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Mainboard User's Manual
This publication, including all photographs, illustrations and
software, is protected under international copyright laws, with all
rights reserved. Neither this manual, nor any of the material
contained herein, may be reproduced without the express written
consent of the manufacturer.
The information in this document is subject to change without
notice. The manufacturer makes no representations or warranties
with respect to the contents hereof and specifically disclaims any
implied warranties of merchantability or fitness for any particular
purpose. Further, the manufacturer reserves the right to revise this
publication and to make changes from time to time in the content
hereof without obligation of the manufacturer to notify any person
of such revision or changes.
Trademarks
IBM, VGA, and PS/2 are registered trademarks of International
Business Machines.
AMD, Duron and Athlon are registered trademarks of Advanced
Micro Devices Inc.
Microsoft, MS-DOS and Windows 98/ME/NT/2000/XP are
registered trademarks of Microsoft Corporation.
PC-cillin is a registered trademark of Trend Micro Inc.
AMI is a registered trademark of American Megatrends Inc.
A3D is a registered trademark of Aureal Inc.
MediaRing Talk is a registered trademark of MediaRing Inc.
3Deep is a registered trademark of E-Color Inc.
Other names used in this publication may be trademarks and are
acknowledged.
Copyright © 2002
All Rights Reserved
KOB KM266 FDSMx
V1.2B
VKM266/August 2002

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  • Page 1 MediaRing Talk is a registered trademark of MediaRing Inc. 3Deep is a registered trademark of E-Color Inc. Other names used in this publication may be trademarks and are acknowledged. Copyright © 2002 All Rights Reserved KOB KM266 FDSMx V1.2B VKM266/August 2002...
  • Page 2 Mainboard User’s Manual Notice: Owing to Microsoft’s certifying schedule is various to every supplier, we might have some drivers not certified yet by Microsoft. Therefore, it might happen under Windows XP that a dialogue box (shown as below) pop out warning you this software has not passed Windows Logo testing to verify its compatibility with Windows XP.
  • Page 3: Table Of Contents

    Mainboard User’s Manual Table of Contents Trademarks ................I Chapter 1: Introduction..............1 Key Features................2 Package Contents..............5 Static Electricity Precautions...........6 Pre-Installation Inspection............6 Chapter 2: Mainboard Installation...........7 Mainboard Components ............8 I/O Ports...................9 Install A CPU ................9 Install Memory ..............11 Setting Jumper Switches............13 Install the Mainboard.............14 Optional Extension Brackets ..........16 Install Other Devices .............17...
  • Page 4 Mainboard User’s Manual...
  • Page 5: Chapter 1: Introduction

    1: Introduction Chapter 1 Introduction This mainboard has a Socket-A support for the AMD K7 processors. The Socket-A processor’s front-side bus speed is 200/266MHz. This mainboard has a KM266 chipset that supports a 4X AGP slot for highly graphics display, 100/133 MHz DDR/SDR, and Ultra DMA ATA100 function to provide outstanding high system performance under all types of system operations.
  • Page 6: Key Features

    Mainboard User’s Manual Key Features The key features of this mainboard include: Socket-A Processor Support ♦ Supports AMD Athlon XP/Athlon/Duron processors ♦ Supports 200/266 MHz Front-Side Bus Chipset There are VIA KM266 Northbridge and VT8233 Southbridge in this chipset in accordance with an innovative and scalable architecture with proven reliability and performance.
  • Page 7 1: Introduction Onboard IDE channels ♦ Primary and Secondary PCI IDE channels ♦ Support for PIO (programmable input/output) modes ♦ Support for Multiword DMA modes ♦ Support for Bus Mastering and Ultra DMA ATA 100 33/66/100 modes Power Supply and Power Management ♦...
  • Page 8 Mainboard User’s Manual ♦ One infrared port connector for optional module Built-in Ethernet LAN ♦ Built-in 10BaseT/100BaseTX Ethernet LAN ♦ LAN controller integrates Fast Ethernet MAC and PHY compliant with IEEE802.3u 100BASE-TX, 10BASE-T and ANSI X3.263 TP-PMD standards ♦ Compliant with ACPI 1.0 and the Network Device Class Power Management 1.1 ♦...
  • Page 9: Package Contents

    1: Introduction Dimensions ♦ Micro ATX form factor (24.4cm x 24.4cm) Package Contents Your mainboard package ships with the following items: The mainboard This User’s Guide 1 UDMA/66 IDE cable 1 Floppy disk drive cable Support software on CD-ROM disk Optional Accessories You can purchase the following optional accessories for this mainboard.
  • Page 10: Static Electricity Precautions

    Mainboard User’s Manual Static Electricity Precautions Components on this mainboard can be damaged by static electricity. Take the following precautions when unpacking the mainboard and installing it in a system. 1. Keep the mainboard and other components in their original static-proof packaging until you are ready to install them.
  • Page 11: Chapter 2: Mainboard Installation

    2: Mainboard Installation Chapter 2 Mainboard Installation To install this mainboard in a system, please follow these instructions in this chapter: Identify the mainboard components Install a CPU Install one or more system memory modules Make sure all jumpers and switches are set correctly Install this mainboard in a system chassis (case) Connect any extension brackets or cables to connecting headers on the mainboard...
  • Page 12: Mainboard Components

    Mainboard User’s Manual Mainboard Components This diagram below identifies major components on the mainboard. Note: Any jumpers on your mainboard that do not appear in the illustration above are for testing only.
  • Page 13: I/O Ports

    2: Mainboard Installation I/O Ports The illustration below shows a side view of the built-in I/O ports on the mainboard. Game/MIDI Parallel Port Port (PRINT1) PS/2 Mouse USB Ports PS/2 Keyboard Serial Port VGA1 Port Line-Out Microphone COM1 Line-In Install A CPU This mainboard has a Socket-462 CPU socket for AMD K7 processors.
  • Page 14 Mainboard User’s Manual Installing a Socket-462 Processor A processor installs into the ZIF (Zero Insertion Force) Socket-462 on the mainboard. 1. Locate the Socket-462 and CPUFAN1. Pull the locking lever out slightly from the socket and raise it to the upright position. Socket-462 CPUFAN1 Pin-1 Corner...
  • Page 15: Install Memory

    2: Mainboard Installation Install Memory This mainboard accommodates 168-pin 3.3V/184-pin 2.5V unbuffered SDRAM/DDR SDRAM (Double Data Rate SDRAM) memory modules. The memory chips must be standard or registered SDRAM (Synchronous Dynamic Random Access Memory). You must install at least one memory module in order to work the mainboard, either SDRAM or DDR SDRAM, but you cannot work them simultaneously.
  • Page 16: Installation Procedure

    Mainboard User’s Manual Installation Procedure The mainboard accommodates two memory modules. You must install at least one module of them. Each module can be installed with up to 2 GB system memory. Install the memory modules as the following steps: 1.
  • Page 17: Setting Jumper Switches

    2: Mainboard Installation Setting Jumper Switches Jumpers are sets of pins connected together with jumper caps. The jumper caps change the mainboard’s operation by changing the electronic circuits on the mainboard. If we connect two pins with a jumper cap, these pins are SHORT; if remove a jumper cap from these pins, they are OPEN.
  • Page 18: Install The Mainboard

    Mainboard User’s Manual Jumper JP5: Keyboard Power On Selector If you enable the Keyboard Power On feature, you can use hot keys on your keyboard as a power on/off switch for the system. Note: The system must provide 1A on the +5VSB (+5V Standby) signal before using the Keyboard Power On function.
  • Page 19 2: Mainboard Installation Connect the case switches and indicator LEDs to the PANEL1 header. Signal Signal HDD_LED_P PWR/ACPI LED HDD_LED_N PWR/ACPI LED RESET POWER BUTTON RESET POWER BUTTON If there are a headphone jack or/and a microphone jack on the front panel, connect the cables to the AUDIO1 header on the mainboard.
  • Page 20: Optional Extension Brackets

    Mainboard User’s Manual Optional Extension Brackets For this mainboard, you can obtain some USB module extension brackets. You can use auxiliary USB connectors USB2 and USB3 for extra USB ports. Following these steps below to install them. Note: All the ribbon cables used on the extension brackets have a red stripe on the Pin-1 side of the cable.
  • Page 21: Install Other Devices

    2: Mainboard Installation Install Other Devices Install and connect any other devices in the system following the steps below. FDC1 IDE2 IDE1 Floppy Disk Drive The mainboard ships with a floppy disk drive cable that can support one or two drives. Drives can be 3.5” or 5.25” wide, with capacities of 360K, 720K, 1.2MB, 1.44MB, or 2.88MB.
  • Page 22: Internal Sound Connections

    Mainboard User’s Manual If you want to install more IDE devices, you can purchase a second IDE cable and connect one or two devices to the Secondary IDE channel connector IDE2 on the mainboard. If you have two devices on the cable, one must be Master and one must be Slave. Internal Sound Connections If you have installed a CD-ROM drive or DVD-ROM drive, you can connect the drive audio cable to the onboard sound system.
  • Page 23: Infrared Port

    2: Mainboard Installation Infrared Port You can connect an infrared port to the mainboard. You can purchase this option from third-party vendors. Signal Signal IRTX IRRX 1. Locate the infrared port SIR1 header on the mainboard. 2. If you are adding an infrared port, connect the ribbon cable from the port to the SIR1 header and then secure the port to an appropriate place in your system chassis.
  • Page 24: Expansion Slots

    Mainboard User’s Manual Expansion Slots This mainboard has one AGP, one CNR and two 32-bit PCI slots. AGP1 CNR1 PCI2 PCI1 Follow the steps below to install a PCI/AGP/CNR expansion card. 1. Locate the CNR, AGP or PCI slots on the mainboard. 2.
  • Page 25 2: Mainboard Installation Wake On LAN (WOL) If you have installed a LAN adapter expansion card, connect the card to the Wake On LAN connector WOL1. This allows incoming traffic to resume the system from a software power down. You need to enable this feature in the BIOS setup utility. WOL1 Header Signal...
  • Page 26 Mainboard User’s Manual...
  • Page 27: Chapter 3: Bios Setup Utility

    3: BIOS Setup Utility Chapter 3 BIOS Setup Utility Introduction The BIOS Setup Utility records settings and information of your computer, such as date and time, the type of hardware installed, and various configuration settings. Your computer applies the information to initialize all the components when booting up and basic functions of coordination between system components.
  • Page 28: Running The Setup Utility

    Mainboard User’s Manual Running the Setup Utility Every time you start your computer, a message appears on the screen before the operating system loading that prompts you to “Hit <DEL>if you want to run SETUP”. Whenever you see this message, press the Delete key, and the Main menu page of the Setup Utility appears on your monitor.
  • Page 29: Standard Cmos Setup Page

    3: BIOS Setup Utility Standard CMOS Setup Page Use this page to set basic information such as the date, the time, the IDE devices, and the diskette drives. If you press the F3 key, the system will automatically detect and configure the hard disks on the IDE channels.
  • Page 30: Advanced Setup Page

    Mainboard User’s Manual Advanced Setup Page Use this page to set more advanced information about your system. Take some care with this page. Making changes can affect the operation of your computer. AMIBIOS SETUP – ADVANCED SETUP (C) 2000 American Megatrends, Inc. All Rights Reserved Quick Boot Enabled AGP Mode...
  • Page 31 3: BIOS Setup Utility Floppy Drive If you enable this item, your system will check all floppy disk drives at start up. Disable this item Seek unless you are using an old 360KB drive. PS/2 Mouse If this item is set to Enabled, the onboard PS/2 Mouse port will work.
  • Page 32: Power Management Setup Page

    Mainboard User’s Manual Manual AGP This item decides the AGP current driving value while AGP Driving is set to Manual. Comp. Driving AGP Aperture This option determines the effective size of the AGP Graphic Aperture, where memory-mapped graphic Size data structures are located. CLK Gen Spread This item enables the clock to generate spread spectrum.
  • Page 33 3: BIOS Setup Utility Video Power Down This item determines a required power-saving mode to power down the graphics sub-system. Mode You can force the graphics to power down in Stand By or Suspend modes, or disable the powerdown. Hard Disk Power This item determines a required power-saving mode to power down the hard disk drive(s).
  • Page 34: Pci / Plug And Play Setup Page

    Mainboard User’s Manual PCI / Plug and Play Setup Page This page sets some of the parameters for devices installed on the PCI bus and devices that use the system plug and play capability. AMIBIOS SETUP – PCI / PLUG AND PLAY SETUP (C) 2000 American Megatrends, Inc.
  • Page 35: Load Optimal Settings

    3: BIOS Setup Utility Load Optimal Settings If you select this item and press Enter a dialog box appears. If you press Y, and then Enter, the Setup Utility loads a set of fail-safe default values. These default values are not very demanding and they should allow your system to function with most kinds of hardware and memory chips.
  • Page 36: Features Setup Page

    Mainboard User’s Manual Features Setup Page This page sets some of the parameters for peripheral devices connected to the system. AMIBIOS SETUP – FEATURES SETUP (C) 2000 American Megatrends, Inc. All Rights Reserved OnBoard FDC Enabled OnBoard Serial PortA 3F8h/COM1 OnBoard IR Port Disabled OnBoard Parallel Port...
  • Page 37 3: BIOS Setup Utility Parallel Port DMA This item assigns a DMA channel to the parallel port. The options are 0, 1 and 3. OnBoard Game This item enables or disables the I/O address for the game port. Port OnBoard MIDI This item enables or disables the onboard MIDI port, and assigns a port address.
  • Page 38: Cpu Pnp Setup Page

    Mainboard User’s Manual CPU PnP Setup Page This page lets you manually configure the mainboard for the CPU. The system will automatically detect the kind of CPU that you have installed and make the appropriate adjustments to the items on this page. AMIBIOS SETUP –...
  • Page 39: Hardware Monitor Page

    3: BIOS Setup Utility Hardware Monitor Page This page sets some of the parameters for the hardware monitoring function of this mainboard. AMIBIOS SETUP – HARDWARE MONITOR (C) 2000 American Megatrends, Inc. All Rights Reserved *** System Hardware *** Vcore 1.616 V Vcc 2.5V 2.496 V...
  • Page 40: Exit

    Mainboard User’s Manual Change or Remove the Password Highlight this item, press Enter and type in the current password. At the next dialog box, type in the new password, or just press Enter to disable password protection. Exit Highlight this item and press Enter to save the changes that you have made in the Setup Utility configuration and exit the program.
  • Page 41: Chapter 4: Software & Applications

    4: Software & Applications Chapter 4 Software & Applications Introduction This chapter describes the contents of the support CD-ROM that comes with the mainboard package. The support CD-ROM contains all useful software, necessary drivers and utility programs to properly run our products. More program information is available in a README file, located in the same directory as the software.
  • Page 42: Installing Support Software

    Mainboard User’s Manual Installing Support Software 1.Insert the support CD-ROM disc in the CD-ROM drive. 2.When you insert the CD-ROM disc in the system CD-ROM drive, the CD automatically displays an Auto Setup screen. 3.The screen displays three buttons of Setup, Browse CD and Exit on the right side, and three others Setup, Application and ReadMe at the bottom.
  • Page 43 4: Software & Applications Auto-Installing under Windows 98/ME/2000/XP If you are under Windows 98/ME/2000/XP, please click the Setup button to run the software auto-installing program while the Auto Setup screen pops out after inserting the support CD-ROM: 1. The installation program loads and displays the following screen.
  • Page 44: Bundled Software Installation

    Mainboard User’s Manual Installing under Windows NT or Manual Installation If you are under Windows NT, the auto-installing program doesn’t work out; or you have to do the manual installation, please follow this procedure while the Auto Setup screen pops out after inserting the support CD-ROM: 1.

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