Asus K8U-X User Manual Page 1

MotherboardK8U-XUser Guide

xK8U-X Specifications SummaryInternal I/O 2 x USB 2.0 connectors for 4 additional USB 2.0 Ports CPU/Chassis fan connectors 20-pin ATX/4-pin ATX 12V

This chapter describes the features of the motherboard. It includes brief descriptions of the motherboard co mponent s, and illustration

Chapter 1: Product Introduction1-21.1 Welcome!Thank you for buying the ASUS® K8U-X motherboard!The motherboard delivers a host of new features and la

ASUS K8U-X Motherboard1-3HyperTransport™ TechnologyHyperTransport™ Technology is a high-speed, low latency, point-to-point link designed to

Chapter 1: Product Introduction1-46-Channel Audio solution The motherboard uses an onboard audio CODEC that lets you enjoy high-quality 6-channel audi

ASUS K8U-X Motherboard1-51.4 Before You ProceedTake note of the following precautions before you install motherboard components or change any motherb

Chapter 1: Product Introduction1-61.5 Motherboard Overview1.5.1 Motherboard layoutK8U-XRPCI1PANELK8U-XRCR2032 3VLithium CellCMOS PowerCDAUXSuperI/O4

ASUS K8U-X Motherboard1-71.5.2 Placement directionWhen installing the motherboard, make sure that you place it into the chassis in the correct orient

Chapter 1: Product Introduction1-81.6 Central Processing Unit (CPU)1.6.1 OverviewThe motherboard comes with a surface mount 754-pin Zero Insertion F

ASUS K8U-X Motherboard1-91.6.2 Installing the CPUFollow these steps to install a CPU:1. Locate the 754-pin ZIF socket on the motherboard.Socket

ii E2010No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retr

Chapter 1: Product Introduction1-101.7 System Memory1.7.1 DIMM sockets locationThe following figure illustrates the location of the DDR DIMM sockets.

ASUS K8U-X Motherboard1-11DDR400 Qualified Vendor List (QVL) Size Vendor Part Number Chip Brand SS/DS Chip Number DIMMs A* B*256MB K

Chapter 1: Product Introduction1-12A* supports one module inserted in any slot.B* supports one pair of modules inserted in two slots.Visit the ASUS we

ASUS K8U-X Motherboard1-131.8 Expansion SlotsTo install and configure an expansion card:1. Install an expansion card following the instructions that

Chapter 1: Product Introduction1-14 IRQ Priority Standard Function 0 1 System Timer 1 2 Keyboard Controller 2 N/A Programmable In

ASUS K8U-X Motherboard1-15Install only +1.5V AGP cards.1.8.4 AGP slotThe Accelerated Graphics Port (AGP) slot supports AGP 8X/4X (+1.5V) cards

Chapter 1: Product Introduction1-161.9 JumpersThe onboard jumpers supply some configurations about special functions, in order to satisfy usersʼ requi

ASUS K8U-X Motherboard1-172. USB device wake-up (3-pin USBPWR12, USBPWR34, USBPWR56, USBPWR78)Set these jumpers to +5V to wake up the comp

Chapter 1: Product Introduction1-181.10 ConnectorsThis section describes and illustrates the motherboard rear panel and internal connectors.1.10.1 Rea

ASUS K8U-X Motherboard1-197. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices.

iiiASUS K8U-X MotherboardContentsNotice ...

Chapter 1: Product Introduction1-201.10.2 Internal connectorsThis section describes and illustrates the internal connectors on the motherboar

ASUS K8U-X Motherboard1-21K8U-XRK8U-X Floppy disk drive connectorFLOPPYPIN 12. Floppy disk drive connector (34-1 pin FLOPPY)This connector supports

Chapter 1: Product Introduction1-225. CPU and chassis fan connectors (3-pin CPU_FAN, CHA_FAN)The fan connectors support cooling fans of 350mA~

ASUS K8U-X Motherboard1-236. USB header (10-1 pin USB56, USB78)If the USB ports on the rear panel are inadequate, a USB header is available for addit

Chapter 1: Product Introduction1-249. GAME/MIDI connector (16-1 pin GAME)This connector supports a GAME/MIDI module. If a GAME/MIDI module

ASUS K8U-X Motherboard1-2510. Serial ATA connectors (7-pin SATA1, SATA2)These next generation connectors support the thin Serial ATA cables

Chapter 1: Product Introduction1-26The System Panel connector is color-coded for easy and foolproof connection. Take note of the specific conn

This chapter tells how to change system settings through the BIOS Setup menus. D e t a i l e d d e s c r i p t i o n s o f t h e B I

Chapter 2: BIOS Setup2-22.1 Managing and Updating Your BIOSThe following utilities allow you to manage and update the motherboard Basic Inp

ASUS K8U-X Motherboard2-3d. Click File from the menu, then select Format. A Format 3 1/2 Floppy Disk window appears.e. Select Create a MS-D

iv1.9 Jumpers ...1-161.10 Connectors ...

Chapter 2: BIOS Setup2-4When the BIOS update process is complete, the utility returns to the DOS promptA:\>afudos /iK8U-X.ROMAMI Firmwar

ASUS K8U-X Motherboard2-52.1.4 Using ASUS EZ Flash to update the BIOSThe ASUS EZ Flash feature allows you to easily update the BIOS without ha

Chapter 2: BIOS Setup2-64. Insert the floppy disk that contains the BIOS file. If all the necessary files are found in the floppy disk, EZ Fla

ASUS K8U-X Motherboard2-7DO NOT shut down or reset the system while updating the BIOS! Doing so may cause system boot failure!DO NOT shut down or rese

Chapter 2: BIOS Setup2-82.2 BIOS Setup ProgramThis motherboard supports a programmable firmware chip that you can update using the provide

ASUS K8U-X Motherboard2-92.2.1 BIOS menu screen2.2.2 Menu barThe menu bar on top of the screen has the following main items:Main For changing the ba

Chapter 2: BIOS Setup2-102.2.6 Configuration fieldsThese fields show the values for the menu items. If an item is user- configurable, you m

ASUS K8U-X Motherboard2-112.3 Main MenuWhen you enter the BIOS Setup program, the Main menu screen appears giving you an overview of the basic system

Chapter 2: BIOS Setup2-122.3.4 Primary/Secondary/Third/Fourth IDE Master/SlaveWhile entering Setup, BIOS auto-detects the presence of IDE de

ASUS K8U-X Motherboard2-132.3.5 System InformationThis menu gives you an overview of the general system specifications. The items in this m

vASUS K8U-X Motherboard2.5.2 Repost Video on S3 Resume ...2-242.5.3 ACPI 2.0 Support ...

Chapter 2: BIOS Setup2-14Take caution when changing the settings of the Advanced menu items. Incorrect field values may cause the system to malfunction

ASUS K8U-X Motherboard2-152.4.2 CPU ConfigurationThe Advanced menu items allow you to change the settings for the CPU and other system devices.This o

Chapter 2: BIOS Setup2-16NorthBridge Configuration2.4.3 ChipsetThe Chipset menu items allow you to change the advanced chipset settings. Sel

ASUS K8U-X Motherboard2-17Memory ConfigurationThe Memory Configuration menu items allow you to change the related memory settings. Select an it

Chapter 2: BIOS Setup2-18TRCD [3 CLK]This item displays the TRCD clock setting. Configuration options: [Auto] [2 CLK] [3 CLK] [4 CLK] [5 CLK] [6 CLK].T

ASUS K8U-X Motherboard2-19SouthBridge ConfigurationThe menu items allow you to change the SouthBridge settings. Select an item then press <Enter>

Chapter 2: BIOS Setup2-20AGP ConfigurationPrimary Graphics Adapter [AGP]Switches the PCI Bus scanning order while searching for a video card. This allo

ASUS K8U-X Motherboard2-212.4.4 OnBoard Devices ConfigurationConfigure ITE8712 Super IO ChipsetSerial Port1 Address [3F8/IRQ4] Serial Port1 Mode [N

Chapter 2: BIOS Setup2-22Take caution when changing the settings of the PCI PnP menu items. Incorrect field values may cause the system to malfunction.

ASUS K8U-X Motherboard2-23Allocate IRQ to PCI VGA [Yes]When set to [Yes], BIOS assigns an IRQ to PCI VGA card if the card requests for a

viThe use of shielded cables for connection of the monitor to the graphics card is required to assure compliance with FCC regulations. Changes or

Chapter 2: BIOS Setup2-24 Suspend Mode [Auto] Select the ACPI stateRepost Video on S3 Resume [No] used for SystemACPI 2.0 Support [No]

ASUS K8U-X Motherboard2-252.5.5 APM ConfigurationPower Management/APM [Enabled]Allows you to enable or disable the Advanced Power Management (APM) feat

Chapter 2: BIOS Setup2-26PowerOn By PS/2 KB&MS [Disabled]Allows you to enable or disable the keyboard and mouse wake-up feature. This feature requ

ASUS K8U-X Motherboard2-272.5.6 Hardware MonitorMB Temperature [xxxC/xxxF]CPU Temperature [xxxC/xxxF]The onboard hardware monitor automatically d

Chapter 2: BIOS Setup2-28Boot Settings Specifies the Boot Device Priority Boot Device Priority sequence. Boot Settings Config

ASUS K8U-X Motherboard2-29Make sure that the above item is set to [Enabled] if you wish to use the ASUS MyLogo feature.depends on the number of hard d

Chapter 2: BIOS Setup2-30After you have set a supervisor password, the other items appear to allow you to change other security settings.2.6.4 Securit

ASUS K8U-X Motherboard2-31User Access Level [Full Access]Allows you to select the access restriction to the Setup items. Configuration options: [No

Chapter 2: BIOS Setup2-32Exit & Discard ChangesSelect this option only if you do not want to save the changes that you made to t

This chapter describes the contents of the support CD that comes with the motherboard package.Software SupportChapter 3

viiASUS K8U-X MotherboardSafety InformationElectrical safety• To prevent electrical shock hazard, disconnect the power cable from the electr

Chapter 3: Software Support3-23.1 Install an Operating SystemThis motherboard supports Windows® 98SE/ME/2000/XP operating system (OS). Always in

ASUS K8U-X Motherboard3-33.2.2 Drivers menuThe drivers menu shows the available device drivers if the system detects installed devices. Install the n

Chapter 3: Software Support3-4ASUS PC ProbeThis smart utility monitors the fan speed, CPU temperature, and system voltages, and alerts you on any dete

ASUS K8U-X Motherboard3-5Cool' n' Quiet SoftwareInstall Cool' n' Quiet.ASUS Screen SaverInstalls the ASUS screen saver.In differe

Chapter 3: Software Support3-63.2.5 ASUS Contact InformationClicking the ASUS Contact Information tab displays as stated. You may also find this in

ASUS K8U-X Motherboard3-73.3 RAID ConfigurationsThis onboard Southbridge Chipset ULi M1689 allow you to set HardDisk RAID. It supports RAID as follows

Chapter 3: Software Support3-83.4 Creating a RAID Driver DiskTo create a RAID driver disk:1. Insert the motherboard support CD into the CD-RO

ASUS K8U-X Motherboard3-93.5 Cool ʻnʼ Quiet!™ TechnologyThe motherboard supports the AMD Cool ʻnʼ Quiet!™ Technology that dynamically and automaticall

Chapter 3: Software Support3-10Windows® 98SE/ME1. F r o m t h e W i n d o w s® 9 8 S E / M E operating system, click the Start button. Select Sett

ASUS K8U-X Motherboard3-113.5.2 Launching the Cool ʻnʼ Quiet!™ softwareThe motherboard support CD includes the Cool ʻnʼ Quiet!™ software that enables

viiiDANGER/WARNING: Information to prevent injury to yourself when trying to complete a task.CAUTION: Information to prevent damage to the comp

Chapter 3: Software Support3-12

ixASUS K8U-X MotherboardK8U-X Specifications SummaryCPU Socket 754 for AMD Athlon 64 / Sempron CPU Support AMD 64 architecture