Asus A8S-X User Manual

MotherboardA8S-XUser Guide

xA8S-X specifications summary* Specifications are subject to change without notice.Internal I/OBIOS featuresIndustry standardManageabilityPower Requir

Chapter 1This chapter describes the features of themotherboard. It includes brief descriptions of themotherboard components, and illustrations of the

1-2Chapter 1: Product introduction1.1 Welcome!Thank you for buying the ASUS® A8S-X motherboard!The motherboard delivers a host of new features and lat

ASUS A8S-X1-31.3 Special features1.3.1 Product HighlightsAMD Dual-Core ArchitectureThe motherboard supports AMD dual-core processors containing two ph

1-4Chapter 1: Product introduction1.3.2 Unique ASUS featuresCrashFree BIOS 2This feature allows you to restore the original BIOS data from the ASUS su

ASUS A8S-X1-51.4 Before you proceedTake note of the following precautions before you install motherboard componentsor change any motherboard settings.

1-6Chapter 1: Product introduction1.5 Motherboard overview1.5.1 Motherboard layoutPANELA8S-XRCR2032 3VLithium CellCMOS PowerCDAUX4MbitBIOSAAFPATX12VCH

ASUS A8S-X1-7A8S-X®Do not overtighten the screws! Doing so may damage the motherboard.1.5.2 Placement directionWhen installing the motherboard, make s

1-8Chapter 1: Product introduction1.6 Central Processing Unit (CPU)1.6.1 OverviewThe motherboard comes with a surface mount 939-pin Zero Insertion For

ASUS A8S-X1-91.6.2 Installing the CPUFollow these steps to install a CPU.1. Locate the 939-pin ZIF socket on the motherboard.3. Position the CPU above

iiChecklistCopyright © 2005ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and software described in it, may

1-10Chapter 1: Product introduction1.7 System memory1.7.1 DIMM sockets locationThe following figure illustrates the location of the DDR DIMM sockets.1

ASUS A8S-X1-111.7.3 Installing a DIMMFollow these steps to install a DIMM.1. Unlock a DIMM socket by pressing theretaining clips outward.2. Align a DI

1-12Chapter 1: Product introduction1.8.3 PCI slotsThe PCI slots support PCI cards suchas a LAN card, SCSI card, USB card,and other cards that comply w

ASUS A8S-X1-131.8.4 PCI Express x1 slotThis motherboard supports PCI Expressx1 network cards, SCSI cards and othercards that comply with the PCI Expre

1-14Chapter 1: Product introduction1.9 Jumpers1. Clear RTC RAM (CLRTC)This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS.You can c

ASUS A8S-X1-152. USB device wake-up (3-pin USBPW12, USBPW34, USBPW56, USBPW78)Set these jumpers to +5V to wake up the computer from S1 sleep mode (CP

1-16Chapter 1: Product introduction1.10 ConnectorsThis section describes and illustrates the motherboard rear panel and internalconnectors.1.10.1 Rear

ASUS A8S-X1-171.10.2 Internal connectors1. IDE connectors (40-1 pin PRI_IDE, SEC_IDE)This connector supports the provided UltraATA133 IDE hard disk ri

1-18Chapter 1: Product introduction3. ATX power connectors (24-pin ATXPWR, 4-pin ATX12V)These connectors are for an ATX power supply plugs. The power

ASUS A8S-X1-195. CPU and chassis fan connectors (3-pin CPU_FAN, CHA_FAN, PWR_FAN)The fan connectors support cooling fans of 350mA~740mA (8.88W max.) o

iiiFeaturesContentsNotices ... viSafety information ...

1-20Chapter 1: Product introduction8. GAME/MIDI connector (16-1 pin GAME1)This connector supports a GAME/MIDI module. If a GAME/MIDI module isavailabl

ASUS A8S-X1-219. Serial ATA connectors (7-pin SATA1, SATA2)These next generation connectors support the thin Serial ATA cables forprimary internal st

1-22Chapter 1: Product introductionThe System Panel connector is color-coded for easy and foolproof connection.Take note of the specific connector col

ASUS A8S-X2-1Chapter 2This chapter tells how to change system settingsthrough the BIOS Setup menus. Detaileddescriptions of the BIOS parameters are

2-2Chapter 2: BIOS Setup2.1 Managing and updating your BIOSThe following utilities allow you to manage and update the motherboard BasicInput/Output Sy

ASUS A8S-X2-3The BIOS information on the screen is for reference only. What you see on yourscreen may not be exactly the same as shown.DO NOT shutdown

2-4Chapter 2: BIOS SetupMain filenameExtension nameA:\>afudos /oMYBIOS03.romAMI Firmware Update Utility - Version 1.10Copyright (C) 2002 American M

ASUS A8S-X2-53. The utility will copy the current system BIOS by default to the floppy disk. Makesure that the floppy disk has at least 600KB of free

2-6Chapter 2: BIOS SetupMake sure that the BIOS file in the floppy disk is renamed as “A8S-X.ROM”.2.1.5 Recovering the BIOS with CrashFree BIOS 2The C

ASUS A8S-X2-7To recover the BIOS from the support CD:1. Boot the system.2. When a corrupted BIOS is detected, the following screen message appears.3.

ivSafeguardsContentsChapter 2: BIOS Information2.1 Managing and updating your BIOS ... 2-22.1.1 Creating a bootable

2-8Chapter 2: BIOS Setup2.2 BIOS Setup programThis motherboard supports a programmable LPC chip that you can update usingthe provided utility describ

ASUS A8S-X2-9System Time [11:51:19]System Date [Thu 08/05/2003]Legacy Diskette A [1.44M, 3.5 in]Language [English]Primary IDE Master :[ST320413A]Prima

2-10Chapter 2: BIOS Setup2.2.4 Menu itemsThe highlighted item on the menu bardisplays the specific items for that menu. Forexample, selecting Main sho

ASUS A8S-X2-112.3 Main menuWhen you enter the BIOS Setup program, the Main menu screen appears givingyou an overview of the basic system information.2

2-12Chapter 2: BIOS Setup2.3.5 Primary, Secondary, Third and Fourth IDEMaster/Primary and Secondary IDE SlaveWhile entering Setup, BIOS auto-detects t

ASUS A8S-X2-13AMI BIOSDisplays the auto-detected BIOS information.ProcessorDisplays the auto-detected processor information.System MemoryDisplays the

2-14Chapter 2: BIOS Setup2.4 Advanced menuThe Advanced menu items allow you to change the settings for the CPU and othersystem devices.Take caution wh

ASUS A8S-X2-15PCI Clock Synchronization Mode [To PCI Express]Sets the PCI Express clock synchronization mode.Configuration options: [To PCI Express] [

2-16Chapter 2: BIOS SetupThe Module Version and USB Devices Enabled items show the auto-detectedvalues. If no USB device is detected, the item shows N

ASUS A8S-X2-172.4.4 ChipsetThe Chipset menu items allow you to change the advanced chipset settings. Selectan item then press <Enter> to display

v2.5.4 ACPI APIC Support ... 2-232.5.5 APM Configuration ... 2-

2-18Chapter 2: BIOS SetupMemory ConfigurationMemclock Mode [Auto]MCT Timing Mode [Auto]Software Memory Hole [Disabled]Memory ConfigurationMemclock Mod

ASUS A8S-X2-19HyperTransport ConfigurationHT Width [Auto]HT Speed [800 MHz]TRFC [Auto]Sets the TRFC.Configuration options: [Auto] [9T] [10T] [11T] [12

2-20Chapter 2: BIOS Setup2.4.5 Onboard Devices ConfigurationSerial Port1 Address [3F8/IRQ4]Allows you to select the Serial Port1 base address.Configur

ASUS A8S-X2-21Onboard MIDI Port [Disabled]Disables or sets the onboard MIDI port.Configuration options: [Disabled] [300] [330]OnBoard LAN [Enabled]All

2-22Chapter 2: BIOS SetupPCI Latency Timer [64]Allows you to select the value in units of PCI clocks for the PCI device latencytimer register. Configu

ASUS A8S-X2-232.5.1 Suspend Mode [S1 & S3 (STR)]Allows you to select the ACPI state to be used for system suspend.Configuration options: [S1 (POS)

2-24Chapter 2: BIOS SetupPower Button Mode [On/Off]Restore on AC Power Loss [Always OFF]Power On By PS2 Keyboard [Disabled]Power On By PS2 MOUSE [Disa

ASUS A8S-X2-252.5.6 Hardware MonitorHardware MonitorCPU Temperature [40.5ºC/102.5ºF]MB Temperature [33ªC/91ºF]CPU Fan Speed [3260RPM]Chassis Fan Speed

2-26Chapter 2: BIOS Setup2.6 Boot menuThe Boot menu items allow you to change the system boot options. Select an itemthen press <Enter> to displ

ASUS A8S-X2-272.6.2 Boot Settings ConfigurationQuick Boot [Enabled]Enabling this item allows the BIOS to skip some Power On Self Tests (POST) whileboo

viNoticesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is subject tothe following two condi

2-28Chapter 2: BIOS SetupAfter you have set a supervisor password, the other items appear to allow you tochange other security settings.If you forget

ASUS A8S-X2-29User Access Level (Full Access]Allows you to select the access restriction to the Setup items.Configuration options: [No Access] [View O

2-30Chapter 2: BIOS SetupExit & Discard ChangesSelect this option only if you do not want to save the changes that you made to theSetup program.

Chapter 3This chapter describes the contents of thesupport CD that comes with the motherboardpackage.Software support

3-2Chapter 3: Software support3.1 Install an operating systemThis motherboard supports Windows® 2000/XP operating system (OS). Alwaysinstall the lates

ASUS A8S-X3-33.2.2 Drivers menuThe drivers menu shows the available device drivers if the system detects installeddevices. Install the necessary drive

3-4Chapter 3: Software supportASUS PC Probe IIThis smart utility monitors the fan speed, CPU temperature, and system voltages,and alerts you on any de

ASUS A8S-X3-53.2.4 Make DiskMake SIS RAID Controller Driver DiskCreates the SIS RAID controller driver disk.3.2.5 ManualSIS965/SIS965L SATA RAID User’

3-6Chapter 3: Software support3.2.6 ASUS Contact InformationClicking the ASUS Contact Information tab displays as stated. You may also findthis inform

viiSafety informationElectrical safety• To prevent electrical shock hazard, disconnect the power cable from theelectrical outlet before relocating the

viiiAbout this guideConventions used in this guideTo make sure that you perform certain tasks properly, take note of the followingsymbols used through

ixA8S-X specifications summary(continued on the next page)CPUChipsetSystem BusMemoryExpansion slotsStorageAudioLANUSBSpecial featuresBack panel I/OSoc