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Manual Asus p4b266

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  • Asus p4b266 - page 1

    Motherboard ® P4B266 User Guide ...

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    ii Checklist Copyright © 2001 ASUST eK 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 ...

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    iii Features Contents FCC/CDC statements ..................................................................... vi Safety information .......................................................................... vi i About this guide ............................................................................ viii How this guide is organized .......... ...

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    iv Safeguards Contents 2.6.1 Installing an expansion card .................................. 2-13 2.6.2 Configuring an expansion card ............................. 2-13 2.6.3 PCI slots ............................................................... 2-15 2.6.4 AGP slot ............................................................... 2-15 2.6.5 CNR sl ...

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    v Contents Chapter 5: Software support ............................................... 5- 1 5.1 Install an operating system .................................................. 5 -1 5.2 Support CD information ....................................................... 5- 1 5.2.1 Running the support CD ......................................... 5-1 5.2.2 M ...

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    vi FCC/CDC st atements 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 ...

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    vii Safety information Electrical safety • T o 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 al ...

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    viii About this guide This user guide contains the information you need when installing the ASUS P4B266 motherboard. How this guide is organized This manual contains the following parts: • Chapter 1: Product introduction This chapter describes the features of the P4B266 motherboard. It includes brief descriptions of the special attributes of the ...

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    ix Conventions used in this guide T o make sure that you perform certain tasks properly , take note of the following symbols used throughout this manual. Where to find more information Refer to the following sources for additional information and for product and software updates. 1 . ASUS W ebsites The ASUS websites worldwide provide updated inform ...

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    x ASUS contact infor mation ASUST eK COMPUTER INC. (Asia-Pacific) Address: 150 Li-T e Road, Peitou, T aipei, T aiwan 1 12 General T el: +886-2-2894-3447 General Fax: +886-2-2894-3449 General Email: info@asus.com.tw T echnical Support MB/Others (T el): +886-2-2890-7121 (English) Notebook (T el): +886-2-2890-7122 (English) Desktop/Server (T el): +886 ...

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    Chapter 1 This chapter describes the features of the P4B266 motherboard. It includes brief explanations of the special attributes of the motherboard and the new technology it supports. Product introduction ...

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    ASUS P4B266 motherboard ...

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    ASUS P4B266 motherboard user guide 1-1 1 . 1 Welcome! Thank you for buying the ASUS ® P4B266 motherboard! The ASUS P4B266 motherboard delivers a host of new features and latest technology making it another standout in the long line of ASUS quality motherboards! The P4B266 incorporates the Intel ® Pentium ® 4 Processor in 478-pin package/Northwoo ...

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    1-2 Chapter 1: Product introduction 1 .3 Special features 1.3.1 Product highlights Latest processor technology The P4B266 motherboard supports the latest Intel Pentium 4 478/ Northwood Processor , also known as P4, via a 478-pin surface mount ZIF socket. The Pentium 4 processor utilizes the advanced 0.18 micron processor core in FC-PGA2 package for ...

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    ASUS P4B266 motherboard user guide 1-3 ASUS EZ Plug ™ This patented ASUS technology lets you use your existing power supply rather than buying a new A TX 12V power supply . The ASUS EZ Plug ™ is a 4-pin auxillary +12V connector mounted on the motherboard that connects a regular 4-pin device power connector from the power supply . This connector ...

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    1-4 Chapter 1: Product introduction 1 .4 Over view Before you install the P4B266 motherboard, familiarize yourself with its physical configuration and available features to facilitate the motherboard installation and future upgrades. A sufficient knowledge of the motherboard specifications will also help you avoid mistakes that may damage the board ...

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    ASUS P4B266 motherboard user guide 1-5 23 4 22 14 11 18 20 19 1 12 5 6 15 13 21 10 9 8 7 16 17 23 24 25 26 27 28 29 32 31 30 ...

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    1-6 Chapter 1: Product introduction A TX 12V connector . This power connector connects the 4-pin 12V plug from the A TX 12V power supply . CPU socket. A 478-pin surface mount, Zero Insertion Force (ZIF) socket called mPGA478 B. This socket accommodates the Intel ® Pentium ® 4 478/Northwood Processor with 400MHz system bus. North bridge controller ...

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    ASUS P4B266 motherboard user guide 1-7 Super I/O controller . This Low Pin Count (LPC) interface provides the commonly used Super I/O functionality . The chipset supports a high-performance floppy disk controller for a 360K/720K/1.44M/ 2.88M floppy disk drive, a multi-mode parallel port, two standard compatible UAR T s, a Standard Infrared (SIR), o ...

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    1-8 Chapter 1: Product introduction PCI slots. These six 32-bit PCI 2.2 expansion slots support bus master PCI cards like SCSI or LAN cards with 133MB/s maximum throughput. LAN PHY . This Intel 82562ET LAN PHY works with the integrated MAC in the South Bridge (ICH2) to fully support 10BASE-T/ 100BASE-TX Ethernet networking. (on LAN models only) AGP ...

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    Chapter 2 Hardware information This chapter describes the hardware setup procedures that you have to perform when installing system components. It includes details on the switches, jumpers, and connectors on the motherboard. ...

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    ASUS P4B266 motherboard ...

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    ASUS P4B266 motherboard user guide 2-1 2. 1 Motherboard ins tallation Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. The P4B266 uses the A TX form factor that measures 12 inches x 9.4 inches, a standard fit for most chassis. Do not overtighten the screws! Doing so may damage ...

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    2-2 Chapter 2: Hardware information 2.2 Motherboard layout The audio, USB 2.0, and LAN features are optional. These components are grayed out in the above motherboard layout. For System Integrators: The SD and MS connectors may or may not be mounted depending on required specifications. A TX Power Connector DDR DIMM2 (64/72 bit, 184-pin module) 2 3 ...

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    ASUS P4B266 motherboard user guide 2-3 2.3 Before you proceed T ake note of the following precautions before you install motherboard components or change any motherboard settings. 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 ...

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    2-4 Chapter 2: Hardware information 2.4 Central Pr ocessing Unit (CPU) 2.4.1 Overview The motherboard comes with a surface mount 478-pin Zero Insertion Force (ZIF) socket. This socket is specifically designed for the Intel ® Pentium ® 4 478/Northwood Processor . The Intel Pentium 4 Processor in the 478-pin package uses the Flip-Chip Pin Grid Arra ...

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    ASUS P4B266 motherboard user guide 2-5 2.4.2 Installing the CPU Follow these steps to install a CPU. 1. Locate the 478-pin ZIF socket on the motherboard. 2. Unlock the socket by pressing the lever sideways, then lift it up to a 90 ° -100 ° angle. Socket Lever Make sure that the socket lever is lifted up to 90 ° -100 ° angle, otherwise the CPU d ...

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    2-6 Chapter 2: Hardware information 3. Position the CPU above the socket such that its marked corner matches the base of the socket lever . 4. Carefully insert the CPU into the socket until it fits in place. The CPU fits only in one correct orientation. DO NOT force the CPU into the socket to prevent bending the pins and damaging the CPU! 5. When t ...

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    ASUS P4B266 motherboard user guide 2-7 2.4.3 Installing the heatsink and fan The Intel ® Pentium ® 4 478/Northwood Processor requires a specially designed heatsink and fan assembly to ensure optimum thermal condition and performance. The retention module base is already installed on the motherboard upon purchase. Y ou do not have to remove the re ...

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    2-8 Chapter 2: Hardware information 2. Position the fan with the retention mechanism on top of the heatsink. Align and snap the four hooks of the retention mechanism to the holes on each corner of the module base. Keep the retention locks lifted upward while fitting the retention mechanism to the module base. Make sure that the fan and retention me ...

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    ASUS P4B266 motherboard user guide 2-9 2.4.4 Connecting the CPU fan cable When the fan, heatsink, and the retention mechanism are in place, connect the CPU fan cable to the connector on the motherboard labeled CPU_F AN. 3. Push down the locks on the retention mechanism to secure the heatsink and fan to the module base. When secure, the retention lo ...

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    2-10 Chapter 2: Hardware information 2.5 System memor y 2.5.1 Overview The motherboard comes with three Double Data Rate (DDR) Dual Inline Memory Module (DIMM) sockets. These sockets support up to 2GB system memory using 184-pin unbuffered ECC or non-ECC PC2100/1600 DIMMs. A DDR DIMM is keyed with a notch so that it fits in only one direction. DO N ...

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    ASUS P4B266 motherboard user guide 2-11 2.5.2 Memory configurations 2.5.3 Installing a DIMM Make sure to unplug the power supply before adding or removing DIMMs or other system components. Failure to do so may cause severe damage to both the motherboard and the components. Follow these steps to install a DIMM. 1. Unlock a DIMM socket by pressing th ...

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    2-12 Chapter 2: Hardware information 2.5.4 Removing a DIMM Follow these steps to remove a DIMM. 1. Simultaneously press the retaining clips outward to unlock the DIMM. Support the DIMM lightly with your fingers when pressing the retaining clips. The DIMM might get damaged when it flips out with extra force. 2. Remove the DIMM from the socket. 3. Fi ...

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    ASUS P4B266 motherboard user guide 2-13 2.6 Expansion slots In the future, you may need to install expansion cards. The motherboard has six PCI slots, one Accelerated Graphics Port (AGP) slot, and a Communications and Networking Riser (CNR) slot. The following sub- sections describe the slots and the expansion cards that they support. 2.6.1 Install ...

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    2-14 Chapter 2: Hardware information Standard Interrupt Assignments IRQ Priority Standard Function 0 1 System T imer 1 2 Keyboard Controller 2 N/A Programmable Interrupt 3* 1 1 Communications Port (COM2) 4* 12 Communications Port (COM1) 5* 13 Sound Card (sometimes LPT2) 6 14 Floppy Disk Controller 7* 15 Printer Port (LPT1) 8 3 System CMOS/Real T im ...

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    ASUS P4B266 motherboard user guide 2-15 2.6.3 PCI slots There are six 32-bit PCI slots in this motherboard. The slots support PCI cards such as a LAN card, SCSI card, USB card, and other cards that comply with PCI specifications. The following figure shows a LAN card installed on a PCI slot. 2.6.4 AGP slot This motherboard has an Accelerated Graphi ...

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    2-16 Chapter 2: Hardware information 2.6.5 CNR slot The Communications and Networking Riser (CNR) slot supports interface cards that integrates audio, modem, and network functionality . The CNR specification supports interfaces including: • Audio Codec ‘ 97 (AC ’ 97) - for audio and/or modem functions • Local Area Network (LAN) - for networ ...

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    ASUS P4B266 motherboard user guide 2-17 2.7 Switches and jumper s The motherboard frequency is adjusted through the DIP switches. The white block represents the switch position. The illustration below shows all the switches in the OFF position. The JEN jumper is set in conjunction with the DIP switches. In JumperFree mode, set all the DIP switches ...

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    2-18 Chapter 2: Hardware information 2. CPU Core:Bus frequency multiple (SWITCH Switches 1-4) This option sets the frequency multiple between the CPU internal and external frequencies. This must be set in conjunction with the CPU Bus Frequency . Make sure that the JEN jumper is set to jumper mode before setting the above switches. The option to set ...

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    ASUS P4B266 motherboard user guide 2-19 3. CPU frequency selection (SWITCH Switches 5-9) This option tells the clock generator what frequency to send the CPU. This allows the selection of the CPU ’ s external frequency (or Bus Clock). The BUS Clock multiplied by the Frequency Multiple equals the CPU ’ s internal frequency (the advertised CPU sp ...

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    2-20 Chapter 2: Hardware information 4. Keyboard power (3-pin KBPWR) 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 is the Space Bar). This feature requires an A TX power supply that can supply at leas ...

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    ASUS P4B266 motherboard user guide 2-21 6. USB device wake-up (3-pin USBPWR01, USBPWR23) Set 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 ...

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    2-22 Chapter 2: Hardware information 8. VCORE over-voltage (3-pin OVER_VOL T) When enabled, this jumper allows a CPU Vcore setting range of +1.75V to +2.1V for Pentium 4 Willamette processor , and a 1.50V to 1.75V range for Northwood processor through BIOS Setup. When disabled, the allowed Vcore settings are lower . Setting to a very high core volt ...

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    ASUS P4B266 motherboard user guide 2-23 10. Bass/Center setting (3-pin BCS1, BCS2) (on audio models only) These jumpers allow you to select the speaker output for a 6-channel audio system. No audio standard exists for the three pick-up surfaces on male audio ports, so it is necessary to switch the jumpers from the default position CENTER/BASS (pins ...

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    2-24 Chapter 2: Hardware information 12. Clear RTC RAM (CLRTC) These solder points allow you to clear the Real T ime Clock (R TC) RAM in CMOS. Y ou can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. The RAM data in CMOS, that include system setup information such as system passwords, is powered by ...

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    ASUS P4B266 motherboard user guide 2-25 2.8 Connectors This section describes and illustrates the internal connectors on the motherboard. 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. Alw ...

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    2-26 Chapter 2: Hardware information 2. IDE connectors (40-1 pin PRIMAR Y IDE/SECONDAR Y IDE) This connector supports the provided UltraDMA/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/100/66 slave device (hard disk ...

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    ASUS P4B266 motherboard user guide 2-27 3. Floppy disk drive connector (34-1 pin FLOPPY) This 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). 4. Chassis open a ...

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    2-28 Chapter 2: Hardware information 5. CPU, Chassis, and Power Fan Connectors (3-pin CPU_F AN, PWRF AN, CH_F AN) The three fan connectors support cooling fans of 350mA (4.2 W atts) or a total of 1A (12W) at +12V . Orient the fans so that the heat sink fins allow air flow to go across the onboard heat sinks instead of the expansion slots. The fan w ...

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    ASUS P4B266 motherboard user guide 2-29 6. ASUS EZ Plug ™ and A TX power connectors (20-pin A TXPWR, 4-pin A TX+12V , 4-pin AUX+12V) These connectors connect to an A TX 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 connect ...

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    2-30 Chapter 2: Hardware information 7. USB headers (10-1 pin USB1 1_23, USB20_12, USB20_34) If the USB port connectors on the rear panel are inadequate, three USB headers are available for additional USB port connectors. The header labeled USB1 1_23 complies with the Universal Serial Bus (USB) 1.1 specification. Connect the bundled 2-port USB conn ...

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    ASUS P4B266 motherboard user guide 2-31 8. SMBus connector (6-1 pin SMB) This connector allows you to connect SMBus (System Management Bus) devices. Devices communicate with an SMBus host and/or other SMBus devices using the SMBus interface. SMBus is a specific implementation of an I 2 C bus, a multi-device bus that allows multiple chips to connect ...

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    2-32 Chapter 2: Hardware information 10. Line in connector (5-pin LINE_IN) (optional) This connector is for a front panel Line In jack with a return path for automatic signal switching. 1 1. Front panel audio connector (10-1 pin IAP ANEL) (optional) This is an interface for the Intel front panel audio cable that allow convenient connection and cont ...

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    ASUS P4B266 motherboard user guide 2-33 12. ASUS iPanel connector (24-1 pin AFP ANEL) (optional) This connector allows you to connect an optional ASUS iPanel, an easy-to-access drive bay with front I/O ports and status LEDs. If you are not using an ASUS iPanel, you can connect an optional wireless transmitting and receiving infrared module to the S ...

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    2-34 Chapter 2: Hardware information 15. SD and MS connectors (10-pin SD, MS)* These connectors support the sophisticated memory devices called Secure Digital (SD) memory card and Memory Stick (MS). These devices facilitate fast and secure downloading of all types of digital files such as photos, music, news, and movies. Y ou may also use SD and MS ...

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    ASUS P4B266 motherboard user guide 2-35 17. Power supply thermal connector (2-pin TRPWR) If your power supply has a thermal monitoring feature, connect its thermal sensor cable to this connector . P4B266 ® P4B266 Power Supply Thermal Connector Ground TRPWR 16. Infrared module connector (two 5-1 pin IR_CON) This connector supports an optional wirel ...

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    2-36 Chapter 2: Hardware information 18. System panel connector (20-pin P ANEL) This connector accommodates several system front panel functions. • 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 , and blinks when the system is in sleep mode. • Key ...

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    ASUS P4B266 motherboard user guide 2-37 • A TX Power Switch / Soft-Off Switch Lead (2-pin PWRBTN) 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 tha ...

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    2-38 Chapter 2: Hardware information ...

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    Chapter 3 Powering up This chapter describes the power up sequence and gives information on the BIOS beep codes. ...

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    ASUS P4B266 motherboard ...

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    ASUS P4B266 motherboard user guide 3-1 3. 1 St ar ting up for t he firs t time 1. After making all the connections, replace the system case cover . 2. Be sure that all switches are off. 3. Connect the power cord to the power connector at the back of the system chassis. 4. Connect the power cord to a power outlet that is equipped with a surge protec ...

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    3-2 Chapter 3: Powering up 3.2 V ocal POST Messages This motherboard includes the Winbond speech controller to support a special feature called the ASUS POST Reporter ™ . This feature gives you vocal POST messages and alerts to inform you of system events and boot status. In case of a boot failure, you will hear the specific cause of the problem. ...

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    ASUS P4B266 motherboard user guide 3-3 No keyboard detected • Check your keyboard if properly connected to the purple PS/2 connector on the rear panel. • See section “ 1.3.1 Identifying the motherboard components ” for the location of the connector . No floppy disk detected • Make sure you have connected a floppy disk to the floppy disk c ...

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    3-4 Chapter 3: Powering up 3.3 Powering of f the com puter Y ou must first exit the operating system and shut down the system before switching off the power . For A TX power supplies, you can press the A TX power switch after exiting or shutting down the operating system. If you use Windows 95/98/2000/XP , click the Start button, click Shut Down, t ...

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    Chapter 4 BIOS setup This chapter tells how to change system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided. ...

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    ASUS P4B266 motherboard ...

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    ASUS P4B266 motherboard user guide 4-1 4. 1 Managing and updating your BIOS 4.1.1 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 (AFLASH.EXE) to a bootable floppy disk in case you need to reinstall the BIOS later . AFLASH.EXE is a Flash Me ...

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    4-2 Chapter 4: BIOS Setup 5. Select 1. Save Current BIOS to File from the Main menu and press <Enter>. The Save Current BIOS T o File screen appears. 6. T ype a filename and the path, for example, A:XXX-XX.XXX, then press <Enter>. ...

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    ASUS P4B266 motherboard user guide 4-3 1. Download an updated ASUS BIOS file from the Internet (WWW or FTP) (see ASUS CONT ACT INFORMA TION on page x for details) and save to the boot floppy disk you created earlier . 2. Boot from the floppy disk. 3. At the “ A: ” prompt, type AFLASH and then press <Enter>. 4. At the Main Menu, type 2 th ...

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    4-4 Chapter 4: BIOS Setup 7. The utility starts to program the new BIOS information into the Flash ROM. The boot block is updated automatically only when necessary . This minimizes the possibility of boot problems in case of update failures. When the programming is done, the message “Flashed Successfully” appears. 8. Follow the onscreen instruc ...

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    ASUS P4B266 motherboard user guide 4-5 4.2 BIOS Setup progr am This motherboard supports a programmable EEPROM that you can update using the provided utility described in section “ 4.1 Managing and updating your BIOS. ” Use the BIOS Setup program when you are installing a motherboard, reconfiguring your system, or prompted to “ Run Setup ” ...

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    4-6 Chapter 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. ADV ANCED 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 ...

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    ASUS P4B266 motherboard user guide 4-7 General help In addition to the Item Specific Help window , the BIOS setup program also provides a General Help screen. Y ou 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 their corresponding funct ...

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    4-8 Chapter 4: BIOS Setup System Time [XX:XX:XX] Sets the system to the time that you specify (usually the current time). The format is hour , minute, second. V alid values for hour , minute and second are Hour: (00 to 23), Minute: (00 to 59), Second: (00 to 59). Use the <T ab> or <Shift> + <T ab> keys to move between the hour , m ...

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    ASUS P4B266 motherboard user guide 4-9 4.3.1 Primary and Secondary Master/Slave T ype [Auto] Select [Auto] to automatically detect an IDE hard disk drive. If automatic detection is successful, Setup 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 dr ...

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    4-10 Chapter 4: BIOS Setup If no drive is installed or if you are removing a drive and not replacing it, select [None]. Other options for the T ype field are: [CD-ROM] - for IDE CD-ROM drives [LS-120] - for LS-120 compatible floppy disk drives [ZIP] - for ZIP-compatible disk drives [MO] - for IDE magneto optical disk drives [Other A T API Device] - ...

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    ASUS P4B266 motherboard user guide 4-11 T ranslation Method [LBA] Select 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 . Configura ...

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    4-12 Chapter 4: BIOS Setup SMART Monitoring [Disabled] This field allows you to enable or disable the S.M.A.R.T . (Self-Monitoring, Analysis and Reporting T echnology) system that utilizes internal hard disk drive monitoring technology . This parameter is normally disabled because the resources used in the SMART monitoring feature may decrease syst ...

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    ASUS P4B266 motherboard user guide 4-13 4.3.2 Keyboard Features Boot Up NumLock Status [On] This field enables users to activate the Number Lock function upon system boot. Configuration options: [Of f] [On] Keyboard Auto-Repeat Rate [6/Sec] This controls the speed at which the system registers repeated keystrokes. Options range from 6 to 30 charact ...

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    4-14 Chapter 4: BIOS Setup Language [English] This field displays the BIOS language version. Supervisor Password [Disabled] / User Password [Disabled] These fields allow you to set passwords. T o set a password, highlight the appropriate field and press <Enter>. T ype in a password then press <Enter>. Y ou can type up to eight alphanume ...

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    ASUS P4B266 motherboard user guide 4-15 4.4 Advanced Menu CPU Speed [Manual] When the motherboard is set to JumperFree ™ mode, this field allows you to select the internal frequency of the CPU. Select [Manual] if you want to make changes to the two subsequent fields. Note that selecting a frequency higher than the CPU manufacturer recommends may ...

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    4-16 Chapter 4: BIOS Setup CPU VCore Setting [Auto] The [Manual] setting allows you to manually select the core voltage supplied to the CPU (see next item). However , it is recommended that you keep the default setting [Auto] to allow the system to automatically determine the appropriate CPU core voltage. CPU VCore [1.750V] (for Willamette) , [1.50 ...

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    ASUS P4B266 motherboard user guide 4-17 BIOS Update [Enabled] This field functions as an update loader integrated into the BIOS to supply the processor with the required data. When set to [Enabled], the BIOS loads the update on all processors during system bootup. Configuration options: [Disabled] [Enabled] PS/2 Mouse Function Control [Auto] The de ...

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    4-18 Chapter 4: BIOS Setup 4.4.1 Chip Configuration The DDR SDRAM CAS Latency parameter appears only when you set the SDRAM Configuration to [User Defined]. SDRAM RAS to CAS Delay [3T] This item controls the latency between the DDR SDRAM active command and the read/write command. The DDR SDRAM RAS to CAS Delay parameter appears only when you set th ...

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    ASUS P4B266 motherboard user guide 4-19 SDRAM Idle Timer [Infinite] Configuration options: [Infinite] [0T] [8T] [16T] [64T] Optimization Mode [Normal] This parameter allows you to enhance system performance and overclocking capability when set to [T urbo 1] or [T urbo 2]. If you encounter any problems with the turbo settings, return to the default ...

  • Asus p4b266 - page 88

    4-20 Chapter 4: BIOS Setup V ideo Memory Cache Mode [UC] USWC (uncacheable, speculative write combining) is a new cache technology for the video memory of the processor . It can greatly improve the display speed by caching the display data. Y ou must set this to UC (uncacheable) if your display card does not support this feature, otherwise the syst ...

  • Asus p4b266 - page 89

    ASUS P4B266 motherboard user guide 4-21 4.4.2 I/O Device Configuration Floppy Disk Access Control [R/W] When set to [Read Only], this parameter protects files from being copied to floppy disks by allowing reads from, but not writes to, the floppy disk drive. The default setting [R/W] allows both reads and writes. Configuration options: [R/W] [Read ...

  • Asus p4b266 - page 90

    4-22 Chapter 4: BIOS Setup Parallel Port Mode [ECP+EPP] This field allows you to set the operation mode of the parallel port. [Normal] allows normal-speed operation but in one direction only; [EPP] allows bidirectional parallel port operation; [ECP] allows the parallel port to operate in bidirectional DMA mode; [ECP+EPP] allows normal speed operati ...

  • Asus p4b266 - page 91

    ASUS P4B266 motherboard user guide 4-23 Slot 1/5, Slot 2, Slot 3, Slot 4, Slot 6 IRQ [Auto] These fields automatically assign the IRQ for each PCI slot. The default setting for each field is [Auto], which utilizes auto-routing to determine IRQ assignments. Configuration options: [Auto] [NA] [3] [4] [5] [7] [9] [10] [1 1] [12] [14] [15] PCI/VGA Pale ...

  • Asus p4b266 - page 92

    4-24 Chapter 4: BIOS Setup IRQ XX Reserved [No/ICU] These fields indicate whether or not the displayed IRQ for each field is being used by a legacy (non-PnP) ISA card. The setting [No/ICU] for an IRQ field indicates that you are using the ISA Configuration Utility (ICU), and that this particular IRQ is NOT required by a legacy ISA card. Set the IRQ ...

  • Asus p4b266 - page 93

    ASUS P4B266 motherboard user guide 4-25 4.5 Power Menu The Power menu allows you to reduce power consumption. This feature turns of f the video display and shuts down the hard disk after a period of inactivity . Power Management [User Defined] This field allows you to activate or deactivate the automatic power saving features. When set to [Disabled ...

  • Asus p4b266 - page 94

    4-26 Chapter 4: BIOS Setup V ideo Off Option [Suspend -> Off ] This field determines when to activate the video off feature for monitor power management. Configuration options: [Always On] [Suspend -> Off] V ideo Off Method [DPMS OFF] This field defines the video of f features. The Display Power Management System (DPMS) feature allows the BIO ...

  • Asus p4b266 - page 95

    ASUS P4B266 motherboard user guide 4-27 4.5.1 Power Up Control AC PWR 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. Configurati ...

  • Asus p4b266 - page 96

    4-28 Chapter 4: BIOS Setup Power On By PS/2 Keyboard [Space Bar] This parameter allows you to use specific keys on the keyboard to turn on the system. This feature requires an A TX power supply that provides at least 1A on the +5VSB lead. Configuration options: [Disabled] [Space Bar] [Ctrl-Esc] [Power Key] Power On By PS/2 Mouse [Disabled] When set ...

  • Asus p4b266 - page 97

    ASUS P4B266 motherboard user guide 4-29 4.5.2 Hardware Monitor MB T emperature [xxxC/xxxF] CPU T emperature [xxxC/xxxF] The onboard hardware monitor automatically detects the motherboard and CPU temperatures and shows the values opposite these items. CPU Fan Speed [xxxxRPM] Power Fan Speed [xxxxRPM) Chassis Fan Speed [N/A] The onboard hardware moni ...

  • Asus p4b266 - page 98

    4-30 Chapter 4: BIOS Setup Boot Sequence 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 <Space> key , you can promote devices and by using the <-> key , you can demote devices. Promotion or demotion of devices alters the priority which t ...

  • Asus p4b266 - page 99

    ASUS P4B266 motherboard user guide 4-31 Other Boot Device Select [INT18 Device (Network)] Configuration options: [Disabled] [SCSI Boot Device] [INT18 Device (Network)] 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 [Y es] is selected, interr ...

  • Asus p4b266 - page 100

    4-32 Chapter 4: BIOS Setup Interrupt Mode [APIC] The Advanced Programmable Interrupt Controller (APIC) setting allows you to distribute interrupt routings other than the 16 IRQs. The Programmable Interrupt Controller (PIC) setting allows you to use the 16 IRQs only . Configuration options: [PIC] [APIC] ...

  • Asus p4b266 - page 101

    ASUS P4B266 motherboard user guide 4-33 4.7 Exit Menu When you have made all of your selections from the various menus in the Setup program, save your changes and exit Setup. Select Exit from the menu bar to display the following menu. Exit Saving Changes Once you are finished making your selections, choose this option from the Exit menu to ensure ...

  • Asus p4b266 - page 102

    4-34 Chapter 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 you select this option or if you press <F5>, a confirmation window appears. Select [Y es] to load default values. Select Exit Saving Changes or make other changes before saving the values to the ...

  • Asus p4b266 - page 103

    Chapter 5 Software support This chapter describes the contents of the support CD that comes with the motherboard package. ...

  • Asus p4b266 - page 104

    ASUS P4B266 motherboard ...

  • Asus p4b266 - page 105

    ASUS P4B266 motherboard user guide 5-1 5. 1 Inst all an operating system This motherboard supports Windows 98/ME/NT/2000/XP and OS/2 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 procedure ...

  • Asus p4b266 - page 106

    5-2 Chapter 5: Software support 5.2.2 Main menu From the welcome screen, the program takes you directly to the main menu. The main menu displays an image of the motherboard, and the buttons and icons that link you to the software, drivers, utilities, and other information contained in the support CD. If the welcome screen did not appear automatical ...

  • Asus p4b266 - page 107

    ASUS P4B266 motherboard user guide 5-3 5.2.3 Software menu The software menu shows the applications and other software that the motherboard supports. The highlighted items indicate that they are available for your motherboard. Simply click on a specific item then follow the installation wizard to install it. The software menu is composed of two scr ...

  • Asus p4b266 - page 108

    5-4 Chapter 5: Software support ASUS BIOS Flash Utility This utility allows you to remotely flash the Client PC’s BIOS when used with the Intel LDCM Administrator . ASUS PC Probe This smart utility monitors the fan speed, CPU temperature, and system voltages, and alerts you on any detected problems. This utility helps you keep your computer at a ...

  • Asus p4b266 - page 109

    ASUS P4B266 motherboard user guide 5-5 5.2.4 Drivers menu The drivers menu shows the available device drivers if the system detects installed devices. Install the necessary drivers to activate the devices. The drivers menu is composed of two screens. Click on the Next button on the lower right corner of the first screen to display the second menu s ...

  • Asus p4b266 - page 110

    5-6 Chapter 5: Software support Winbond Memory Stick Storage Device Driver This item installs the Memory Stick (MS) device driver . The device driver allows you to use the MS for securely downloading and storing digital files and other data. Winbond Secure Digital Storage (SD/MMC) Device Driver This item installs the Secure Digital (SD) device driv ...

  • Asus p4b266 - page 111

    ASUS P4B266 motherboard user guide 5-7 5.2.7 Other information The icons on the left side of the screen give additional information on the motherboard and the contents of the support CD. This section shows the pop-up windows that appear when you click the icons. Motherboard Info The window displays the general specifications of the P4B266 motherboa ...

  • Asus p4b266 - page 112

    5-8 Chapter 5: Software support T echnical Support Form The window displays the ASUS T echnical Support Request Form that you have to fill up when requesting technical support. Readme The window displays the contents of the support CD and a brief description of each in text format. ...

  • Asus p4b266 - page 113

    ASUS P4B266 motherboard user guide 5-9 5.3 Softwar e information Most of the applications in the support CD have wizards that will conveniently guide you through the installation. View the online help or readme file that came with the software for more information. This section provides details on the new software applications that the motherboard ...

  • Asus p4b266 - page 114

    5-10 Chapter 5: Software support 4. From the FTP site, select the BIOS version that you wish to download. Click Next. 5. Follow the instructions on the succeeding screens to complete the update process. If you selected the option to update the BIOS from a file, a window pops up prompting you to locate the file. Select the file, click Save, then fol ...

  • Asus p4b266 - page 115

    ASUS P4B266 motherboard user guide 5-11 4. From the selection that appears, choose a logo image. Click Next. NOTE: If you wish, you may create your own boot logo image in GIF , JPG, or BMP file formats. 6. The next screen prompts you to flash the original BIOS to update it with the new boot logo. Click Flash to update the BIOS. 7. When finished, cl ...

  • Asus p4b266 - page 116

    5-12 Chapter 5: Software support 5.3.3 Personalized Boot Logo Also included in the support CD is a DOS version of ASUS MyLogo. Locate the application called LOGO.EXE and a sample image library of boot screens in bitmap (BMP) format to install this feature. C:WINDOWS>AFLASH C:WINDOWS>LOGO CSCB1016.AWD SEA2.BMP 3. In AFLASH, select [1] and sa ...

  • Asus p4b266 - page 117

    ASUS P4B266 motherboard user guide 5-13 5.3.4 W inbond V oice Editor The Winbond V oice Editor software allows you to customize the vocal POST messages. Install the software from the software menu in the support CD. See section “ 5.2.3 Software menu ” . Follow these steps to use the Winbond V oice Editor . Launching the program Launch the progr ...

  • Asus p4b266 - page 118

    5-14 Chapter 5: Software support Changing the default language 1. Click on the Load button. a window showing the available languages appears. 2. Select your desired language then click Open. The event messages for the language you selected appear on the V oice Editor screen. For some languages, not all events have a corresponding message due to fil ...

  • Asus p4b266 - page 119

    ASUS P4B266 motherboard user guide 5-15 Y ou may want to create a separate folder for your wave files so you can locate them easily in one place. Customizing your POST messages If your language is not in the selection or if you wish to record your own POST messages to replace the pre-installed wave files, you may easily do so. Follow these steps to ...

  • Asus p4b266 - page 120

    5-16 Chapter 5: Software support If you receive an error message telling you that the files exceed the total allowable size, do one or all of the following. • T ry to modify your messages to make them shorter • Save the wave files at a lower quality • Skip lesser used events like FDD Detection, IDE HDD Detection, etc. 7. Click a POST event on ...

  • Asus p4b266 - page 121

    ASUS P4B266 motherboard user guide 5-17 5.3.5 Multi-Channel Audio Feature The C-Media PCI Audio Driver and Applications are included in the Support CD that came with your motherboard package. Install these programs to enable the multi-channel audio feature. Y ou may also launch the Mixer by clicking on the Start button on your Windows desktop, then ...

  • Asus p4b266 - page 122

    5-18 Chapter 5: Software support Running the C-Media Audio Demo Program The C-Media audio demo program allows you to test and fine tune your speaker system. T o launch the the multi-channel audio demo program, click on Start from your desktop, then select PCI Audio Applications/ Multi-Channel Audio Demo . From the demo program interface, click on H ...

  • Asus p4b266 - page 123

    Glossary This part lists the technical terms that you may encounter when reading this document. ...

  • Asus p4b266 - page 124

    ASUS P4B266 motherboard ...

  • Asus p4b266 - page 125

    ASUS P4B266 motherboard user guide G-1 AC’97 (Audio Codec '97). AC '97 is the next step in enabling PCs with audio quality comparable to consumer electronics devices. The specification defines new cost-effective options to help integrate the components necessary to support next-generation auto-intensive PC applications such as DVD, 3-D ...

  • Asus p4b266 - page 126

    G-2 Appendix C: Glossary BIOS (Basic Input/Output System). BIOS is a set of routines that control how the computer transfers data between computer components, such as memory , disks, and the display adapter . The BIOS instructions are built into the computer ’s read-only memory . BIOS parameters are configurable through the BIOS Setup program. Y ...

  • Asus p4b266 - page 127

    ASUS P4B266 motherboard user guide G-3 Device Driver . A software routine that links a peripheral device to the operating system. It acts as a translator between the device and the applications that use it. Each device has its own set of specialized commands known only to its driver while the applications access devices using high-level generic com ...

  • Asus p4b266 - page 128

    G-4 Appendix C: Glossary IrDA (Infrared Data Association). An internaltional organization that creates and promotes inter-operable, low cost, infrared data interconnection standards that support a walk-up, point-to-point model. The IrDA protocol is designed to support transmission of data between two devices over short-range point-to-point infrared ...

  • Asus p4b266 - page 129

    ASUS P4B266 motherboard user guide G-5 POST (Power On Self T est). When you turn ON the computer , it will first run through the POST , a series of software-controlled diagnostic tests. The POST checks system memory , the motherboard circuitry , the display , the keyboard, the diskette drive, and other I/O devices. PS/2 Port. PS/2 ports are based o ...

  • Asus p4b266 - page 130

    G-6 Appendix C: Glossary System Disk. A system disk contains the core file of an operating system and is used to boot up the operating system. TCP/IP (T ransmission Control Protocol/Internet Protocol). The communications protocol used by the UNIX system and the Internet. TCP checks for lost packets, puts the data from multiple packets into the corr ...

  • Asus p4b266 - page 131

    Index This part contains an alphabetical list of the topics found in this document. ...

  • Asus p4b266 - page 132

    ASUS P4B266 motherboard ...

  • Asus p4b266 - page 133

    ASUS P4B266 motherboard user guide I-1 A Accelerated Graphics Port 2-15 Acrobat Reader 5-4 ASUS ASIC 1-7 ASUS EZ Plug ™ 1-3, 1-6 ASUS iPanel 1-3, 2-30 ASUS MyLogo ™ 1-2, 5-10 ASUS PC Probe 5-4 ASUS POST Reporter ™ 1-2, 1-7 ASUS Update 5-9 A T API CD-ROM 4-30 Audio controller 1-7 Automatic Power Up 4- 29 B BIOS Advanced Menu 4-15 Boot Menu 4-3 ...

  • Asus p4b266 - page 134

    I-2 Index D DDR SDRAM technology 2-10 Digital audio interfaces S/PDIF 1-3 DIMM installing 2-1 1 removing 2-12 DIMM sockets 1-6 DIP switches 1-7, 2-17 Double Data Rate (DDR) memory 1- 2 E Expansion card installation 2-13 configuration 2-14 Expansion slots 1-8, 2-13 AGP 1-8 CNR 1-7 PCI 1-8 E-Color 3Deep 5-4 F Flash EEPROM 1-7 Floppy 3 Mode 4-8 H Hard ...

  • Asus p4b266 - page 135

    ASUS P4B266 motherboard user guide I-3 O Onboard LED 2-3 Operating system installation 5-1 Overclocking features 1-3 P Parallel Port 1-8, 4-21 Modes 4-21 Password Supervisor 4-14 User 4-14 PC-cillin 5-4 PCI Configuration 4-23 PCI Latency T imer 4-23 PCI/VGA Palette Snoop 4-23 PIO Mode 4-12 Plug & Play O/S 4-31 Power Management 4-25 Power On Sel ...

  • Asus p4b266 - page 136

    I-4 Index U UART2 4-23 Ultra DMA Mode 4-12 Universal Serial Bus (USB) 2.0 1-2 USB Legacy Support 4-17 USB ports 1-8 USWC 4-20 V Video Memory 4-20 Z ZIF socket 2-4 ...

Manufacturer Asus Category Computer Hardware

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- p4b266 manuals
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All of them are important, but the most important information from the point of view of use of the device are in the user manual Asus p4b266.

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Asus p4b266 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Asus p4b266.

A complete Asus manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

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2. Contents - index of all tips concerning the Asus p4b266, that we can find in the current document
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