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Asus P4B-LX User Manual
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Asus P4B-LX User Manual

Asus P4B-LX User Manual

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  • Page 1 ® P4B-LX User Guide...
  • Page 2 Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.

  • Page 3: Table Of Contents

    How this guide is organized ..........viii Conventions used in this guide ..........ix Where to find more information ..........ix ASUS contact information ..............x Chapter 1: Product introduction ......... 1-1 1.1 Welcome! ................1-1 1.2 Package contents ............... 1-1 1.3 Overview ................
  • Page 4 5.2 Support CD information ............5-1 5.2.1 Running the support CD ......... 5-1 5.2.2 Main menu ............. 5-2 5.2.3 Software menu ............5-3 5.2.4 Drivers menu ............5-5 5.2.5 DOS Utilities menu ..........5-6 5.2.6 ASUS Contact Information ........5-6...
  • Page 5 Contents 5.2.7 Other information ............ 5-7 5.3 Software information ............5-9 5.3.1 ASUS Update ............5-9 Glossary ................G-1 Index ..................I-1...

  • Page 6: Fcc/Cdc Statements

    FCC/CDC statements 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.

  • Page 7: Safety Information

    Safety information Electrical safety • To 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.

  • Page 8: About This Guide

    How this guide is organized This manual contains the following parts: • Chapter 1: Product introduction This chapter describes the features of the P4B-LX motherboard. It includes brief descriptions of the special attributes of the motherboard and the new technology it supports. •...

  • Page 9: Conventions Used In This Guide

    1. ASUS Websites The ASUS websites worldwide provide updated information on ASUS hardware and software products. The ASUS websites are listed in the ASUS Contact Information on page x. 2. Optional Documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.

  • Page 10: Asus Contact Information

    Desktop/Server (Tel): +886-2-2890-7123 (English) Support Fax: +886-2-2890-7698 Support Email: tsd@asus.com.tw Web Site: www.asus.com.tw Newsgroup: cscnews.asus.com.tw ASUS COMPUTER INTERNATIONAL (America) Address: 6737 Mowry Avenue, Mowry Business Center, Building 2, Newark, CA 94560, USA General Fax: +1-510-608-4555 General Email: tmd1@asus.com Technical Support...

  • Page 11: Chapter 1: Product Introduction

    Chapter 1 This chapter describes the features of the P4B-LX motherboard. It includes brief explanations of the special attributes of the motherboard and the new technology it supports. Product introduction...
  • Page 12 ASUS P4B-LX motherboard...

  • Page 13: Welcome

    Welcome! Thank you for buying the ASUS P4B-LX motherboard! ® The ASUS P4B-LX motherboard delivers a host of new features and latest technology making it another standout in the long line of ASUS quality motherboards! The P4B-LX incorporates the Intel...

  • Page 14: Overview

    Overview Before you install the P4B-LX motherboard, take some time to familiarize yourself with its physical configuration and available features. This will 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 and its components.
  • Page 15 IDE connectors. These dual-channel bus master IDE connectors support up to four Ultra DMA/100/66, PIO Modes 3 & 4 IDE devices. Both the primary (blue) and secondary (black) connectors are slotted to prevent incorrect insertion of the IDE ribbon cable. ASUS P4B-LX motherboard user guide...
  • Page 16 South bridge controller. Referred to as the Intel I/O Controller Hub 2 (ICH2) of the Intel 845 chipset, this controller provides the I/O subsystem that allows access to the rest of the system. The ICH2 integrates I/O functions such as system bus interface, Ultra ATA/100, Low Pin Count (LPC) interface, Universal Serial Bus (USB) 1.1 interface, and PCI interface.

  • Page 17: Pre-Installed Accessory

    This module should fit the retention mechanism that comes with a boxed CPU. You do not have to remove the retention module base when installing the CPU or installing other motherboard components. Retention Module Base Figure 1-2 Pre-installed Heatsink Retention Module Base ASUS P4B-LX motherboard user guide...

  • Page 18: Special Features

    Special features Latest processor technology The P4B-LX 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 a 2.0GHz frequency, while the Northwood processor uses the 0.13 micron processor core with 512KB L2...

  • Page 19: Chapter 2: Hardware Information

    Chapter 2 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. Hardware information...
  • Page 20 ASUS P4B-LX motherboard...

  • Page 21: Motherboard Installation

    Motherboard installation Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. The P4B-LX uses the micro-ATX form factor that measures 9.6 inches x 9.6 inches, a standard fit for most chassis.

  • Page 22: Motherboard Layout

    Intel 845 Line ATX12V Memory Controller Hub (MCH) Line LED1 1394HEAD3 1394HEAD2 Accelerated Graphics Port (AGP) Realtek Intel I/O PCI1 RTL8100 Controller P4B-LX (ICH2) CLR_CMOS AUX_CON PCI2 2Mbit Firmware CR2032 3V Lithium Cell BUZZER PCI3 CMOS Power Audio Codec USB23...

  • Page 23: Before You Proceed

    See the illustration below. LED1 Power ON Power OFF P4B-LX Sleep Mode Soft-Off Mode P4B-LX Onboard LED Figure 2-3 Onboard Power LED ASUS P4B-LX motherboard user guide...

  • Page 24: Central Processing Unit (Cpu)

    Central Processing 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 Array 2 (FC-PGA2) package technology, and includes the Intel ®...

  • Page 25: Installing The Cpu

    90°-100° angle. Socket Lever 90 - 100 Figure 2-6 CPU Socket Lever at 90° -100° Angle Make sure that the socket lever is lifted up to 90°-100° angle, otherwise the CPU does not fit in completely. ASUS P4B-LX motherboard user guide...
  • Page 26 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! Gold Mark Figure 2-7...

  • Page 27: Installing The Heatsink And Fan

    Your boxed Intel Pentium 4 478/Northwood Processor package should come with installation instructions for the CPU, heatsink, and the retention mechanism. If the instructions in this section do not match the CPU documentation, follow the latter. ASUS P4B-LX motherboard user guide...
  • Page 28 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. Make sure that the fan and retention mechanism assembly perfectly fits the heatsink and module base, otherwise you cannot snap the hooks into the holes.

  • Page 29: Connecting The Cpu Fan Cable

    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_FAN. CPU Fan Connector (CPU_FAN) Figure 2-12 CPU Fan Connector ASUS P4B-LX motherboard user guide...

  • Page 30: System Memory

    88 Pins 60 Pins P4B-LX 20 Pins P4B-LX 168-Pin DIMM Sockets Figure 2-13 DIMM Sockets Location and SDR DIMMs DIMMs are keyed with notches so that they fit in only one direction. DO NOT force a DIMM into a socket to avoid damaging the DIMM.

  • Page 31: Installing A Dimm

    3. Firmly insert the DIMM into the socket until the retaining clips snap back in place and the DIMM is properly seated. Unlocked Retaining Clip Figure 2-14 Installing a DIMM Locked Retaining Clip Figure 2-15 Installed DIMM ASUS P4B-LX motherboard user guide 2-11...

  • Page 32: Removing A Dimm

    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.

  • Page 33: Expansion Slots

    4. Align the card connector with the slot and press firmly until the card is completely seated on the slot. 5. Secure the card to the chassis with the screw you removed earlier. 6. Replace the system cover. Figure 2-17 Installing a PCI Card ASUS P4B-LX motherboard user guide 2-13...

  • Page 34: Configuring An Expansion Card

    2.6.2 Configuring an expansion card After physically installing the expansion card, configure the card by adjusting the software settings. 1. Turn on the system and change the necessary BIOS settings, if any. See Chapter 4 for information on BIOS setup. 2.

  • Page 35: Pci Slots

    The AGP slot supports only 1.5V AGP cards. NEVER install a 3.3V AGP card into the slot. Doing so will severely damage the motherboard! P4B-LX Keyed for 1.5v P4B-LX Accelerated Graphics Port (AGP) Figure 2-19 Accelerated Graphics Port (AGP) Slot Location ASUS P4B-LX motherboard user guide 2-15...

  • Page 36: Jumper

    6. Plug the power cord and turn ON the computer. 7. Hold down the <Del> key during the boot process and enter BIOS setup to re-enter data. CLR_CMOS P4B-LX Clear CMOS Normal P4B-LX Clear RTC RAM Figure 2-20 Clear RTC RAM 2-16 Chapter 2: Hardware information...

  • Page 37: Connectors

    5 plug). FLOPPY NOTE: Orient the red markings on the floppy ribbon cable to PIN 1. P4B-LX PIN 1 P4B-LX Floppy Disk Drive Connector Figure 2-21 Floppy Disk Drive Connector ASUS P4B-LX motherboard user guide 2-17...
  • Page 38 NOTE: Orient the red markings (usually zigzag) on the IDE ribbon cable to PIN 1. P4B-LX PIN 1 P4B-LX IDE Connectors Figure 2-22 IDE Connectors For UltraDMA/100/66 IDE devices, use an 80-conductor IDE cable. The UltraDMA/66 cable included in the motherboard package also supports UltraDMA/100.
  • Page 39 USB header and mount the USB bracket to an open slot in the chassis. USB23 P4B-LX 1: USB Power 6: USB Power 2: USBP2– 7: USBP3– 3: USBP2+ 8: USBP3+ 4: GND 9: GND P4B-LX USB Header 5: NC Figure 2-24 USB Header ASUS P4B-LX motherboard user guide 2-19...
  • Page 40 ATXPWR Pin 1 +12.0VDC +5.0VDC +5VSB +5.0VDC PWR_OK -5.0VDC +5.0VDC +5.0VDC PS_ON# +3.3VDC -12.0VDC +3.3VDC +3.3VDC ATX12V +12V DC P4B-LX Pin 1 +12V DC P4B-LX ATX Power Connectors Figure 2-25 Power Supply Connectors 2-20 Chapter 2: Hardware information...
  • Page 41 You may also connect 1394-compliant internal hard disk drives to these headers. 8-pin Connector 6-pin Connector Ground +12V Ground Ground TPA2+ TPB2- TPA2- TPB2+ TPB2+ TPA2- TPB2- TPA2+ Ground Ground P4B-LX +12V Ground 1394HEAD3 1394HEAD2 P4B-LX IEEE-1394 Headers Figure 2-27 Internal Audio Connectors ASUS P4B-LX motherboard user guide 2-21...
  • Page 42 Connector P4B-LX RESETCON PWRBTN IDELED PWRLED P4B-LX System Panel Connectors Requires an ATX power supply. Figure 2-28 System Panel Connectors • System Power LED Lead (3-1 pin PWRLED) 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.
  • Page 43 Pressing the power switch while in the ON mode for more than 4 seconds turns the system OFF. • Reset Switch Lead (2-pin RESETCON) This 2-pin connector connects to the case-mounted reset switch for rebooting the system without turning off the system power. ASUS P4B-LX motherboard user guide 2-23...
  • Page 44 2-24 Chapter 2: Hardware information...

  • Page 45: Chapter 3: Powering Up

    Chapter 3 This chapter describes the power up sequence and gives information on the BIOS beep codes. Powering up...
  • Page 46 ASUS P4B-LX motherboard...

  • Page 47: Starting Up For The First Time

    High frequency beeps when CPU overheated; system is working System running at a lower frequency 7. At power on, hold down <Delete> to enter BIOS Setup. Follow the instructions in Chapter 4. ASUS P4B-LX motherboard user guide...

  • Page 48: Powering Off The Computer

    Powering off the computer You must first exit the operating system and shut down the system before switching off the power. For ATX power supplies, you can press the ATX 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, then click the OK button to shut down the computer.

  • Page 49: Chapter 4: Bios Setup

    Chapter 4 This chapter tells how to change system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided. BIOS setup...
  • Page 50 ASUS P4B-LX motherboard...

  • Page 51: Managing And Updating Your Bios

    4. In DOS mode, type A:\AFLASH <Enter> to run AFLASH. If the word “unknown” appears after Flash Memory:, the memory chip is either not programmable or is not supported by the ACPI BIOS and therefore, cannot be programmed by the Flash Memory Writer utility. ASUS P4B-LX motherboard user guide...
  • Page 52 5. Select 1. Save Current BIOS to File from the Main menu and press <Enter>. The Save Current BIOS To File screen appears. 6. Type a filename and the path, for example, A:\XXX-XX.XXX, then press <Enter>. Chapter 4: BIOS Setup...

  • Page 53: Updating Bios Procedures

    BIOS revision will solve your problems. Careless updating may result to more problems with the motherboard! 1. Download an updated ASUS BIOS file from the Internet (see the ASUS Contact Information on page x for details) and save to the boot floppy disk you created earlier.
  • Page 54 If the Flash Memory Writer utility is not able to successfully update a complete BIOS file, the system may not boot. If this happens, call the ASUS service center for support. Chapter 4: BIOS Setup...

  • Page 55: Bios Setup Program

    Because the BIOS software is constantly being updated, the following BIOS setup screens and descriptions are for reference purposes only, and may not exactly match what you see on your screen. ASUS P4B-LX motherboard user guide...

  • Page 56: Bios Menu Bar

    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.

  • Page 57: General Help

    While moving around through the Setup program, note that explanations appear in the Item Specific Help window located to the right of each menu. This window displays the help text for the currently highlighted field. ASUS P4B-LX motherboard user guide...

  • Page 58: Main Menu

    Main menu When you enter the Setup program, the following screen appears. System Time [XX:XX:XX] Sets the 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).

  • Page 59: Primary & Secondary Master/Slave

    Before attempting to configure a hard disk drive, make sure you have the correct configuration information supplied by the drive manufacturer. Incorrect settings may cause the system to fail to recognize the installed hard disk. ASUS P4B-LX motherboard user guide...
  • Page 60 [User Type HDD] Manually enter the number of cylinders, heads and sectors per track for the drive. Refer to the drive documentation or on the drive label for this information. After entering the IDE hard disk drive information into BIOS, use a disk utility, such as FDISK, to partition and format new IDE hard disk drives.
  • Page 61 To make changes to this field, set the Type field to [User Type HDD]. Configuration options: [Disabled] [2 Sectors] [4 Sectors] [8 Sectors] [16 Sectors] [32 Sectors] [Maximum] ASUS P4B-LX motherboard user guide 4-11...
  • Page 62 SMART Monitoring [Disabled] This field allows you to enable or disable the S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) 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 system performance.

  • Page 63: Keyboard Features

    [6/Sec] [8/Sec] [10/Sec] [12/Sec] [15/Sec] [20/Sec] [24/Sec] [30/Sec] Keyboard Auto-Repeat Delay [1/4 Sec] This field sets the time interval for displaying the first and second characters. Configuration options: [1/4 Sec] [1/2 Sec] [3/4 Sec] [1 Sec] ASUS P4B-LX motherboard user guide 4-13...
  • Page 64 Main menu items continued... Language [English] This field displays the BIOS language version. Supervisor Password [Disabled] / User Password [Disabled] These fields allow you to set passwords. To set a password, highlight the appropriate field and press <Enter>. Type in a password then press <Enter>.

  • Page 65: Advanced Menu

    This field determines whether the memory clock frequency is set to be in synchronous or asynchronous mode with respect to the system frequency. The options that appear in the popup menu vary according to the CPU/PCI Frequency (MHz). Configuration options: [Auto] [1:1] [3:4] ASUS P4B-LX motherboard user guide 4-15...
  • Page 66 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 Level 1 and Level 2 built-in cache. Configuration options: [Disabled] [Enabled] BIOS Update [Enabled] This field functions as an update loader integrated into the BIOS to supply the processor with the required data.

  • Page 67: Chip Configuration

    SDRAM RAS to CAS Delay [3T] This item controls the latency between the SDRAM active command and the read/write command. The SDRAM RAS to CAS Delay parameter appears only when you set the SDRAM Configuration to [User Defined]. ASUS P4B-LX motherboard user guide 4-17...
  • Page 68 SDRAM RAS Precharge Delay [3T] This item controls the idle clocks after issuing a precharge command to the SDRAM. The SDRAM RAS Precharge Delay parameter appears only when you set the SDRAM Configuration to [User Defined]. SDRAM Active Precharge Delay [6T] This item controls the number os SDRAM clocks used for SDRAM parameters.

  • Page 69: I/O Device Configuration

    The default setting [R/W] allows both reads and writes. Configuration options: [R/W] [Read Only] Onboard Serial Port 1 [3F8H/IRQ4] This field allows you to set the addresses for the onboard serial connectors. Configuration options: [3F8H/IRQ4] [2F8H/IRQ3] [3E8H/IRQ4] [2E8H/IRQ10] [Disabled] ASUS P4B-LX motherboard user guide 4-19...
  • Page 70 Onboard Parallel Port [378H/IRQ7] This field sets the address of the onboard parallel port connector. If you disable this field, the Parallel Port Mode and ECP DMA Select configurations are not 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.

  • Page 71: Pci Configuration

    [Both] if you want to connect USB devices. Configuration options: [Disabled] [Both]] Primary VGA BIOS [PCI VGA Card] This field allows you to select the primary graphics card. Configuration options: [PCI VGA Card] [AGP VGA Card] ASUS P4B-LX motherboard user guide 4-21...
  • Page 72 4.4.3.1 Onboard PCI Devices Control Onboard 1394 Controller [Enabled] This parameter allows you to enable or disable the onboard IEEE 1394 controller. Keep the setting [Enabled] if you wish to use the IEEE 1394- compliant digital interface. Otherwise, set to [Disabled] to lessen power consumption.

  • Page 73: Pci Irq Resource Exclusion

    IRQ is NOT required by a legacy ISA card. Set the IRQ field to [Yes] if you install a legacy ISA card that requires a unique IRQ and you are NOT using ICU. Configuration options: [No/ICU] [Yes] ASUS P4B-LX motherboard user guide 4-23...

  • Page 74: Power Menu

    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. Power Management [User Defined] This field allows you to activate or deactivate the automatic power saving features.
  • Page 75 4 seconds puts the system in sleep mode. Regardless of the setting, holding the ATX switch for more than 4 seconds powers off the system. Configuration options: [Soft off] [Suspend] ASUS P4B-LX motherboard user guide 4-25...

  • Page 76: Power Up Control

    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.

  • Page 77: Hardware Monitor

    If any of the monitored items is out of range, the following error message appears: “Hardware Monitor found an error. Enter Power setup menu for details”. You will then be prompted to “Press F1 to continue or DEL to enter SETUP”. ASUS P4B-LX motherboard user guide 4-27...

  • Page 78: Boot Menu

    Boot Menu 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.
  • Page 79 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 P4B-LX motherboard user guide 4-29...

  • Page 80: Exit Menu

    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. Pressing <Esc> does not immediately exit this menu. Select one of the options from this menu or <F10>...

  • Page 81: Discard Changes

    This option saves your selections without exiting the Setup program. You can then return to other menus and make further changes. After you select this option, a confirmation window appears. Select [Yes] to save any changes to the non-volatile RAM. ASUS P4B-LX motherboard user guide 4-31...
  • Page 82 4-32 Chapter 4: BIOS Setup...

  • Page 83: Chapter 5: Software Support

    Chapter 5 This chapter describes the contents of the support CD that comes with the motherboard package. Software support...
  • Page 84 ASUS P4B-LX motherboard...

  • Page 85: Install An Operating System

    The contents of the support CD are subject to change at any time without notice. Visit the ASUS website for updates. 5.2.1 Running the support CD To begin using the support CD, simply insert the CD into your CD-ROM drive.

  • Page 86: Main Menu

    If the welcome screen did not appear automatically, locate and double- click on the file ASSETUP.EXE from the BIN folder in the support CD to display the menus. 5.2.2 Main menu From the welcome screen, the program takes you directly to the main menu.

  • Page 87: Software Menu

    ASUS Update This program allows you to download the latest version of the BIOS from the ASUS website. Before using the ASUS Update, make sure that you have an Internet connection so you can connect to the ASUS website. Intel LDCM Administrator Setup ®...

  • Page 88: Intel Ldcm Client Setup

    This item installs the 3Deep software. 3Deep is the first application that gives online gamers the competitive edge in multi-player skirmishes. This application eliminates dark washed-out graphics to deliver true vibrant colors. ASUS Screen Saver This item installs the ASUS screen saver. Chapter 5: Software support...

  • Page 89: Drivers Menu

    Install the INF Driver before installing the Intel Application Accelerator. This item installs the RealTek 8100 PCI Fast Ethernet driver. Audio This item installs the AC ‘97 PCI audio driver. ASUS P4B-LX motherboard user guide...

  • Page 90: Dos Utilities Menu

    The DOS utilities menu includes items that you can run in DOS mode. These items are also present in the software menu. 5.2.6 ASUS Contact Information Clicking the ASUS Contact Information button displays as stated. You may also find this information on page x of this user guide. Chapter 5: Software support...

  • Page 91: Other Information

    The screens in this section are for reference only and may not exactly reflect the details you see on your screen. Motherboard Info The window displays the general specifications of the P4B-LX motherboard. Browse this CD The window displays the support CD contents in graphical format.
  • Page 92 Technical Support Form The window displays the ASUS Technical 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.

  • Page 93: Software Information

    This section provides details on the new software applications that the motherboard supports. 5.3.1 ASUS Update The ASUS Update is a utility that allows you to update the motherboard BIOS and drivers. This utility requires an Internet connection either through a network or an Internet Service Provider (ISP).
  • Page 94 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.

  • Page 95: Glossary

    Glossary This part lists the technical terms that you may encounter when reading this document.
  • Page 96 ASUS P4B-LX motherboard...
  • Page 97 Backup. A copy of a file, directory, or volume on a separate storage device from the original. This copy is for the purpose of data retrieval in case the original is accidentally erased, damaged, or destroyed. ASUS P4B-LX motherboard user guide...
  • Page 98 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.
  • Page 99 This is a new standard to complement the slower USB interface and to compete with the more expensive SCSI interface. ASUS P4B-LX motherboard user guide...
  • Page 100 Internet. The global computer network composed of WANs and LANs that uses TCP/IP to provide worldwide communications to homes, schools, businesses, and the government. I/O (Input/Output). The data transfers from the input devices like a keyboard, mouse, or scanner, to the output devices like a printer or the monitor screen.
  • Page 101 CPU talks to the memory. SIR (Serial IrDA). A SIR specification defines a short-range infrared asynchronous serial transmission mode with one stat bit, eight data bits and one stop bit. The maximum data rate is 115.2Kbps. ASUS P4B-LX motherboard user guide...
  • Page 102 SPD for SDRAM module. Serial Presence Detect (SPD) is most like an ID detect for SDRAM module, it uses an EEPROM component on a DIMM for storing module configuration information inside. The Serial Presence Detect function is implemented using a 2048 bit EEPROM component. This nonvolatile storage device contains data programmed by the DIMM manufacturer that identifies the module type and various SDRAM organization and timing parameters.

  • Page 103: Index

    Index This part contains an alphabetical list of the topics found in this document.
  • Page 104 ASUS P4B-LX motherboard...
  • Page 105 Central Processing Unit (CPU) 2-4 PCI 1-4, 2-15 CPU socket 1-3 CNR 2-16 fan connector 2-9 installation 2-5 Level 1/Level 2 Cache 4-16 Flash EEPROM 1-4 Speed 4-15 Floppy 3 Mode 4-8 Chip Configuration 4-17 Clear RTC RAM 2-19 ASUS P4B-LX motherboard user guide...
  • Page 106 Hard Disk Drives (HDDs) Motherboard CHS Capacity 4-11 components 1-2 Cylinders 4-11 IRQ Table 2-14 Heads 4-11 layout 2-2 LBA Capacity 4-11 placement 2-1 Primary/Secondary Master 4-9 screws 2-1 Primary/Secondary Slave 4-9 Multi-Sector Transfers 4-11 Sectors 4-11 Types 4-9 Hardware Monitor 4- 27 Onboard LED 2-3 Heatsink Operating system...
  • Page 107 Suspend Mode 4-25 System Controllers North Bridge 1-3 South Bridge 1-3 System Date 4-8 System memory configurations 2-10 System Time 4-8 UART2 4-21 Ultra DMA Mode 4-12 USB Legacy Support 4-17 USB ports 1-5 USWC 4-18 ASUS P4B-LX motherboard user guide...

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