRG Pm4 9 Lua LPL mu aud 762 bin Press V to Program or N to Exit AWDFLASH proceeds to check the new BIOS file and asks the user to program flash the new BIOS file to the motherboard AR 12 9AND Vor LI LUUL MC Pm 9FLODAT LPC FHH Name to Pri gram aw0 702 bin Checksum DAD6H Press V to Program or N to Exit Type Y and Press Enter to flash the new Bios file NOTE Do not shut off system power or unplug the supply during the flash process ET oso E EDU m oc et seg var I ee rOr NYIGIA TNFOPrcCe NHINOAT ag oe 2 IB Fa nr fori ETEN a E BIA T Ru Flash lype PMC Pm 9FL 684 LPC FMH Maud 702 bin nore i UH E SIS No Update Write Fail i T Arr I 299 9 ben a apep a d TIG OIL grigi A UV Chapter 2 BIOS Setup 9 The BIOS flashes and displays the results Press F1 to restart rn ay ug no I AP L PT ET ED UH II Gor 13 2004 T iT IDE CLu yj
3. Configuration options Disabled Enabled Power On By PS 2 Keyboard Disabled This parameter allows you to use specific keys on the keyboard to turn on the system This feature requires an ATX power supply that provides at least 1A on the 5VSB lead Configuration options Disabled Any KEY Power Key 2 4 5 PnP PCI Configurations Resources Controlled By Resources Controlled By Auto ESCD This field sets control over the IRQ resources by the automatic ESCD system or manual assignment of IRQ channels The default enables automatic ESCD control Configuration options Auto ESCD Manual PCI VGA Palette Snoop Disabled This field enables the PCI VGA palette snoop This feature is disabled by default Configuration options Enabled Disabled 2 22 Chapter 2 BIOS Setup 2 0 Security Menu The BIOS Setup program permits two different passwords to control access to the BIOS during system startup a Supervisor password and a User password Passwords are not case sensitive meaning passwords can be typed in either uppercase or lowercase letters The table below describes the authority level when setting Supervisor or User Password TABLE 2 5 1 Supervisor User Set Password A password is required for A password is required for booting and entering into the booting and entering into CMOS setup and all items can the CMOS setup and only be modified Date and Time could be modified All other items in th
4. Disabling the game port makes the port unavailable Configuration options Disabled 201 209 Onboard MIDI I O 330 This field sets the address of the MIDI I O port to 330 by default Configuration options Disabled 330 300 Onboard MIDI IRQ 5 This field sets the address of the MIDI IRQ Configuration options 5 10 2 4 4 Power Management Setup ACPI Suspend to RAH ACPI Suspend to RAM Disabled This field enables or disables suspension to RAM Configuration options Enabled Disabled 2 20 Chapter 2 BIOS Setup Video Off Method DPMS Support This field defines video off features The DPMS support option Display Power Management System permits the BIOS to control the video display card if it supports the DPMS feature Blank Screen option blanks the screen use blank screen for monitors without power management or green features V H SYNC Blank blanks the screen and turns off vertical and horizontal scanning Configuration options Blank screen V H SYNC Blank DPMS Support HDD Down In Suspend Disabled This field sets whether or not the HDD is automatically shut down in suspend mode The default disables power to the HDD in suspend mode Configuration options Enabled Disabled PWR button lt 4 Secs Suspend This field sets the delay after which the system powers off after depressing the external case mounted power button The default setting powers off the system instantly Configu
5. 3 it sets support for FSB 200 only CPU_FSB 1 2 2 3 FSB400 333 266 FSB200 Default A7N8X X CPU FSB Jumper Setting 1 10 Chapter 1 Motherboard Information 3 Clear RTC RAM CLRTC1 optional 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 A 2 3 Turn OFF the computer and unplug the power cord Remove the battery Move the jumper caps from 1 2 to 2 3 momentarily Replace the jumper cap to the original position 1 2 Re install the battery Plug the power cord and turn ON the computer Hold down the lt Del gt key during the boot process and enter BIOS setup to re enter data CLRTC1 1 2 23 D C Normal Clear CMOS Default A7N8X X Clear RTC RAM 4 Keyboard power 3 pin KBPWR1 This jumper allows you to enable or disable the keyboard wake up feature Set this jumper to pins 2 3 5VSB if you wish to wake up the computer when you press a key on the keyboard the default value is Disabled This feature requires an ATX power supply that can supply at least 1A on the 5VSB lead and a corresponding setting in the BIOS see section 2 5 1 Power Up Control KBPWH 1 12 2 3 El DER 5V 5VSB Default A7N8X X Keyboard Power Setting ASUS A7N8X X Motherboard 1 11 110 Connectors This section describes and illustrates the connectors on the mo
6. 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 NO M C V Safety A8 9 T4300 EP TT vi ASUS contact diasj nge up viii A7N8X X specifications summary eeeeeeeeeeenne IX Chapter 1 Motherboard Info el VA 1 2 1 2 FETE essione ae 1 2 1 3 Motherboard components eeseeeeee 1 3 1 4 Motherboard layout reg 1 6 1 5 Before you proceed rrrrrnnnnrrrrvrrrrrrrrrnnnrnrrvrrrrssnrrrnnnnrrnnnennn 1 7 1 6 Central Processing Unit CPU 1 7 1 7 System Memory JE 1 8 1 7 1 Installing a DIMM e 1 8 EPA 1 8 1 8 1 Configuring an expansion card 1 8 1 8 2 Standard Interrupt Assignments 1 9 1 8 3 AGP SIT vo cessenssevkixeniibvxR kae bPetcontevv ues me vr xir iade 1 9 LI JUMPE EE EE 1 10 1 10 Er 1 12 Chapter 2 BIOS Information 2 1 Managing and updating your BIOS 2 2 2 1 1 Using the computer system for the first time 2 2
7. BIOS to reset data configurations and to automatically configure the system along with PCI VGA properties IRQ resources are accessed from this menu To access the menu bar items press the up and down arrow keys and then press lt enter gt to view the desired menu ASUS A7N8X X Motherboard 2 13 2 4 1 Advanced BIOS Features Boot Virus Boot Virus Detection Disabled This field disables boot virus protection by default Configuration options Enabled Disabled CPU Level 1 Level 2 Cache Enabled These fields enables the CPU levels 1 and 2 cache by default Configuration options Enabled Disabled Quick Power On Self Test Enabled This field enables the power on test Configuration options Enabled Disabled First Boot Device Floppy This field sets the priority of the first boot device by default the system boots up on the floppy diskette drive Configuration options Floppy LS120 HDD 0 HDD 1 HDD 2 HDD 3 SCSI CDROM ZIP100 LAN Disabled Second Boot Device HDD 0 This field sets the priority of the second boot device by default the system boots up on the hard disk driver if the floppy drive is not present Configuration options Floppy LS120 HDD 0 HDD 1 IHDD 2 HDD 3 SCSI CDROM ZIP 100 LAN Disabled Third Boot Device LS120 This field sets the priority of the third boot device by default the system boots up on the LS120 if the flopyy and hard disk drive are no
8. CD1 AUX1 MODEM1 These connectors allow you to receive stereo audio input from sound sources such as a CD ROM TV tuner MPEG card or modem MODEM CD Black AUX1 White 8 3 Left Audio Channel 3 Ground Ground Modem Out Ground Ground Left Audio Channel Modem In Right Audio Channel Right Audio Channel A7N8X X Internal Audio Connectors 12 Power Supply Thermal Sensor 2 pin PWRTMP1 This header supports a thermal sensor for the power supply PWRTIMP1 PWRTMP f Ground A7N8X X Power Supply Thermal Connector 13 Serial Port 2 connector 10 1 pin COM2 optional This connector accomodates 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 A7N8X X Serial COM2 Bracket f ASUS A7N8X X Motherboard 1 17 14 Digital Audio Connector 6 pin SPDIF1 optional This connector is for optional S PDIF audio module that allows digital instead of analog sound input and output A7N8X X Digital Audio Connector 5 0 When you input sound for S PDIF IN the LINE OUT will output the sound Mute LINE OUT to impede sound output from S PDIF IN 15 Infrared Module connector 10 1 or 10 2 pin IR CON1 optional These connectors support an optional wireless transmitting and receiving infrared module The module mounts to a small opening on the syst
9. Industry standard PCI 2 2 USB 1 1 2 0 Manageability DMI 2 0 WOL WOR Chassis Intrusion SM Bus Support CD contents Device drivers ASUS PC Probe Trend Micro PC cillin 2002 anti virus software ASUS LiveUpdate Utility Accessories User s manual Support CD 1 x UItraDMA 133 100 66 cable FDD cable 9 pin COM cable optional 2 port USB Game port bracket optional I O shield Form Factor ATX form factor 12 in x 9 6 in Specifications are subject to change without notice This chapter gives information about the ASUS A N8X X motherboard that came with the system This chapter includes the motherboard layout jumper settings and connector locations ASUS A7N8X X Motherboard O tia re pu 9 O Q p D am sjon O 1 1 1 2 11 Welcome Thank you for buying the ASUS A7N8X X motherboard The ASUS A7N8X X motherboard is loaded with the most advanced technologies to deliver the maximum performance for socket A processors This motherboard is loaded with value added features for guaranteed consumer satisfaction Unique ASUS features such as ASUS C O P ASUS Q Fan Technology and more are included to ensure the best user experience and value in a motherboard For future upgrades or system reconfiguration this chapter provides technical information about the motherboard Before you start installing the motherboard and hardware devices on it check the items in your package with the list below
10. SECURITY Use this menu to set the Supervisor and User passwords HARDWARE Monitor the status of vital components including voltages and fan speeds EXIT Use this menu to exit the current menu or to exit the Setup MONITOR program To access the menu bar items press the right or left arrow key on the keyboard until the desired item is highlighted 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 F1 Displays the General Help screen Esc 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 Page Down and minus Scrolls backward through the values for the highlighted field Page Up and plus scrolls forward through the values for the highlighted field Enter Brings up a selection menu for the highlighted field lt F10 gt Saves changes and Exit ASUS A7N8X X Motherboard 2 7 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 F1 or the Alt H combination The General Help screen lists the legend keys and thei
11. TE Exe em Socket 462 Tr rr DDR DIMMS 64 72 bit 184 pin module Ell CL RTC1 Monitor 9 ATX Power Connector FLOPPY1 PRI IDE1 SEC IDE1 COM2 USB56 ae ERA a GAME1 IR_CON1 H IDELED1 CTRL_PANEL1 30 5cm 12 0in 1o Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings Yoo 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 Hold components by the edges to avoid touching the ICs on them 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 remove 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 16 Central Processing Unit CPU The motherboard provides a Socket A 462 for CPU installation AMD processors offer gigahertz speeds to support all the latest computing platforms and applications The A7N8X X supports Athlon XP processors with QuantiSpeed data processing large data caches 3D enhancements and 400 333 266Mhz bus s
12. following sub sections describe the slots and the expansion cards that they support 1 8 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 1 8 Chapter 1 Motherboard Information 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 1 8 2 Standard Interrupt Assignments IRQ Standard Function v System Timer 1 Keyboard Controller 2 Programmable Interrupt Controller d USB Universal Host Controller 4 Communications Port COM1 gt Onboard Audio 6 Standard Floppy Disk Controller 7 Printer Port LPT1 8 System CMOS Real Time Clock 9 Onboard LAN 10 USB Universal Host Controller 11 External AGP card 12 PS 2 Compatible Mouse Port 19 Numeric Data Processor 14 Primary Ultra ATA Controller 15 Secondary Ultra ATA Controller These IRQs are usually available for ISA or PCI devices IRQ assignments for this motherboard A B C D PCI slot 1 shared PCI slot 2 used PCI slot 3 used PCI slot 4 used PCI slot 5 shared 1 8 3 AQP slot This motherboard has an Accelerated Graphics Port AGP slot that supports 1 5V AGP 8X cards Note the notches o
13. for CPU FSB parameters usage Select Aggressive if you want to use overclocked CPU FSB parameters Otherwise the default value is Optimal where it uses the most stable CPU FSB parameters Configuration options Optimal Aggressive Memory Frequency By SPD This field sets the type of memory frequency based on the type of DDR Double Date Rate memory module installed Resulting frequency can vary depending on percentage setting which is multiplied by the FSB frgequency Normally the default by SPD permits autodetection Configuration options By SPD 50 60 66 75 80 83 Sync 120 125 133 150 1 66 200 Resulting Frequency This field displays the resulting memory frequency Memory Timing Optimal This field permits change of memory timing mode for system performance When set to User Defined the next four fields can be set manually Set to Aggressive for higher performance Use default Optimal to use most stable settings Configuration options Optimal Aggressive User Defined SDRAM Active Precharge Delay 7 Row active delay SDRAM RAS to CAS Delay 1 RAS to CAS This item controls the latency between the SDRAM Active command to the SDRAM 2 16 Chapter 2 BIOS Setup SDRAM RAS Precharge Delay 1 Row precharge delay SDRAM CAS Latency 2 5T This field sets the override clock cycle for the latency time between the SDRAM read command and the moment that the data actuall
14. will detect the HDD and then open access to both the IDE Primary Master and Access Mode fields IDE Primary Master Slave Auto Select Auto to automatically detect an IDE hard disk drive If automatic detection is successful the setup BIOS automatically fills in the correct values for the remaining fields on this sub menu If automatic detection fails this may be because the hard disk drive is too old or too new If the hard disk was already formatted on a previous system the setup BIOS may detect incorrect parameters In these cases select Manual to manually enter the IDE hard disk drive parameters See Access Mode below and refer to the next page for more details If no drive is installed or if you are removing a drive and not replacing it select None Configuration options None Auto Manual Access Mode Auto The default Auto automatically detects an IDE hard disk drive Select CHS in coordination with the Manual setting of the IDE Primary Master in order to enter the Hard Disk Drive values manually S Before attempting to configure a hard disk drive make sure you have the s correct configuration information supplied by the drive manufacturer Incorrect settings may cause the system to fail to recognize the installed hard disk 2 10 Chapter 2 BIOS Setup Manual amp CHS Settings Access Mode Manually enter the number of cylinders heads and sectors per track for the drive Refer to the drive document
15. 2 1 2 Updating BIOS procedures 2 3 2 2 BIOS Setup program urrnrrrrnrnnrrrrnnsnrvrrnnnnrvrnnranrnssnrnrrnsnennne 2 6 2 2 1 POST 2 7 2 2 2 Legend b EN 2 7 25 EN 2 9 2 3 1 Primary Master Slave ssssss 2 10 2 3 2 Secondary Master Slave 2 12 2 4 Advanced Menu ven 2 13 2 4 1 Advanced BIOS Features 2 14 2 4 2 Advanced Chipset Features 2 15 2 4 3 Integrated Peripherals 2 18 2 4 4 Power Management Setup 2 20 2 45 PnP PCI Configurations 2 22 2 5 Security Menu rrrrrnrrrrrrravrrrrrrnrrnerrnnrvessrnnrvesrsnnrnessrnrnneennr 2 23 2 6 Hardware Monitor Menu rrnrorrrnnnnnnnnrvrrnnnrnnnnrvnnrnnnnnnnnn 2 24 2 gt ET 2 26 Chapter 3 Starting Up 3 1 Install an operating system sese 3 2 3 2 Support CD InforffiallOUL useusoistextimisnegnid datiuo a ianiicu 3 2 3 2 1 Running the support CD 3 2 322 NNN 3 3 3 2 3 Utilities Menu ae 3 3 3 2 4 ASUS Contact Information sessssssse 3 4 Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions his device
16. 774 9714 283 1775 www ASUSarabia com AINGK K specifications summary CPU Chipset Front Side Bus FSB Memory Expansion slots IDE Audio LAN Special Features Back Panel I O Ports Internal I O Connectors Socket A for AMD Duron Athlon Athlon XP 3200 or higher 400 333 MHz FSB Support Northbridge NVIDIA nForce2 400 Southbridge NVIDIA nForce2 MCP 400 333 266 200Mhz 3 x 184 pin DDR DIMM Sockets Max 3 GB unbuffered PC3200 2700 2100 1600 non ECC DDR RAM memory Visit ASUS website for latest qualified DDR400 module list 5 x PCI 1 x AGP 8X 1 5V only 2 X UltraDMA 133 100 66 33 Realtek ALC650 6CH with built in HP amplifier 1 Port MCP integrated NVIDIA MAC Realtek 8201BL PHY ASUS Q Fan Technology ASUS C O P CPU Overheating Protection Power Loss Restart CPU Throttle Support S PDIF in out optional 1 x Parallel 1 x Serial 1 x PS 2 Keyboard 1 x PS 2 Mouse 1 x RJ45 port 1 x Audio I O 4 x USB 2 0 1 x USB 2 0 connector supports additional 2 USB 2 0 ports optional Game connector optional CPU Power Chassis FAN connectors 20 pin ATX Power connector IDE LED connector Power LED connector Chassis Intrusion SIR Headphone optional Front MIC optional CD AUX Modem audio in Front Panel Audio connector optional continued on the next page AINGK K specifications summary BIOS features 2Mb Flash ROM Award BIOS TCAV PnP DMI2 0 DMI Green
17. LEL ZFYER av 702 bin Flashing Complete Press lt F1 gt to Continue Updating BIOS via Bootable Floppy Disk 1 Boot from the floppy disk 2 Atthe A prompt type C and then press lt Enter gt 3 At the C prompt type AWDFLASH e BIOSFILE and then Enter For example AWDFLASH e aw0702 bin The AWDFLASH screen appears and the BIOS file appears in the space File Name to Program 4 Type the name of the new BIOS file for example W0702 BIN then press Enter The program asks if you want to save the previous BIOS Select Y since it is advisable to back up the original BIOS in case you need to reprogram it 5 Follow steps 6 to 9 in 2 1 2 1 Updating BIOS via Built in Award BIOS Flash Utility ASUS A7N8X X Motherboard 2 5 2 6 2 2 BIOS Setup program This motherboard supports a programmable FLASH ROM that you can update using the provided utility described in section 2 1 Managing and updating your BIOS 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
18. O The contents of the support CD are subject to change at any time ma without notice Visit the ASUS website for updates 3 2 1 Running the support CD To begin using the support CD simply insert the CD into your CD ROM drive The CD automatically displays the Drivers menu if Autorun is enabled in your computer ES ASUS A7N amp X X motherboard support CD for Windows 98 Drivers Utilities Contact Drivers lease select items on the right e Click an item to install Click an icon to display more information If 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 Starting Up 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 NVIDIA nForce Driver This item installs the NVIDIA nForce set of drivers QFE Drivers Click this item to load the installation wizard and install the Win98 QFE drivers USB 2 0 Driver This item installs the Universal Serial Bus 2 0 USB 2 0 driver a m Some menu items appear only to specific operating system versions f 3 2 3 Utilities menu The Utilities menu shows the applications and other software that the motherboard supports Utilities lease select items on the right ASUS PC Probe Install utili
19. PJEOGBYION E1461 Revised Edition V2 October 2003 Copyright 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 AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE
20. S Setup 2 3 Main Menu When you enter the Setup program the following screen appears System Date System Date mm dd yy 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 2084 Use the Tab or Shift Tab keys to move between the month day and year fields System Time hh mm ss 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 Tab or Shift Tab keys to move between the hour minute and second fields Legacy Diskette A 1 44M 3 5 in Sets the type of floppy drive installed Configuration options None 360K 5 25 in 1 2M 5 25 in 720K 3 5 in 1 44M 3 5 in 2 88M 3 5 in Halt On All Errors This field sets the system to halt on errors according to the system functions specified in each option Configuration options All Errors No Errors All But Keyboard All But Diskette All But Disk Key ASUS A7N8X X Motherboard 2 9 2 3 1 Primary Master Slave IDE HDD Auto Detection IDE HDD Auto Detection Press Enter Press enter to automatically detect an IDE hard disk drive if the hard drive is not already detected In cases of undetected HDDs pressing enter
21. acheable Disabled by default Configuration options Enabled Disabled ASUS A7N8X X Motherboard 2 17 Video RAM Cacheable Disabled This field establishes whether or not the video RAM is cacheable Disabled by default Configuration options Enabled Disabled DDR Reference Voltage 2 6V This field sets the voltage limits for the voltage supplied to the DDR memory Note that increasing voltage to the DDR can cause premature failure of system components Configuration options 2 6 V 2 7V 2 8 V AGP VDDQ Voltage 1 5V This field sets the voltage limits for the voltage supplied to the AGP controller Note that increasing voltage to the AGP controller can cause premature failure of system components Configuration options 1 5V 1 6V 1 7 V AGP 8X Support Enabled This field enables or disables the AGP 8X support Configuration options Disable Enable AGP Fast Write Capability Enabled This field enables or disables the AGP Fastwrite function Configuration options Disable Enable 2 4 3 Integrated Peripherals Primary V6R BIOS Onboard MIDI IRQ Scroll down to view all items on the menu Primary VGA BIOS PCI VGA Card This field sets the priority for the display of VGA signals Change from the PCI VGA Cardt default to AGP VGA Card if using an AGP card Configuration options PCI VGA Card AGP VGA Card 2 18 Chapter 2 BIOS Setup USB Controllers V1 1 V2 0 This field sets the
22. ation This item is required to be set when the Q Fan Control field is Enabled Configuration options 10 15 11 15 12 15 13 15 14 15 Full Speed Speed Up Down Response Time 4 Sec 8 Sec This item indicates the time period before the fan speeds adjust to the vale set in the Fan Speed Ratio field This item is required to be set when the Q Fan Control field is Enabled Configuration options 1 Sec 2 Sec 2 Sec 4 Sec 3 Sec 6 Sec 4 Sec 8 Sec ASUS A7N8X X Motherboard 2 25 2 Exit Menu Exit amp Save Changes Exit amp Save Changes Choose this option from the Exit menu to ensure the selected values are saved to the CMOS RAM When selecting this option a confirmation window appears Select Yes to save changes and exit The CMOS RAM is sustained by an onboard backup battery and stays on even when the PC is turned off OG If attempting to exit the Setup program without saving changes the program d prompts with a message asking if you want to save your changes before exiting E Pressing lt Enter gt saves 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 Load Setup Defaults This option allows you to load the default values for each of the parameters on the Setup menus Wh
23. ation or on the drive label for this information Te After entering the IDE hard disk drive information into BIOS use a disk utility J 2 such as FDISK to partition and format new IDE hard disk drives This is Ll necessary so that you can write or read data from the hard disk Make sure to set the partition of the Primary IDE hard disk drives to active After making your selections on this sub menu press the Esc key to return to the Main menu When the Main menu appears the hard disk drive field displays the size for the hard disk drive that you configured Access Mode Auto oelect the hard disk drive type in this field When Logical Block Addressing LBA is enabled the 28 bit addressing of the hard drive is used without regard for cylinders heads or sectors Note that LBA Mode is necessary for drives with more than 504MB storage capacity Select CHS to make manual entries for configuring the fields below Configuration options CHS LBA Large Auto Cylinders This field configures the number of cylinders Refer to the drive documentation to determine the correct value To make changes to this field set the DE Primary Master field to Manual and the Access Mode to CHS Head This field configures the number of read write heads Refer to the drive documentation to determine the correct value To make changes to this field set the DE Primary Master field to Manual and the Access Mode to CHS Precomp This
24. battery NOTE See section 1 9 Jumpers for more information about how to erase the RTC RAM 2 6 Hardware Monitor Menu The Harware Monitor menu displays all vital system statistics Q Fan Control 2 24 Chapter 2 BIOS Setup MB CPU Temperature xx C xx F The onboard hardware monitor automatically detects the MB motherboard and CPU temperatures VCORE Voltage 3 3V Voltage 5V Voltage 12V Voltage The onboard hardware monitor automatically detects the voltage output through the voltage regulators CPU Fan Speed xxxx RPM or 0 RPM CHASSIS Fan Speed xxxx RPM or 0 RPM POWER Fan Speed xxxx RPM or 0 RPM The onboard hardware monitor automatically detects the CPU power and chassis fan speeds and displays the fan speeds in revolutions per minute RPM If any of the fans is not connected to the fan connectors on the motherboard the specific field will show N A Q Fan Control Disabled This field allows you to enable or disable the ASUS Q Fan feature that smartly adjusts the fan speeds for more efficient system operation When this field is set to Enabled set the appropriate Fan Speed Ratio and Speed Up Down Response Time Configuration options Disabled Enabled Fan Speed Ratio 10 15 This item allows you to select the appropriate fan speed ratio for the system The default 10 15 is the minimum fan speed ratio Select a higher ratio if you installed additional devices and the system requires more ventil
25. connectors on the back panel are inadequate one USB header is available for four additional USB port connectors Connect a 2 port USB connector set to a USB header and mount the USB bracket to an open slot in the chassis A7N8X X USB 2 0 Header 5 GAME MIDI connector 16 1 pin GAME1 optional This connector supports a GAME MIDI module If your package came with the optional USB 2 0 GAME module connect 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 A7N8X X Game Connector 1 14 Chapter 1 Motherboard Information 6 CPUand Chassis Fan Connectors 3 pin CPU FAN1 CHA FAN1 The fan connectors support cooling fans of 350mA 740mA 8 88W max or a total of 1A 2 22A 26 64W max at amp 12V 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 FAN1 Rotation 12V GND A7N8X X 12 Volt Cooling Fan Power y 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 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 s
26. ct 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 vil viii ASUS contact information ASUSTeK COMPUTER INC Asia Pacific Address General Tel General Fax Web Site Technical Support MB Others Tel Notebook Tel Desktop Server Tel Support Fax 150 Li Te Road Peitou Taipei Taiwan 112 1886 2 2894 3447 1886 2 2894 3449 www asus com tw 886 2 2890 7121 English 886 2 2890 7122 English 886 2 2890 7123 English 886 2 2890 7698 ASUS COMPUTER INTERNATIONAL America Address General Fax General Email Web Site Technical Support Support Fax General Support Notebook Support Support Email 44370 Nobel Drive Fremont CA 94538 USA 1 502 933 8713 tmd1 asus com usa asus com 1 502 933 8713 1 502 995 0883 1 510 739 3777 x5110 tsd asus com ASUS COMPUTER GmbH Germany and Austria Address General Email General Fax Web Site Technical Support Components Notebook PC Support Fax Support Email Harkortstr 25 40880 Ratingen BRD Germany Sales asuscom de for marketing requests only 49 2102 9599 31 www asuscom de 49 2102 9599 0 49 2102 9599 10 49 2102 9599 11 www asuscom de support for online support ASUSTeK COMPUTER Middle East and North Africa Address General Tel General Fax Web Site P O Box 64133 Dubai U A E 9714 283 1
27. e CMOS are displayed only password is required to password is required to enter into the CMOS and enter into the CMOS and items can be modified only Date and Time could be modified All other items in the CMOS are displayed only TABLE 4 5 2 User Set Password only A password is required for booting and entering into the CMOS setup and all items can be modified A password is required to enter into the CMOS setup and all items can be modified ASUS A7N8X X Motherboard 2 23 Security Option Security Option Setup This field sets the security options The default enables the setup option for security Configuration options Setup System Set Supervisor Password Set User Password To set a password highlight the appropriate field and press Enter Type in a password then press Enter You can type up to eight alphanumeric characters symbols and other characters are not useable To confirm the password type the password again and press Enter The password is now set to Enabled This password permits full access to the BIOS Setup menus To clear the password highlight this field and press Enter The same dialog box as above appears Press Enter The password is set to Disabled Forgot the password If you forget a password you can clear it by erasing the CMOS Real Time Clock RTC RAM The RAM data containing the password information is powered by the onboard button cell
28. e last four numbers of the code displayed on the upper left hand corner of your screen during bootup Larger numbers represent a newer BIOS file 1 Type FORMAT A S at the DOS prompt to create a bootable system disk DO NOT copy AUTOEXEC BAT and CONFIG SYS to the disk 2 Type COPY DASOFTWAREWAWDFLASHWAWDFLASH EXE A assuming D is your CD ROM drive to copy AWDFLASH EXE to the boot disk you created ONG AWDFLASH works only in DOS mode It does not work in the DOS prompt qui within Windows and does not work with certain memory drivers that may be _ loaded when you boot from the hard drive It is recommended that you reboot using a floppy disk in order to open DOS mode 3 Reboot the computer from the floppy disk To use AWDFLASH EXE must be operated from the ROOT directory Therefore copy the AWDFLASH EXE program and the NEW BIOS file to the root directory on the hard disk drive for example type COPY A AWDFLASH EXE C V and COPY A BIOSNAME BIN C 3 If you encounter problems while updating the new BIOS DO NOT turn off the system because this may cause boot problems Just repeat the process and if mn the problem persists load the original BIOS file you saved to the boot disk or try to clear the CMOS memory see section 1 7 Jumpers If the Flash Memory Writer utility is not able to successfully update a complete BIOS file the system may not boot If this happens call the ASUS service center for support 2 2 Chap
29. em chassis that support this feature You must also configure the UART2 Use As parameter in BIOS to set UART2 for use with IR Use the ten pins as shown in Back View and connect a ribbon cable from the module to the motherboard SIR connector according to the pin definitions IR CON1 Standard Infrared SIR Front View Back View T IRTX SIR CIR NC GND l l 5V mi NC f IRRX CIRRX f GND uils 5VSB A7N8X X Infrared Connector 1 18 Chapter 1 Motherboard Information 16 System panel connector 20 pin PANEL1 This connector accommodates several system front panel functions Keyboard Lock Power LED peaker on S Connector Ck Q LL l a xtSMl ta Keylo Ground a Ground Ground t Speake E ATX Power SMI Lead Switch Requires an ATX power supply A7N8X X System 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 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 syste
30. en you select this option 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 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 Save Changes This option saves your selections without exiting the Setup program You can then return to other menus and make further changes After you select this option a confirmation window appears Select Yes to save any changes to the non volatile RAM 2 26 Chapter 2 BIOS Setup This chapter helps you power up your system and install drivers and utilities that came with the support CD ASUS A7N8X X Motherboard 3 1 3 1 Install an operating system This motherboard supports Windows 98SE ME NT 2000 XP operating system OS Always install the latest OS version and corresponding updates so you can maximize the features of your hardware Because motherboard settings and hardware options vary use the setup procedures 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 N
31. field displays the precompressed volumes on the hard disk if any in MB ASUS A7N8X X Motherboard 2 11 Landing Zone This field displays the drive s maximum useable capacity as calculated by the BIOS based on the drive information you entered Sector This field configures the number of sectors per track Refer to the drive documentation to determine the correct value To make changes to this field set the Type field to User Type HDD and the Translation Method field to Manual 2 3 2 Secondary Master Slave IDE HDD Auto Detection IDE HDD Auto Detection Press Enter Press enter to automatically detect an IDE hard disk drive if the hard drive is not already detected In cases of undetected HDDs pressing enter will detect the HDD and then open access to both the IDE Primary Master and Access Mode fields IDE Secondary Master Slave Auto Select Auto to automatically detect an IDE hard disk drive If automatic detection is successful the setup BIOS automatically fills in the correct values for the remaining fields on this sub menu If automatic detection fails this may be because the hard disk drive is too old or too new If the hard disk was already formatted on a previous system the setup BIOS may detect incorrect parameters In these cases select Manual to manually enter the IDE hard disk drive parameters See Access Mode below and refer to the next page for more details If no drive is installed or if you are removi
32. hat 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 If 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 manual L Sa WARNING DANGER Information to prevent injury to yourself when trying to complete a task CAUTION Information to prevent damage to the components when trying to complete a task 6 mn S IMPORTANT Information that you MUST follow to complete a y task E Qr NOTE Tips and additional information to aid in completing a task er 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 The ASUS websites are listed in the ASUS Contact Information on page viii 2 Optional Documentation Your produ
33. his 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 FLOPPY 1 NOTE Orient the red markings on the floppy ribbon cable to PIN 1 al PIN 1 A7N8X X Floppy Disk Drive Connector 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 orientation Find the proper orientation and push down firmly until the connectors completely fit ATXPWR1 12 0VDC z 3 3VDC COM PS ON z COM COM COM 5 0VDC 5 0VDC 5 0VDC z 3 3VDC z 3 3VDC COM 28 5 0VDC COM z 5 0VDC COM PWR OK 45VSB z9 12 0 VDC A7N8X X ATX Power Connector Wero 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 ASUS A7N8X X Motherboard 1 13 4 USB header 10 1 pin USB56 optional If the USB 2 0 port
34. ities UART2 can also be directed from COM2 to the Infrared Module for wireless connections The Super I O controller supports a floppy disk drive PS 2 keyboard and PS 2 mouse COM2 Header This 9 pin connects to a COM port GAME port header This header connects to a GAME port module ASUS ASIC This chip performs multiple system functions that include hardware and system voltage monitoring among others Chapter 1 Motherboard Information m N Onboard LED This onboard LED lights up if there is a standby power on the motherboard This LED acts as a reminder to turn off the system power before plugging or unplugging devices PCI slots These 32 bit PCI 2 2 expansion slots support bus master PCI cards like SCSI or LAN cards with 133MB s maximum output S PDIF connector This header connects to the S PDIF bracket optional Audio CODEC The Realtek 6 channel CODEC is an AC 97 compliant audio CODEC designed for PC multimedia systems LAN chip The MCP integrated NVIDIA MAC Realtek 8201BL PHY Fast Ethernet controller allows connection to a Local Area Network LAN through a network hub AGP Slot This Accelerated Graphics Port AGP slot only supports 1 5V AGP 8X mode graphics cards for 3D graphical applications 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 NVIDIA LAN 10 100 Mbps fast ethe
35. l items on the menu CPU External Frequency MHz 100MHz This field sets the external frequency ratio of the CPU The system normally auto detects the frequency capability based on the type of CPU installed The Front Side Bus FSB is equal to 2 times this field value Frequency ranges are adjustable in increments of 1 2 3 and or 5 MHz Configuration options 100 MHz 200 MHz 204 MHz 207 MHz 211 MHz 300 MHz ASUS A7N8X X Motherboard 2 15 CPU Frequency Multiple Setting Auto This field sets the frequency multiple between the CPU s internal frequency CPU speed and external frequency Set this field in conjunction with CPU Frequency MHz to match the speed of the CPU CPU Frequency Multiple 5 0x This field is available to unlocked processors only For unlocked processors this field sets the frequency multiple between the CPU s internal frequency CPU speed and the external frequency Configuration options 5 0x 5 5x 11 5 12 0 12 5x 13 0x System Performance Optimal This field permits change of mode for system performance When set to Optimal the system uses the most stable settings When you want to use overclocked settings for higher performance but with higher risk of instability set to Aggressive and to allow full customization of performance options set to User Defined Configuration options Optimal Aggressive User Defined CPU Interface Optimal This field sets the mode
36. m 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 ASUS A7N8X X Motherboard 1 19 1 20 Chapter 1 Motherboard Information This chapter gives information about the ASUS A7N8X X Basic Input Output System BIOS This chapter includes updating the BIOS using the ASUS AFLASH BIOS that is bundled with the support CD C Q me Q lame ep mM ASUS A7N8X X Motherboard 2 1 21 Managing and updating your BIOS 2 1 1 Using the computer system for the first time It is recommended that you save a copy of the original motherboard BIOS along with a Flash Memory Writer utility AWDFLASH EXE to a bootable floppy disk in case you need to reinstall the BIOS later AWDFLASH EXE is a Flash Memory Writer utility that updates the BIOS by uploading a new BIOS file to the programmable flash ROM on the motherboard This file works only in DOS mode To determine the BIOS version of your motherboard check th
37. may not cause harmful interference and his 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 e Heorient or relocate the receiving antenna Increase 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 e Consult the dealer or an experienced radio TV technician for help L SE The use of shielded cables for connection of the monitor to the m graphics card is required to assure compliance with FCC regulations Changes or modifications to this unit not expressly approved by the party responsible fo
38. n the card golden fingers to ensure that they fit the AGP slot on your motherboard A7N8X X Accelerated Graphics Port AGP ASUS A7N8X X Motherboard 1 9 19 Jumpers This section describes and illustrates the jumpers on the motherboard 1 USB device wake up 3 pin USBPWR 12 USBPWR 34 USBPWR 56 oet 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 45V by default because not all computers have the appropriate power supply to support this feature The USBPWR 12 and USBPWR 34 jumpers are for the rear USB port USBPWR 56 is for the internal USB header that you can connect to the front USB ports ON 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 USBPWR 12 USBPWR 34 12 23 BE 5V 5VSB Default USBPWR_56 1 2 H 1 3 5V 5VSB Default A7N8X X USB Device Wake Up 2 Central Processing Unit FSB CPU_FSB This jumper when set to 1 2 pins default enable support for Front Side Bus 400 333 266 When set to pins 2
39. nd 2 7GB s for 333MHz DDR SDRAM ATX power connector This standard 20 pin connector connects to an ATX 12V power supply The power supply must have at least 1A on the 5V standby lead 5VSB 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 IDE Connectors These dual channel bus master IDE connectors support up to four Ultra DMA133 100 66 PIO Modes 3 amp 4 IDE devices Both the primary blue and secondary black connectors are slotted to prevent incorrect insertion of the IDE ribbon cable Flash ROM This 2Mb firmware contains the programmable BIOS program Refer to section 2 1 Managing and updating your BIOS on page 2 2 for more information South bridge controller Features the brand new nVidia nForce2 MCP integrated peripheral South Bridge controller operates at 800MB sec to communicate with the North Bridge for maximum bandwith required for PCI USB and support for Fast Ethernet devices The controller supports standard UltraDMA133 100 66 33 and separate data paths for each IDE channel are built in for up to two IDE devices The controller supports six USB ports one LAN port and is PCI rev2 2 compliant Super I O chipset ITE 118708 offers support for a variety of I O functions Provides two high speed UART compatible serial ports and one parallel port with EPP and ECP capabil
40. ng a drive and not replacing it select None Configuration options None Auto Manual Access Mode Auto The default Auto automatically detects an IDE hard disk drive Select CHS in coordination with the Manual setting of the DE Primary Master in order to enter the Hard Disk Drive values manually 9 Before attempting to configure a hard disk drive make sure you have the correct configuration information supplied by the drive manufacturer Incorrect settings may cause the system to fail to recognize the installed hard disk 2 12 Chapter 2 BIOS Setup 2 4 Advanced Menu Advanced BIOS Features Advanced menu items The Advanced menu accesses five important sub menus Advanced BIOS Features These fields set the functional properties of CPU caches as well as boot devices security and operational modes Advanced Chipset Features These fields set chipset and CPU functions including system and AGP caches boot devices memory settings voltages and frequencies Integrated Peripherals These fields set the functional properties of the IDE channels Master Slave PIOs USB IEEE 1394 audio network and modem support as well as serial game midi and parallel addresses Power Management Setup These fields set the functional properties of the ACPI system power management HDD power network wake up and power on options PnP PCI Configuration These fields set the capacity of the
41. peeds fe Do not use processors with core speeds of less than 1GHz on this zi motherboard CPU NOTCH TO INNER F CORNER zh il aay i LOK in uui lt LEVER EN aah ech rel a CPU NOTCH AMD CPU A7N8X X 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 ASUS A7N8X X Motherboard 1 7 1 7 System memory The motherboard has three Double Data Rate DDR DIMM sockets that supports up to 3GB non ECC PC3200 2700 2100 1600 DDR 104 Pins 80 Pins A7N8X X 184 Pin DDR DIMM Sockets Ner 1 DIMMs with more than 8 devices on each side of the module are E not supported 2 Make sure the memory frequency and bus frequency setting in the BIOS are the same or set to Auto ensure system stability 3 ADDR 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 4 Visit ASUS website www asus com for latest DDR400 Qualified Vendor List 1 7 1 Installing a DIMM 1 Unlock a DIMM socket by pressing 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 into place 18 Expansion slots The A7N8X X motherboard has six 6 expansion slots The
42. protocols for OnChip processing of USB outputs The default accomodates USB protocols 1 0 and 2 0 Configuration options Disabled V1 1 V2 0 V1 1 USB Legacy Keyboard Support Disabled This field sets support for USB keyboards The USB keyboard is disabled by default Enable this field to use a USB keyboard Configuration options Enabled Disabled USB Legacy Mouse Support Disabled This field sets support for USB keyboards The USB keyboard is disabled by default Enable this field to use a USB keyboard Configuration options Enabled Disabled Onboard AC97 Audio Controller Auto This field permits auto selection of AC97 audio codec processing by default Configuration options Auto Disabled Onboard AC97 Modem Controller Auto This field permits auto selection of AC97 modem support by default Configuration options Auto Disabled Onboard Lan nVIDIA Auto This field permits auto selection of MAC Lan nVidia support by default Configuration options Auto Disabled Floppy Disk Access Controller Enabled This field enables the FDA Controller by default Configuration options Enabled Disabled Onboard Serial Port 1 3F8 IRQ4 These fields set the addresses for onboard serial port 1 Serial Port 1 and Serial Port 2 must have different addresses Configuration options Disabled 3F8 IRQ4 2F8 IRQ3 SE8 IRQ4 2E8 IRQ3 Auto Onboard Serial Port 2 2F8 IRQ3 These fields set the addre
43. r 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 oeek professional assistance before using an adpater or extension cord These devices could interrupt 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 t
44. r corresponding functions Saving changes and exiting the Setup program See 4 7 Exit Menu for detailed information on saving changes and exiting the setup program Scroll bar 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 Homes to display the first page press End to go to the last page To exit the help window press Enter or Esc Sub menu Note that a right pointer symbol as shown on the Ec left appears to the left of certain fields This pointer AT TESTS 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 Enter The sub menu appears Use the legend keys to navigate and enter values within each sub menu as you would within a menu Use the Esc 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 While moving around through the Setup program note that explanations appear in the Item opecific Help window located to the right of each menu This window displays the help text for the currently highlighted field 2 8 Chapter 2 BIO
45. ration options Soft Off Suspend Power Up on PCI Device Enabled This field enables Wake On LAN from soft off mode The default disables this option Configuration options Enabled Disabled Wake Power Up On Ext Modem Disabled This field allows either settings of Enabled or Disabled for powering up the computer when the external modem receives a call while teh computer is in Soft off mode Configuration options Enabled Disabled Automatic Power Up Disabled This field sets to enable or disable the automatic power up When Enabled the Time hh mm ss of Alarm field is enabled for input Configuration options Enabled Disabled Time hh mm ss of Alarm 0 00 00 This field sets the time for automatic power up Enter the hour minute and second based on the 24 hour clock The Automatic Power Up field must be enabled to use this feature AC Power Loss Restart Disabled This allows you to set whether or not to reboot the system after power interruptions Disabled leaves your system off while Enabled reboots the system Previous State sets the system back to the state it was before the power interruption Configuration options Disabled Enabled Previous State ASUS A7N8X X Motherboard 2 21 Power On By PS 2 Mouse Disabled When set to Enabled 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
46. rnet controller this port allows connection to a Local Area Network LAN through a network hub Line In jack This Line In light blue jack connects a tape player or other audio sources Line Out jack This Line Out lime jack connects a headphone or a speaker Microphone jack This Mic pink jack connects a microphone USB 2 0 ports These two 4 pin Universal Serial Bus 2 0 USB 2 0 ports are available for connecting USB devices such as a mouse and PDA Serial ports This port connects to your serial mouse and other serial devices USB 2 0 ports These two 4 pin Universal Serial Bus 2 0 USB 2 0 ports are available for connecting USB devices such as a mouse and PDA PS 2 keyboard port This purple 6 pin connector is for a PS 2 keyboard ASUS A7N8X X Motherboard 1 5 14 Motherboard layout 24 5cm 9 641n PS 2 USB3 sss USBPWR 34 USB4 com tc o n l Lu lt lt n Ele USBPWR 12 nVidia nForce2 400 Chipset DDR DIMM1 64 72 bit 184 pin module m DDR DIMM2 64 72 bit 184 pin module CPU FSB Top Line In Center Line Out Below Mic In lona Fan Realtek RTL8201 Accelerated Graphics Port AGP CD1 HARAN PCI 1 nForce AUX1 MCP Chipset SPDIF1 PCI 2 ASUS A7NS8X X PCI 3 PCI 4 Emp onm PCI 5 Audio Codec CR2032 3V Lithium Cell CMOS Power PWRTMP1 sIs CHASSIS ELE 1 6 Chapter 1 Motherboard Information
47. sses for onboard serial port 2 Serial Port 1 and Serial Port 2 must have different addresses Configuration options Disabled 3F8 IRQ4 2F8 IRQ3 SE8 IRQ4 2E8 IRQ3 Auto UART use as COM Port This field selects the device assignment for UART2 mode The default is COM Port Select IR to activate the next field UR2 Duplex Mode Configuration options IR COM Port ASUS A7N8X X Motherboard 2 19 Onboard Parallel Port 378 IRQ7 This field sets the address of the onboard parallel port connector to 378 IRQ7 by default Disabling the port makes the parallel port unavailable Configuration options Disabled 378 IRQ7 278 1RQ5 3BC IRQ7 Parallel Port Mode SPP This field sets the operation mode of the parallel port The default SPP enables normal speed operation but in one direction only EPP enables bidirectional parallel port operation ECP enables the parallel port to operate in bidirectional DMA mode ECP EPP enables normal speed operation in a both ECP and EPP modes Select ECP to access the next field ECP Mode Use DMA Configuration options SPP EPP ECP ECP EPP ECP DMA Select 3 This field sets the parallel port DMA channel for the selected ECP mode The default setting is 3 This selection is available only if you select ECP or ECP EPP in Parallel Port Mode above Configuration options 1 3 Onboard Game Port 201 This field sets the address of the game port t0 201 by default
48. 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 Delete during the Power On Self Test POST to enter the Setup utility otherwise POST continues with its test routines If you wish to enter Setup after POST restart the system by pressing Ctrl lt Alt gt lt Delete gt or by pressing the reset button on the system chassis You can also restart by turning the system off and then back on Do this last option only if the first two failed 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 E Because the BIOS software is constantly being updated the following BIOS OO setup screens and descriptions are for reference purposes only and may not exactly match what you see on your screen Chapter 2 BIOS Setup 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 including BIOS Chipset Peripheral Power and PnP PCI configurations
49. t present Configuration options Floppy LS120 HDD 0 HDD 1 HDD 2 HDD 3 SCSI CDROM ZIP 100 LAN Disabled Boot Other Device Enabled By default this field enables the detection of other devices aside from the first three priority devices Configuration options Enabled Disabled Boot up Floppy Seek Enabled If enabled this field speeds up the Power On Self Test POST routine by skipping and retesting several times Configuration options Enabled Disabled 2 14 Chapter 2 BIOS Setup Boot up NumLock Status On This field sets the capability of the NumLock light key to display activate the system Configuration options On Off Gate A20 Option Fast This field sets the gate A20 rate The default is Fast Configuration options Normal Fast Typematic Rate Setting Disabled This field enables or disable permission to change the rate of keystroke registration and display By default the rate cannot be changed Change to Enabled to make settings in the nextt field Configuration options Enabled Disabled APIC Mode Enabled This field enables or disables the APIC mode Configuration options Enabled Disabled OS 2 Onboard Memory 64MB Disabled This field enables or disables the 64MB onboard memory set for OS 2 Configuration options Disabled Enabled 2 4 2 Advanced Chipset Features CPU External Freq MHz 6 MH AGP Past Write Capability Scroll down to view al
50. ter 2 BIOS Setup 2 1 2 Updating BIOS procedures y Update the BIOS only if you have problems with the motherboard and you are sure that the new BIOS revision will solve your problems Careless updating may create more problems 9 The Binary Input Output System BIOS can be updated using the built in Flash Memory Writer utility or using a bootable floppy disk with the executable Flash Memory Writer Utility AWDFLASH EXE The following sub sections explain the steps in flashing your BIOS Updating BIOS via Built in AwardBIOS Flash Utility 1 Download the latest BIOS file from the ASUS website see ASUS contact info on Page viii Save the copy to a floppy disk Te Write down the BIOS file name on a piece of paper You need to type the exact T BIOS file name at the Award BIOS Flash Utility 2 Reboot the computer 3 To use AwardBIOS Flash Utility press Alt lt F2 gt during POST to display the following screen L Fm 7FLUDBA4SI LFL FMWH TL Mia 0 702 bin Do Vou Want To Save Bios V N O10 The BIOS information in the above screen is for reference only what you see on your screen may not be exactly the same as shown 4 nsert the disk that contains the new BIOS file into the floppy drive You will receive the error message WARNING Device not ready if you proceed to step 5 without the disk in the drive 5 Type the name of the new BIOS file for example W0702 BIN then press Enter
51. therboard 1 f a L IDE connectors 40 1 pin PRI IDE1 SEC IDE1 This connector supports the provided UltraDMA 133 100 66 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 UltraDMA 133 100 66 slave device hard disk drive and the black connector to the UltraDMA 133 100 66 master device It is recommended that you connect non UltraDMA 133 100 66 devices to the secondary IDE connector If you install two hard disks you must configure the second drive as a slave device by setting its jumper accordingly Refer to the hard disk documentation for the jumper settings BIOS supports specific device bootup If you have more than two UltraDMA 133 100 66 devices purchase another UltraDMA 133 100 66 cable You may configure two hard disks to be both master devices with two ribbon cables one for the primary IDE connector and another for the secondary IDE connector 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 UltraDMA 133 100 66 IDE devices use an 80 conductor IDE cable NOTE Orient the red markings usually zigzag on the IDE ribbon cable to PIN 1 PRI IDE1 SEC IDE1 PIN 1 A7N8X X IDE Connectors Chapter 1 Motherboard Information 2 Floppy disk drive connector 34 1 pin FLOPPY1 T
52. ty that can monitor Fan Speed Voltage and CPU temperature ASUS Update Installs utility to download and update motherboard BIOS amp drivers Microsoft DirectX 8 1 Driver This item installs the Microsoft V8 1 driver ASUS A7N8X X Motherboard 3 3 3 4 PC CILLIN 2002 This item installs the PC cillin 2002 anti virus software ADOBE Acrobat Reader V5 0 This installs software for viewing files in Portable Document Format PDF ASUS Screen Saver This item installs the ASUS screen saver E Color 3Deep This item installs application to optimize 3D graphics output 3 2 4 ASUS Contact Information Clicking the ASUS Contact Information tab displays as stated You may also find this information on page vili of this user guide uS ASUS A7NSX X motherboard support CD for Windows 98 Chapter 3 Starting Up
53. uch 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 chassis intrusion detection feature remove the jumper cap from the pins CHASSIS1 Power Supply Stand By gnal Chassis Si Ground 5Volt A7N8X X Chassis Open Alarm Lead ASUS A7N8X X Motherboard 8 Front panel audio connectors 10 1 pin FP AUDIO1 This is an interface for the Intel front panel audio cable that allow convenient connection and control of audio devices FPAUDIO 1 BLINE OUT R BLINE OUT L AGND 5VA B MIC2 MICPWR NC Line out L Line out R A7N8X X Front Panel Audio Connector 9 Hard disk connector 2 pin IDELED1 This 2 pin connector connects to the front panel HD LED and lights up on every read write activity of any of the disc drives connected to the primary or secondary IDE slots IDELED1 B TIP If the case mounted LED does not light try reversing the 2 pin plug 10 OnBoard LED The green Light Emitting Diode LED lights ON if there is standby power and lights OFF when the power is turned off PWR_LED1 C ON OFF Standby Powered Power Off A7N8X X Onboard LED 1 16 Chapter 1 Motherboard Information 11 Internal audio connectors 4 pin
54. y becomes available Normally the system determines the rate automatically by default FSB Spread Spectrum Disabled Configuration options Disabled 0 5096 1 00 AGP Spread Spectrum Disabled Configuration options Disabled 0 5096 1 00 CPU Vcore Setting Auto This field determines if the CPU Vcore is automatically scaled or set manually by the user The default value is Auto therefore the CPU vcore voltage is set for maximum performance without stressing the CPU Configuration options Auto Menu CPU Vcore 1 850V When the CPU VCore Setting parameter is set to Manual this field permits selection of specific CPU core voltages This field is not accessible if the above CPU VCore Setting parameter is set to Auto Configuration options 1 100V 1 125V 1 825 1 850V C X The configuration option range varies from CPU s with different clock speed Graphics Aperture Size 64M This field sets the size of mapped memory in megabytes for AGP graphic data Configuration options 32M 64M 128M 256M 512M AGP Frequency Auto This field sets the frequency of the AGP controller The default Auto permits automatic selection of optimal AGP frequencies Configuration options 50 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 90 93 95 97 100MHz System BIOS Cacheable Disabled This field establishes whether or not the BIOS is c
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