® A7M266 DDR SDRAM 266MHz FSB AGP Pro/4X Socket A Motherboard USER’S MANUAL
USER'S NOTICE 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”).
ASUS CONTACT INFORMATION ASUSTeK COMPUTER INC. (Asia-Pacific) Marketing Address: Telephone: Fax: Email: 150 Li-Te Road, Peitou, Taipei, Taiwan 112 +886-2-2894-3447 +886-2-2894-3449 info@asus.com.tw Technical Support MB/Others (Tel): +886-2-2890-7121 (English) Notebook (Tel): +886-2-2890-7122 (English) Desktop/Server (Tel):+886-2-2890-7123 (English) Fax: +886-2-2893-7775 Email: tsd@asus.com.tw WWW: www.asus.com.tw FTP: ftp.asus.com.
CONTENTS 1. INTRODUCTION 7 1.1 How This Manual Is Organized ................................................... 7 1.2 Item Checklist .............................................................................. 7 2. FEATURES 8 2.1 The ASUS A7M266 ..................................................................... 8 2.1.1 Specifications ..................................................................... 8 2.1.2 Specifications – Optional Components .............................. 9 2.1.
CONTENTS 4.3 Main Menu ................................................................................. 54 4.3.1 Primary & Secondary Master/Slave ................................. 55 4.3.2 Keyboard Features ............................................................ 58 4.4 Advanced Menu ......................................................................... 60 4.4.1 Chip Configuration ........................................................... 63 4.4.2 I/O Device Configuration ..........................
FCC & DOC COMPLIANCE Federal Communications Commission Statement This device complies with FCC Rules Part 15. Operation is subject to the following two conditions: • • This device may not cause harmful interference, and This device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
1. INTRODUCTION 1. INTRODUCTION Manual / Checklist 1.1 How This Manual Is Organized This manual is divided into the following sections: 1. 2. 3. 4. 5. 6. 7. INTRODUCTION FEATURES HARDWARE SETUP BIOS SETUP SOFTWARE SETUP SOFTWARE REFERENCE APPENDIX Manual information and checklist Production information and specifications Instructions on setting up the motherboard.
2. FEATURES 2.1 The ASUS A7M266 The ASUS A7M266 motherboard is carefully designed for the value-conscious PC user who wants advanced features processed by the fastest processors. 2.1.1 Specifications • 2. FEATURES Specifications • • • • • • • • • • 8 AMD Athlon™/Duron™ Processor Support: Supports Socket A-based AMD Athlon™/Duron™ processors.
2. FEATURES • • • • • • • • • • One Touch Management: Supports an optional ASUS iPanel, an easy to access box with system information LED display, front I/O ports, and space reserved for a hard disk drive. With an ASUS iPanel, you can monitor your computer system’s vital components.
2. FEATURES 2.1.3 Special Features • 2. FEATURES Performance • • ACPI Ready: Advanced Configuration Power Interface (ACPI) provides more Energy Saving Features for operating systems that support OS Direct Power Management (OSPM) functionality. With these features implemented in the OS, PCs can be ready around the clock, yet satisfy all the energy saving standards. To fully utilize the benefits of ACPI, an ACPI-supported OS, such as Windows 98/2000/Millenium must be used.
2. FEATURES 2.1.5 Intelligence • • • • • • • Dual Function Power Button: Pushing the power button for less than 4 seconds when the system is in the working state places the system into one of two states: sleep mode or soft-off mode, depending on the BIOS or OS setting (see PWR Button < 4 Secs in 4.5 Power Menu). When the power button is pressed for more than 4 seconds, the system enters the soft-off mode regardless of the BIOS setting.
2. FEATURES 2.2 Motherboard Components See opposite page for locations. Location Processor Support Socket 462 for AMD Athlon/Duron Processors ....................... 2 (NOTE: A CPU thermal sensor is integrated on the motherboard, located near the center of the CPU heat source, just below the CPU socket) 2. FEATURES Motherboard Parts Chipsets AMD 761 system controller ...................................................... 1 VIA VT82C686B PCIset ...........................................................
2. FEATURES 2.2.1 Component Locations 1 3 2 4 5 24 23 2.
3. HARDWARE SETUP 3.1 Motherboard Layout 24.5cm (9.
3. HARDWARE SETUP 3.2 Layout Contents Motherboard Settings 1) JEN 2) VIO VIO1 3) USBPWR1/USBPWR2 4) DSCKF 1–4 6) VID1/VID2/VID3/VID4 p. 19 JumperFree Mode (JumperFree / Jumper Mode) p. 20 Clock Generator Voltage Setting ((3.30V / 3.56V / 3.45V) +2.5V Voltage Setting (2.7V / 2.9V / 2.8V) p. 21 USB Device Wake Up (+5V / +5VSB) p. 22 CPU External Frequency Setting p. 24 Voltage Regulator Output Setting 1) 2) 3) 4) 5) 6) System Memory DIMM1/2 Socket 462 (Socket A) PCI1/2/3/4/5 AGP PRO AMR p. 25 p. 26 p.
3. HARDWARE SETUP 20) 21) 22) 23) 24) 25) 26) 27) ATXPWR IDELED PWR.LED (PANEL) SPEAKER (PANEL) MSG.LED (PANEL) SMI (PANEL) PWR.SW (PANEL) RESET (PANEL) p. 42 p. 42 p. 43 p. 43 p. 43 p. 43 p. 43 p. 43 ATX Power Supply Connector (20 pins) IDE Activity LED (2 pins) System Power LED Lead (3 pins) System Warning Speaker Connector (4 pins) System Message LED (2 pins) System Management Interrupt Lead (2 pins) ATX / Soft-Off Switch Lead (2 pins) Reset Switch Lead (2 pins) 3.
3. HARDWARE SETUP 3.3 Getting Started 3. H/W SETUP Getting Started Before using your computer, you must complete the following steps: 1. Check Motherboard Settings 2. Install Memory Modules 3. Install the Central Processing Unit (CPU) 4. Install Expansion Cards 5. Connect Ribbon Cables, Panel Wires, and Power Supply 6.
3. HARDWARE SETUP 3.4 Motherboard Settings This section explains in detail how to change your motherboard’s function settings through the use of switches and/or jumpers. 3. H/W SETUP Motherboard Settings WARNING! Computer motherboards and expansion cards contain very delicate Integrated Circuit (IC) chips. To protect them against damage from static electricity, you should follow some precautions whenever you work on your computer. 1. Unplug your computer when working on the inside. 2.
3. HARDWARE SETUP Motherboard Features Settings (DIP Switches - DSCKF) The motherboard’s onboard functions are adjusted through the DIP switches. The white block represents the switch’s position. The example below shows all the switches in the OFF position. 0 1 0 1 DSCKF OFF ON 1. Frequency Selection 2. Frequency Selection 3. Frequency Selection 4. Frequency Selection 3.
3. HARDWARE SETUP 2) Voltage Settings (VIO/VIO1) VIO allows you to select the voltage supplied to the clock generator and VIO1 (for overclocking only) allows you to select the voltage supplied to the chipset and DDR DIMM modules. The default voltage should be used for better system reliability. Setting 3.30 Volt 3.56 Volt 3.45 Volt VIO [1-2] (default) [2-3] [3-4] Setting 2.7 Volt 2.9 Volt 2.8 Volt VIO1 [1-2] (default) [2-3] [3-4] 0 1 3. H/W SETUP Motherboard Settings VIO1 0 1 1 2 2.
3. HARDWARE SETUP 3) USB Device Wake Up (USBPWR1, USBPWR2) Set these jumpers to +5V to allow wake up from the S1 sleep state (CPU stopped; RAM refreshed; system running in a low power mode) using connected USB devices and +5VSB to allow wake up from the S3 sleep state (no power to CPU; RAM in slow refresh; power supply in a reduced power mode). An ATX power supply that can supply at least 2A on the +5VSB lead is required when these jumpers are set to +5VSB.
3. HARDWARE SETUP 4) CPU External Frequency Setting (DSCKF Switches 1–4) This option tells the clock generator what frequency to send to the CPU, SDRAM, and the chipset. This allows the selection of the CPU’s External frequency. The CPU External Frequency multiplied by the Frequency Multiple equals the CPU’s Internal frequency (the advertised CPU speed). IMPORTANT: 1. To use this feature, JEN [see 1) JumperFree™ Mode (JEN) in 3. HARDWARE SETUP] must be set to Jumper mode or [1-2]. 2.
3. HARDWARE SETUP Manual CPU Settings NOTE: JumperFree mode must be disabled . Set the DIP switches by the internal speed of your processor as follows: CPU Athlon Athlon Athlon Athlon Athlon Athlon Athlon Athlon Athlon Athlon Athlon Athlon Freq. 1.2GHz 1GHz 1.1GHz 1GHz 950MHz 900MHz 850MHz 800MHz 750MHz 700MHz 650MHz 600MHz Mult. 9.0x 7.5x 11.0x 10.0x 9.5x 9.0x 8.5x 8.0x 7.5x 7.0x 6.5x 6.0x Bus F.
3. HARDWARE SETUP 7) Voltage Regulator Output Setting (VID1, VID2, VID3, VID4) This jumpers allow you to manually adjust the CPU core voltage. It is recommended to use CPU Default as the CPU core voltage. CPU Default means the Vcore is generated according to the CPU VID configuration. For each jumper setting, there are two voltage options, depending on the CPU used. 0 1 0 1 3. H/W SETUP Motherboard Settings A7M266 ® A7M266 CPU Core Voltage Selection 24 1 2 3 4 VID4 VID3 VID2 VID1 1.85/1.
3. HARDWARE SETUP 3.5 System Memory (DDR DIMM) This motherboard uses only Double Data Rate (DDR) Dual Inline Memory Modules (DIMMs). Two sockets are available for 2.5Volt (power level) unbuffered/registered Double Data Rate Synchronous Dynamic Random Access Memory (DDR SDRAM) of 64MB, 128MB, 256MB, 512MB, 1GB to form a memory size between 64MB to 2GB. One side (with memory chips) of the DIMM takes up one row on the motherboard.
3. HARDWARE SETUP 3.5.1 General DIMM Notes • • • • • DIMMs that have more than 18 chips are not supported on this motherboard. For the system CPU bus to operate at 200MHz/266MHz, use only PC1600-/ PC2100-compliant DIMMs. ASUS motherboards support SPD (Serial Presence Detect) DIMMs. This is the memory of choice for best performance vs. stability. BIOS shows SDRAM memory on bootup screen. Single-sided DDR DIMMs come in 64, 128, and 256MB; double-sided come in 128, 256, and 512MB.
3. HARDWARE SETUP 3.6 Central Processing Unit (CPU) The motherboard provides a Socket 462 or Socket A for CPU installation. The CPU that came with the motherboard should have a fan and heatsink attached to it to prevent overheating. If this is not the case, then purchase and install a set before you turn on your system. WARNING! Make sure that the heatsink is mounted tightly against the processor.
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3. HARDWARE SETUP 3.7 Expansion Cards WARNING! Unplug your power supply when adding or removing expansion cards or other system components. Failure to do so may cause severe damage to both your motherboard and expansion cards. 3.7.1 Expansion Card Installation Procedure ASUS A7M266 User’s Manual 3. H/W SETUP Expansion Cards 1. Read the documentation for your expansion card and make any necessary hardware or software settings for your expansion card, such as jumpers. 2.
3. HARDWARE SETUP 3.7.2 Assigning IRQs for Expansion Cards Some expansion cards need an IRQ to operate. Generally, an IRQ must be exclusively assigned to one use. In a standard design, there are 16 IRQs available but most of them are already in use, leaving 6 IRQs free for expansion cards. If your motherboard has PCI audio onboard, an additional IRQ will be used. If your motherboard also has MIDI enabled, another IRQ will be used, leaving 4 IRQs free.
3. HARDWARE SETUP 3.7.3 Accelerated Graphics Port Pro (AGP Pro) This motherboard provides an Accelerated Graphics Port Pro (AGP Pro) slot to support AGP/AGP Pro graphics cards, such as an ASUS AGP-V6800DDR/64M. CAUTION! To avoid damaging your AGP/AGP Pro graphics card, your computer’s power supply should be unplugged before inserting your graphics card into the slot. 0 1 0 1 AGP Card without Retention Notch A7M266 TOP VIEW ® 28-pin bay 3.
3. HARDWARE SETUP 3.7.4 Audio Modem Riser (AMR) Slot This connector supports a specially designed audio and/or modem card called an AMR. Main processing is done through software and controlled by the motherboard’s system chipset. This provides an upgradeable audio and/or modem solution at an incredibly low cost. IMPORTANT: The AMR slot of this motherboard shares the same expansion slot as PCI Slot 5. Because of this and its location, the slot can only accept a specially designed AMR card (optional).
3. HARDWARE SETUP 3.8 External Connectors WARNING! Some pins are used for connectors or power sources. These are clearly distinguished from jumpers in the Motherboard Layout. Placing jumper caps over these connector pins will cause damage to your motherboard. 3. H/W SETUP Connectors IMPORTANT: Ribbon cables should always be connected with the red stripe to Pin 1 on the connectors.
3. HARDWARE SETUP 3) Universal Serial Bus Ports 0 & 1 (Black two 4-pin USB) Two USB ports are available for connecting USB devices. An optional USB header is available if you need more USB ports. USB 0 Universal Serial Bus (USB) 1 3. H/W SETUP Connectors 4) Serial Port Connectors (Teal/Turquoise 9-pin COM1 / COM2) Two serial ports can be used for pointing devices or other serial devices. For setting up these ports, see Onboard Serial Port 1 in 4.4.2 I/O Device Configuration for settings.
3. HARDWARE SETUP 6) Game/MIDI Connector (Gold 15-pin GAME_AUDIO) (optional) You may connect game joysticks or game pads to this connector for playing games. Connect MIDI devices for playing or editing professional audio. Game/MIDI (15-pin Female) 3. H/W SETUP Connectors 7) Audio Port Connectors (Three 1/8” GAME_AUDIO) (optional) Line Out (lime) can be connected to headphones or preferably powered speakers.
3. HARDWARE SETUP 9) Floppy Disk Drive Connector (34-1 pin FLOPPY) This connector supports the provided floppy drive ribbon cable. After connecting the single end to the board, connect the two plugs on the other end to the floppy drives. (Pin 5 is removed to prevent inserting in the wrong orientation when using ribbon cables with pin 5 plugged). FLOPPY 0 1 0 1 NOTE: Orient the red markings on the floppy ribbon cable to PIN 1. A7M266 ® PIN 1 A7M266 Floppy Disk Drive Connector 3.
3. HARDWARE SETUP +5Volt (Power Supply Stand By) Chassis Signal Ground 11) Chassis Intrusion Lead (4-1 pin CHASSIS) This requires an external detection mechanism such as a chassis intrusion monitor/sensor or microswitch. The sensor is triggered when a high level signal is sent to the Chassis Signal lead, which occurs when a panel switch or light detector is triggered. This function works with an optional ASUS CIDB chassis intrusion module (see your vendor for more details).
3. HARDWARE SETUP 13) Wake-On-LAN Connector (3-pin WOLCON) This connector connects to a LAN card with a Wake-On-LAN output, such as the ASUS PCI-L101 Ethernet card (see 7. Appendix). The connector powers up the system when a wakeup packet or signal is received through the LAN card. IMPORTANT: This feature requires that the Wake-On-LAN or PCI Modem feature is enabled (see 4.5.1 Power Up Control) and that your system has an ATX power supply with at least 720mA +5V standby power.
3. HARDWARE SETUP 15) Chassis, Power Supply, CPU, and Chipset Fan Connectors (3-pin CHA_FAN, PWR_FAN, CPU_FAN, NB_FAN) These connectors support cooling fans of 350mA (4.2 Watts) or less. Orientate the fans so that the heat sink fins allow airflow to go across the onboard heat sink(s) instead of the expansion slots. Depending on the fan manufacturer, the wiring and plug may be different. The red wire should be positive, while the black should be ground.
3. HARDWARE SETUP 16) USB Headers (10-1 pin USBPORT) If the USB port connectors on the back panel are inadequate, two USB headers are available for two additional USB port connectors. Connect the USB headers to an optional 2-port USB connector set and mount the bracket to an open slot on your chassis. 0 1 USB Power USBP3– USBP3+ GND 0 1 USBPORT A7M266 10 6 5 1 USB Power USBP2– USBP2+ GND NC ® A7M266 USB Port 3.
3. HARDWARE SETUP 18) ASUS iPanel Connector (24-1 pin AFPANEL) This connector allows you to connect an optional ASUS iPanel, an easy to access drive bay with front I/O ports, status LEDs, and space reserved for a hard disk drive.
3. HARDWARE SETUP 20) ATX Power Supply Connector (20-pin block ATXPWR) This connector connects to an ATX power supply. The plug from the power supply will only insert in one orientation because of the different hole sizes. Find the proper orientation and push down firmly making sure that the pins are aligned. IMPORTANT: Make sure that your ATX power supply can supply at least 10mA on the +5-volt standby lead (+5VSB).
3. HARDWARE SETUP The following PANEL illustration is used for items 22–27 PLED +5 V Message LED A7M266 Reset Ground 0 1 +5 V TB_LED ExtSMI# Ground PWR Ground +5V Ground Ground Speaker 0 1 Power LED Speaker Connector Reset SW ATX Power SMI Lead Switch* * Requires an ATX power supply. ® A7M266 System Panel Connectors 3. H/W SETUP Connectors 22) System Power LED Lead (3-1 pin PWR.
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3. HARDWARE SETUP 3.9 Starting Up the First Time 1. After all connections are made, close the system case cover. 2. Be sure that all switches are off (in some systems, marked with ). 3. Connect the power supply cord into the power supply located on the back of your system case according to your system user’s manual. 4. Connect the power cord into a power outlet that is equipped with a surge protector. 3. H/W SETUP Powering Up 5. You may then turn on your devices in the following order: a. Your monitor b.
3. HARDWARE SETUP 7. During power-on, hold down to enter BIOS setup. Follow the instructions in 4. BIOS SETUP. * Powering Off your computer: You must first exit or shut down your operating system before switching off the power switch. For ATX power supplies, you can press the ATX power switch after exiting or shutting down your operating system.
4. BIOS SETUP 4.1 Managing and Updating Your BIOS 4.1.1 Upon First Use of the Computer System It is recommended that you save a copy of the original motherboard BIOS along with a Flash Memory Writer utility (AFLASH.EXE) to a bootable floppy disk in case you need to reinstall the BIOS later. AFLASH.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.
4. BIOS SETUP 5. Select 1. Save Current BIOS to File from the Main menu and press . The Save Current BIOS To File screen appears. 6. Type a filename and the path, for example, A:\XXX-XX.XXX and then press . 4.1.2 Updating BIOS Procedures WARNING! Only update your BIOS if you have problems with your motherboard and you know that the new BIOS revision will solve your problems. Careless updating can result in your motherboard having more problems! 4. BIOS SETUP Updating BIOS 1.
4. BIOS SETUP 6. When prompted to confirm the BIOS update, press Y to start the update. 4. BIOS SETUP Updating BIOS 7. The utility starts to program the new BIOS information into the flash ROM. The boot block will be updated automatically only when necessary. This will minimize the chance that a failed update will prevent your system from booting up. When the programming is finished, Flashed Successfully will be displayed. 8. Follow the onscreen instructions to continue.
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4. BIOS SETUP 4.2 BIOS Setup Program This motherboard supports a programmable EEPROM that can be updated using the provided utility as described in 4.1 Managing and Updating Your BIOS. The utility is used if you are installing a motherboard, reconfiguring your system, or prompted to “Run Setup”. This section describes how to configure your system using this utility. Even if you are not prompted to use the Setup program, at some time in the future you may want to change the configuration of your computer.
4. BIOS SETUP 4.2.1 BIOS Menu Bar The top of the screen has a menu bar with the following selections: MAIN Use this menu to make changes to the basic system configuration. ADVANCED Use this menu to enable and make changes to the advanced features. POWER Use this menu to configure and enable Power Management features. BOOT Use this menu to configure the default system device used to locate and load the Operating System. EXIT Use this menu to exit the current menu or specify how to exit the Setup program.
4. BIOS SETUP General Help In addition to the Item Specific Help window, the BIOS setup program also provides a General Help screen. This screen can be called up from any menu by simply pressing or the + combination. The General Help screen lists the legend keys with their corresponding alternates and functions. Saving Changes and Exiting the Setup Program See 4.7 Exit Menu for detailed information on saving changes and exiting the setup program.
4. BIOS SETUP 4.3 Main Menu When the Setup program is accessed, the following screen appears: 4. BIOS SETUP Main Menu System Time [XX:XX:XX] Sets your 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 or + keys to move between the hour, minute, and second fields.
4. BIOS SETUP 4.3.1 Primary & Secondary Master/Slave 4. BIOS SETUP Master/Slave Drives NOTE: Before attempting to configure a hard disk drive, make sure you have the configuration information supplied by the manufacturer of the drive. Incorrect settings may cause your system to not recognize the installed hard disk. To allow the BIOS to detect the drive type automatically, select [Auto]. Type [Auto] Select [Auto] to automatically detect an IDE hard disk drive.
4. BIOS SETUP IMPORTANT: If your hard disk was already formatted on an older previous system, incorrect parameters may be detected. You will need to enter the correct parameters manually or use low-level format if you do not need the data stored on the hard disk. If the parameters listed differ from the ones used when the disk was formatted, the disk will not be readable.
4. BIOS SETUP Head This field configures the number of read/write heads. Refer to your drive documentation to determine the correct value to enter into this field. NOTE: To make changes to this field, the Type field must be set to [User Type HDD] and the Translation Method field must be set to [Manual]. Sector This field configures the number of sectors per track. Refer to your drive documentation to determine the correct value to enter into this field.
4. BIOS SETUP Other options for “Type:” are: [CD-ROM] - for IDE CD-ROM drives [LS-120] - for LS-120 compatible floppy disk drives [ZIP-100] - for ZIP-100 compatible disk drives [MO] - for IDE magneto optical disk drives [Other ATAPI Device] - for IDE devices not listed here After using the legend keys to make your selections on this sub-menu, press the key to exit back to the Main menu.
4. BIOS SETUP Language [English] This allows selection of the BIOS’ displayed language. Currently only English is available. 4. BIOS SETUP Main Menu Supervisor Password [Disabled] / User Password [Disabled] These fields allow you to set the passwords. To set the password, highlight the appropriate field and press . Type in a password and press . You can type up to eight alphanumeric characters. Symbols and other keys are ignored.
4. BIOS SETUP 4.4 Advanced Menu 4. BIOS SETUP Advanced Menu Operating Frequency Setting [Standard] When the motherboard is set to JumperFree™ mode, this field allows you to configure the external frequency of your CPU. Select [User Define] if you want to make changes to the CPU Frequency field. When [Standard] is selected, CPU (external) Frequency will be fixed at 100MHz.
4. BIOS SETUP Spread Spectrum Control [Enabled] Leave on default setting. Spread spectrum typically reduces system electromagnetic interference (EMI) by 8dB to 10dB. CPU Level 1 Cache, CPU Level 2 Cache [Enabled] These fields allow you to choose from the default of [Enabled] or choose [Disabled] to turn on or off the CPU’s Level 1 and Level 2 built-in cache. Configuration options: [Disabled] [Enabled] CPU Level 2 Cache ECC Check [Disabled] This function controls the ECC capability in the CPU level 2 cache.
4. BIOS SETUP Notes for JumperFree Mode System Hangup If your system crashes or hangs due to improper frequency settings, power OFF your system and restart. The system will start up in safe mode running at a DRAM-to-CPU frequency ratio of 3:3 and a bus speed of 100MHz. You will then be led to BIOS setup to adjust the configurations. 4.
4. BIOS SETUP 4.4.1 Chip Configuration (Scroll down to see more items as shown.) 4. BIOS SETUP Chip Configuration Onboard PCI IDE Enable [Both] You can select to enable the primary IDE channel, secondary IDE channel, both, or disable both channels. Configuration options: [Both] [Primary] [Secondary] [Disabled] Super Bypass Function [Enabled] When set to [Enabled], the AMD-761 chipset internally bypasses certain memory to CPU pipe stages for optimal performance.
4. BIOS SETUP AGP Drive Strength P Ctrl [C] (When AGP 4X Drive Strength set to [Manual]) Configuration options: [0] [1] [2]...[F] AGP Drive Strenght N Ctrl [5] (When AGP 4X Drive Strength set to [Manual]) Configuration options: [0] [1] [2]...[F] AGP Data Strobe P Ctrl [F] (When AGP 4X Drive Strength set to [Manual]) Configuration options: [0] [1] [2]...[F] AGP Data Strobe N Ctrl [F] (When AGP 4X Drive Strength set to [Manual]) Configuration options: [0] [1] [2]...
4. BIOS SETUP AGP to DRAM Prefetch [Enabled] Configuration options: [Disabled] [Enabled] I/O Recovery Time [Medium (8 BCLKS)] This function sets the length of time for back-to-back I/O, which slows backto-back data transfers. Setting this to [Disable] will give better performance. Leave on default setting to ensure system stability.
4. BIOS SETUP 4.4.2 I/O Device Configuration Onboard FDC Swap A & B [No Swap] This field allows you to reverse the hardware drive letter assignments of your floppy disk drives. Configuration options: [No Swap] [Swap AB] 4. BIOS SETUP I/O Device Config Floppy Disk Access Control [R/W] When set to [Read Only], this field protects files from being copied to floppy disks by allowing reads from the floppy disk drive but not writes. The setup default [R/W] allows both reads and writes.
4. BIOS SETUP Onboard Parallel Port [378H/IRQ7] This field sets the address of the onboard parallel port connector. If you disable this feature, Parallel Port Mode and ECP DMA Select configurations will not be available. Configuration options: [Disabled] [378H/IRQ7] [278H/IRQ5] Parallel Port Mode [ECP+EPP] This field allows you to set the operation mode of the parallel port.
4. BIOS SETUP Game Port Function [Disabled] Enable this field to use the game port. Configuration options: [Disabled] [Enable (200h-207h)] Onboard Legacy Audio Support [Disabled] The onboard chipset is integrated with a SoundBlaster Pro controller. To use it, you must enable this field. Leave on the default setting [Disabled] if you want to use an add-on audio device. NOTE: To display the rest of the setup items, this field must be enabled (as shown below). 4.
4. BIOS SETUP 4.4.3 PCI Configuration 4. BIOS SETUP PCI Configuration Slot 1, Slot 2, Slot 3, Slot 4/5 IRQ [Auto] These fields set how IRQ use is determined for each PCI slot. The default setting for each field is [Auto], which utilizes auto-routing to determine IRQ use. Configuration options: [Auto] [NA] [3] [4] [5] [7] [9] [10] [11] [12] [14] [15] PCI/VGA Palette Snoop [Disabled] Some nonstandard VGA cards, such as graphics accelerators or MPEG video cards, may not show colors properly.
4. BIOS SETUP USB Function [Enabled] This motherboard supports Universal Serial Bus (USB) devices. Set to [Enabled] if you want to use USB devices. Configuration options: [Disabled] [Enabled] Primary VGA BIOS [PCI Card] If your computer has both PCI and AGP VGA cards, this field allows ¥ou to select which of the cards will act as your primary graphics card. [AGP Card] uses the AGP card as your primary card. The default, [PCI Card], allows your PCI graphics card to take precedence when detected.
4. BIOS SETUP PCI/PNP DMA Resource Exclusion 4. BIOS SETUP PCI Configuration DMA x Reserved for Legacy Device [No/ICU] These fields indicate whether or not the displayed DMA channel for each field is being used by an onboard legacy (non-PnP) ISA device. The default setting indicates either that the displayed DMA channel is not used or an ICU is being used to determine if an ISA device is using that channel.
4. BIOS SETUP PCI/PNP UMB Resource Exclusion 4. BIOS SETUP PCI Configuration Reserved MEM Block BASE [No/ICU] This field allows you to set the base address and block size of an onboard legacy ISA device that uses any memory segment within the C800 and DFFF address range. If you have such a device and you are not using an ICU to specify its address range, select a base address from the six available options; the Reserved MEM Block SIZE field will then appear for selecting the block size.
4. BIOS SETUP 4.4.4 Shadow Configuration Video ROM BIOS Shadow [Enabled] This field allows you to change the video BIOS location from ROM to RAM. Relocating to RAM enhances system performance, as information access is faster than the ROM. Configuration options: [Disabled] [Enabled] ASUS A7M266 User’s Manual 4. BIOS SETUP Shadow Configuration C8000-DFFFF Shadow [Disabled] These fields are used for shadowing other expansion card ROMs.
4. BIOS SETUP 4.5 Power Menu The Power menu allows you to reduce power consumption. This feature turns off the video display and shuts down the hard disk after a period of inactivity. 4. BIOS SETUP Power Menu Power Management [User Define] This option must be enabled to use any of the automatic power saving features. If this menu item is set to [Disabled], power management features will not function regardless of other field settings on this menu.
4. BIOS SETUP Video Off Option [Suspend -> Off ] This field determines when to activate the video off feature for monitor power management. Configuration options: [Always On] [Suspend -> Off] Video Off Method [DPMS OFF] This field defines the video off features. The DPMS (Display Power Management System) feature allows the BIOS to control the video display card if it supports the DPMS feature. [Blank Screen] only blanks the screen (use this for monitors without power management or “green” features.
4. BIOS SETUP 4.5.1 Power Up Control 4. BIOS SETUP Power Up Control AC PWR Loss Restart [Disabled] This allows you to set whether you want your system to reboot after the power has been interrupted. [Disabled] leaves your system off and [Enabled] reboots your system. [Previous State] sets your system back to the state it is before the power interruption.
4. BIOS SETUP 4. BIOS SETUP Power Up Control Automatic Power Up [Disabled] This allows an unattended or automatic system power up. You may configure your system to power up at a certain time of the day by selecting [Everyday] or at a certain time and day by selecting [By Date]. NOTE: Automatic Power Up will not work if the system is powered down by operating systems, such as Windows 98, that have ACPI support enabled.
4. BIOS SETUP 4.5.2 Hardware Monitor MB Temperature [xxxC/xxxF] CPU Temperature [xxxC/xxxF] JTPWR Temperature [xxxC/xxxF] The onboard hardware monitor is able to detect the MB (motherboard), CPU and power supply temperatures. Set to [Ignore] only if necessary. 4.
4. BIOS SETUP 4.6 Boot Menu Boot Sequence 4. BIOS SETUP Boot Menu The Boot menu allows you to select among the four possible types of boot devices listed using the up and down arrow keys. By using the <+> or key, you can promote devices and by using the <-> key, you can demote devices. Promotion or demotion of devices alters the priority which the system uses to search for a boot device on system power up.
4. BIOS SETUP Other Boot Device Select [INT18 Device (Network)] Configuration options: [Disabled] [SCSI/Onboard ATA Boot Device] [INT18 Device (Network)] [LANDesk (R) Service Agent] Plug & Play O/S [No] This field allows you to use a Plug-and-Play (PnP) operating system to configure the PCI bus slots instead of using the BIOS. When [Yes] is selected, interrupts may be reassigned by the OS.
4. BIOS SETUP 4.7 Exit Menu Once you have made all of your selections from the various menus in the Setup program, you should save your changes and exit Setup. Select Exit from the menu bar to display the following menu: 4. BIOS SETUP Exit Menu NOTE: Pressing does not exit this menu. You must select one of the options from this menu or from the legend bar to exit this menu.
4. BIOS SETUP Load Setup Defaults This option allows you to load the default values for each of the parameters on the Setup menus. When this option is selected or if is pressed, a confirmation is requested. Select [Yes] to load default values. You can now 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 values you previously saved.
5. SOFTWARE SETUP 5.1 Install Operating System You should always use the latest operating system and updates when using new hardware to ensure full compliancy. You may use any version of Windows 98/2000/ Millenium, but for Windows 95, you must use OSR 2.0 or later. For Windows NT 4.0, you must use Service Pack 3.0 or later. 5.2 Start Windows When you start Windows 98 for the first time after installing your motherboard, Windows will detect all plug-and play devices.
5. SOFTWARE SETUP • • • • • • • • • • VIA 4 in 1 drivers: Installs Bus Master PCI IDE Driver, AGP VxD Driver, VIA Chipset Functions Registry, and IRQ Routing Miniport Driver. AMD Miniport Driver: Installs the necessary AGP miniport drivers to resolve AGP problems under Windows 9x. USB patch file for AMD K7: Some USB devices may not work under Windows 98 Second Edition. To enable USB support in Windows 98 SE, install this USB patch. Install ASUS PC Probe Vx.
5. SOFTWARE SETUP 5.4 Uninstalling Programs Add/Remove Programs is a basic component within Windows. You may use this function if a program does not provide its own uninstallation program. (1) Double-click here to open the Add/Remove Programs Properties dialog box. 5. S/W SETUP Windows 98 (2) Select the program to remove and click here. (3) Click here.
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6. SOFTWARE REFERENCE 6. S/W REFERENCE ASUS PC Probe 6.1 ASUS PC Probe ASUS PC Probe is a convenient utility to continuously monitor your computer system’s vital components, such as fan rotations, voltages, and temperatures. It also has a utility that lets you review useful information about your computer, such as hard disk space, memory usage, and CPU type, CPU speed, and internal/external frequencies through the DMI Explorer. 6.1.
6. SOFTWARE REFERENCE 6. S/W REFERENCE ASUS PC Probe 6.1.2 Using ASUS PC Probe Monitoring Monitor Summary Shows a summary of the items being monitored. Temperature Monitor Shows the PC’s temperature (for supported processors only). Temperature Warning threshold adjustment (Move the slider up to increase the threshold level or down to decrease the threshold level) Fan Monitor Shows the PC’s fan rotation.
6. SOFTWARE REFERENCE 6. S/W REFERENCE ASUS PC Probe Settings Lets you set threshold levels and polling intervals or refresh times of the PC’s temperature, fan rotation, and voltages. CPU Cooling System Setup Lets you select when to enable software CPU cooling. When When CPU Overheated is selected, the CPU cooling system is enabled whenever the CPU temperature reaches the threshold value. History Lets you record the monitoring activity of a certain component of your PC for future reference.
6. SOFTWARE REFERENCE 6. S/W REFERENCE ASUS PC Probe Memory Shows the PC’s memory load, memory usage, and paging file usage. Device Summary Shows a summary of devices in your PC. DMI Explorer Shows information pertinent to the PC, such as CPU type, CPU speed, and internal/external frequencies, and memory size. Utility Lets you run programs outside of the ASUS Probe modules. To run a program, click Execute Program. NOTE: This feature is currently unavailable.
6. SOFTWARE REFERENCE 6. S/W REFERENCE ASUS PC Probe 6.1.3 ASUS PC Probe Task Bar Icon Right clicking the PC Probe icon will bring up a menu to open or exit ASUS PC Probe and pause or resume all system monitoring. When the ASUS PC Probe senses a problem with your PC, portions of the ASUS PC Probe icon changes to red, the PC speaker beeps, and the ASUS PC Probe monitor is displayed.
6. SOFTWARE REFERENCE 6. S/W REFERENCE ASUS Update 6.2 ASUS Update ASUS LiveUpdate is a utility that allows you to update your motherboard’s BIOS and drivers. The use of this utility requires that you are properly connected to the Internet through an Internet Service Provider (ISP). 1. Start ASUS Update Launch the utility from Start | Programs | ASUS Utility | ASUS Update Vx.xx. 2. Select an update method. 3.
6. SOFTWARE REFERENCE 6. S/W REFERENCE XGPlayer 6.3 YAMAHA XGPlayer The XGplayer is an application that is used to playback multimedia files. The XGplayer allows playback of MIDI files (.mid, .rmi), audio files (.wav, .mp3), movie files (.avi, .mpg) and audio CDs all from a single application. With MIDI files, you can mix, arrange (change voices/effects) and attach MIDI files to e-mails. Also, its links to various Internet services allows you to listen to music on web sites or purchase music easily. 6.3.
6. SOFTWARE REFERENCE 6. S/W REFERENCE XGPlayer 6.3.2 YAMAHA XGstudio Player Control Panel Select Next Song Select Previous Song Rewind Fast Forward Pause Playback Select Final Song Select Top Song Song Number Display Master Volume Control Power Setup Polyphony CPU Usage Rate Key Control Tempo Control 6.3.3 YAMAHA XGstudio Mixer Control Panel To open the Mixer Panel, click the Open Mixer icon Polyphony on the Main Panel.
6. SOFTWARE REFERENCE To open the Minimize Panel, click theMinimize icon Return to Original State Help Open Mixer 6. S/W REFERENCE XGPlayer 6.3.4 YAMAHA XGplayer Minimize Panel on the Main Panel. Master Volume Slider Version Information Power Song Name Display Time Display Stop Pause Playback Select Next Song Select Previous Song 6.3.5 Troubleshooting It cannot be installed. • • Is the operating environment saturated? Check hard disk capacity, memory capacity, OS, etc.
6. SOFTWARE REFERENCE 6. S/W REFERENCE XGPlayer The performance tempo is distorted, or the sound is choppy. Mouse reaction becomes slow. • • This will happen if you put an extra load on the CPU during a performance by starting another application, accessing a floppy disk, or CD-ROM driver, etc. Processing requirements may exceed the performance capabilities of your CPU.
7. APPENDIX 7. APPENDIX ASUS LAN Card 7.1 PCI-L101 Fast Ethernet Card LEDs LAN Activity Output Signal Intel Chipset RJ45 Wake on LAN Output Signal ASUS Motherboard type Other If you are using the ASUS PCI-L101 on an ASUS motherboard, leave the jumper on its defaut setting of “ASUS.” If you are using another brand of motherboard, set the jumper to “Other.” Connect the Wake on LAN (WOL) output signal to the motherboard’s WOL_CON in order to utilize the wake on LAN feature of the motherboard.
7. APPENDIX 7.1.1 Features 7. APPENDIX ASUS LAN Card • • • • • • • • • • • • Intel 82558 Ethernet LAN Controller (Fully integrated 10BASE-T/100BASE-TX) Wake-On-LAN Remote Control Function Supported PCI Bus Master Complies to PCI Local Bus Rev. 2.1 specifications Consists of MAC & PHY (10/100Mbps) interfaces Complies to IEEE 802.3 10BASE-T and IEEE 802.3u 100BASE-TX interfaces Fully supports 10BASE-T & 100BASE-TX operations through a single RJ45 port Supports 32-bit Bus Master Technology / PCI Rev. 2.
7. APPENDIX 7.2 Modem Riser 7.2.1 56K Software Modem Layout of Primary MR 7.2.2 Primary/Seconday MR Top: There are two types of modem risers: primary MR and secondary MR. In appearance, the primary MR has a crystal onboard but the secondary does not. If your motherboard has an audio codec and no PCI audio chipset onboard, you may use the secondary MR; otherwise, you should use the primary MR. Bottom: 7.
7. APPENDIX 7.2.4 Software Setup in Windows 98 The Modem Riser supports the Plug and Play feature. It allows your computer to automatically set the optimal configurations for the MR and communication software. Follow the procedure below to install the modem driver. 1. Power ON the computer after the hardware installation is completed. 7. APPENDIX Modem Riser 2. Windows 98 will automatically detect the modem and display a “PCI Card” message under “Add New Hardware Found”. 3.
7. APPENDIX 7.3 Glossary Bus PCI AGP 1X AGP 2X AGP 4X Bus Frequency 33MHz 66MHz 66MHz 66MHz Bandwidth 33MHz 66MHz 133MHz 266MHz 7 . APPENDIX Glossary 1394 1394 is the IEEE designation for the high performance serial bus at 12.5, 25 or 50MBytes/sec speeds. This serial bus defines both a back plane physical layer and a point-to-point cable-connected virtual bus.
7. APPENDIX 7. APPENDIX Glossary Boot Boot means to start the computer operating system by loading it into system memory. When the manual instructs you to “boot” your system (or computer), it means to turn ON your computer. “Reboot” means to restart your computer. When using Windows 95 or later, selecting “Restart” from “Start | Shut Down...” will reboot your computer. Bus Master IDE PIO (Programmable I/O) IDE requires that the CPU be involved in IDE access and waiting for mechanical events.
7. APPENDIX ASUS A7M266 User’s Manual 7 . APPENDIX Glossary LPT Port (Line Printer Port) Logical device name reserved by DOS for the computer parallel ports. Each LPT port is configured to use a different IRQ and address assignment. MMX A set of 57 new instructions based on a technique called Single Instruction, Multiple Data (SIMD), which is built into the new Intel Pentium PP/MT (P55C) and Pentium II (Klamath) CPU as well as other x86-compatible microprocessors.
7. APPENDIX 7. APPENDIX Glossary ROM (Read Only Memory) ROM is nonvolatile memory used to store permanent programs (called firmware) used in certain computer components. Flash ROM (or EEPROM) can be reprogrammed with new programs (or BIOS). SCSI (Small Computer System Interface) High speed multi-threaded I/O interface defined by the X3T9.2 committee of the American National Standards Institute (ANSI) for connecting many peripheral devices.
