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Asus P4B-LS User Manual
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Asus P4B-LS User Manual

Asus P4B-LS User Manual

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  • Page 1 ® P4B-LS 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 Special features ..............
  • Page 4 2.6 Expansion slots ..............2-13 2.6.1 Installing an expansion card ........2-13 2.6.2 Configuring an expansion card ......2-14 2.6.3 PCI slots and ASUS proprietary slot ...... 2-15 2.6.4 AGP slot ............... 2-15 2.6.5 CNR slot ............... 2-16 2.7 Switches and jumpers ............2-17 2.8 Connectors ...............
  • Page 5 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 5.2.7 Other information ............ 5-7 5.3 Software information ............5-9 5.3.1 ASUS Update ............5-9 5.3.2 Winbond Voice Editor ..........5-11 Glossary ................

  • 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-LS 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-LS motherboard. It includes brief explanations of the special attributes of the motherboard and the new technology it supports. Product introduction...
  • Page 12 ASUS P4B-LS motherboard...

  • Page 13: Welcome

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

  • Page 14: Special Features

    ASUS EZ Plug™ This patented ASUS technology lets you use your existing power supply rather than buying a new ATX 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.

  • Page 15: Value-Added Solutions

    CD-ROM drives. The integrated 3Com 3C920 Fast Ethernet controller on the card supports a 32-bit PCI host interface thus providing a 10BASE-T/100BASE-TX networking capability. Refer to the ASUS LS99 user’s manual for more information. 1.3.2 Value-added solutions...

  • Page 16: Major Components

    Major components Before you install the P4B-LS 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 17 ASUS EZ Plug™ Auxilliary +12V connector. This ASUS patented auxilliary power connector is used if you don’t have an ATX +12V power supply. Connect a 4-pin device connector from a standard power supply to this connector to provide sufficient power to the CPU.
  • Page 18 2.88M floppy disk drive, a multi-mode parallel port, two standard compatible UARTs, a Standard Infrared (SIR), one MPU-401 UART mode compatible MIDI/game port, and a Flash ROM interface. ASUS ASIC. This chip performs multiple system functions that include hardware and system voltage monitoring, IRQ routing, among others.

  • Page 19: 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-LS motherboard user guide...
  • Page 20 Chapter 1: Product introduction...

  • Page 21: 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 22 ASUS P4B-LS motherboard...

  • Page 23: 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-LS uses the ATX form factor that measures 12 inches x 8.6 inches, a standard fit for most chassis.

  • Page 24: Motherboard Layout

    Audio Codec PCI3 CR2032 3V SMART Lithium Cell CMOS Power MODEM PCI4 Super 2Mbit Firmware LED1 SPEECH CHASSIS SPDIFOUT ASUS Proprietary Expansion Slot USB2 SMARTCON ASUS ASIC PCI6 CHA_FAN AFPANEL FUSB with Hardware KBPWR Monitor AUD_EN1 PANEL Figure 2-2 Motherboard Layout...

  • Page 25: Before You Proceed

    This LED remains off if you plug in a 1.5V AGP card. (This feature is present on PCB R1.05 and later versions.) WARNING Incorrect Correct AGP Card AGP Card ® P4B-LS LED1 Standby Powered P4B-LS Onboard LED Power Figure 2-3 Onboard LEDs ASUS P4B-LS motherboard user guide...

  • Page 26: 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 27: 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-LS motherboard user guide...
  • Page 28 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 29: 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-LS motherboard user guide...
  • Page 30 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 31: Connecting The Cpu Fan Cable

    CPU fan cable to the connector on the motherboard labeled CPU_FAN. CPU Fan Connector (CPU_FAN) Figure 2-12 CPU Fan Connector Don’t forget to connect the CPU fan connector! Hardware monitoring errors may occur if you fail to plug this connector. ASUS P4B-LS motherboard user guide...

  • Page 32: System Memory

    ® P4B-LS 60 Pins 20 Pins P4B-LS 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 33: 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-LS motherboard user guide 2-11...

  • Page 34: 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 35: Expansion Slots

    Expansion slots In the future, you may need to install expansion cards. The motherboard has five standard PCI slots, one ASUS proprietary expansion slot, 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.

  • Page 36: 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 37: Pci Slots And Asus Proprietary Slot

    LAN card, SCSI card, USB card, and other cards that comply with PCI specifications. The LAN/SCSI slot supports the ASUS LS99 LAN/SCSI card. Refer to the user’s manual that came with the card for more information and card configuration.

  • Page 38: Cnr Slot

    Also, the CNR slot does not take up the motherboard space for one PCI slot because it is a shared slot; rather, it provides you more options. ® P4B-LS P4B-LS Communication & Networking Riser Slot Figure 2-20 Communications and Networking Riser (CNR) Slot Location...

  • Page 39: Switches And Jumpers

    P4B-LS JumperFree™ Mode Setting Jumper Mode Jumper Free (Default) Figure 2-22 JumperFree Mode Setting The JEN jumper is set in conjunction with the DIP switches. In JumperFree mode, set all the DIP switches to OFF. ASUS P4B-LS motherboard user guide 2-17...
  • Page 40 Frequency. SWITCH 8.0x 10.0x 11.0x 12.0x ® P4B-LS 13.0x 14.0x 15.0x 16.0x P4B-LS CPU Frequency Multiple Selection 17.0x 18.0x 19.0x 20.0x 23.0x 21.0x 22.0x 24.0x Figure 2-23 CPU Core:Bus Frequency Multiple Make sure that the JEN jumper is set to jumper mode before setting the above switches.
  • Page 41 30MHz 31MHz 33MHz External Frequency Selection Figure 2-24 CPU Frequency Settings Set the CPU frequency only to the recommended settings. Frequencies other than the recommended CPU bus frequencies are not guaranteed to be stable. ASUS P4B-LS motherboard user guide 2-19...
  • Page 42 ® P4B-LS Enable Disable (Default) P4B-LS Audio Codec Setting Figure 2-25 Audio CODEC Settings 5. Keyboard power (KBPWR) This jumper allows you to enable or disable the keyboard wake-up feature. Set this jumper to pins 1-2 (+5VSB) if you wish to wake up the computer when you press a key on the keyboard (the default is the Space Bar).
  • Page 43 2. The total current consumed must NOT exceed the power supply capability (+5VSB) whether under normal condition or in sleep mode. USBPWR +5VSB (Default) ® P4B-LS FUSB P4B-LS USB Device Wake Up +5VSB (Default) Figure 2-27 USB Device Wake-up Settings ASUS P4B-LS motherboard user guide 2-21...
  • Page 44 8. Speaker selector (SPEECH) (on audio models only) This jumper allows you to select the speaker you wish to use for the ASUS POST Reporter™ function. Set to pins 1-2 to use the internal speaker (usually included in the chassis). Set to pins 2-3 if you connected an external speaker to the Line Out jack (lime color) on the rear panel.
  • Page 45 5. Plug the power cord and turn ON the computer. 6. Hold down the <Del> key during the boot process and enter BIOS setup to re-enter data. Refer to the illustration on the next page showing the CLRCMOS location on the motherboard. ASUS P4B-LS motherboard user guide 2-23...

  • Page 46: Connectors

    Intel I/O ® P4B-LS Controller CLRCMOS (ICH2) P4B-LS Clear RTC RAM Figure 2-30 Clear RTC RAM 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.
  • Page 47 PIN 1. P4B-LS IDE Connectors PIN 1 Figure 2-32 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. ASUS P4B-LS motherboard user guide 2-25...
  • Page 48 NOTE: Orient the red markings on the floppy ribbon cable to PIN 1. ® P4B-LS P4B-LS Floppy Disk Drive Connector Figure 2-33 Floppy Disk Drive Connector 4. Chassis open alarm lead (4-1 pin CHASSIS) This lead is for a chassis designed with intrusion detection feature.
  • Page 49 USB2 ® P4B-LS 1: USB Power 6: USB Power 2: USBP2– 7: USBP3– 3: USBP2+ 8: USBP3+ 4: GND 9: GND 5: NC P4B-LS USB Header Figure 2-36 USB Header ASUS P4B-LS motherboard user guide 2-27...
  • Page 50 CPU. If you are using a standard ATX power supply that does not have the ATX +12V plug, connect one 4-pin device power plug to the ASUS EZ Plug™ connector labeled AUX +12V. Make sure that your ATX +12V power supply can provide 8A on the +12V lead and at least 1A on the +5-volt standby lead (+5VSB).
  • Page 51 (such as a phone) and a mono_out (such as a speaker) between the audio and a voice modem card. CD1 (Black) AUX (White) ® P4B-LS MODEM P4B-LS Internal Audio Connectors Figure 2-39 Internal Audio Connectors ASUS P4B-LS motherboard user guide 2-29...
  • Page 52 Figure 2-40 Front Panel Audio Connectors 11. ASUS iPanel audio connector (10-1 pin AAPANEL) (optional) This connector accommodates the audio cable from the optional ASUS iPanel. The audio connectors on the iPanel allow you convenient audio control from the front panel.
  • Page 53 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 SIR connector.
  • Page 54 SDB1 MSDA1 ® P4B-LS SDB2 MSDA2 SDB3 SDA3 SDB4 SDA4 SDB5 SDA5 SDBCLK SDACLK SDBPWCTL# SDAPWCTL# SDBLED SDALED P4B-LS SD MS Connectors Figure 2-45 Secure Digital (SD) Memory Card and Memory Stick (MS) Connectors 2-32 Chapter 2: Hardware information...
  • Page 55 If your power supply has a thermal monitoring feature, connect its thermal sensor cable to this connector. TRPWR ® Ground P4B-LS TRPWR P4B-LS Power Supply Thermal Connector Figure 2-46 Power Supply Thermal Connector 17. System panel connector (20-pin PANEL) This connector accommodates several system front panel functions. Speaker Keyboard Lock...
  • Page 56 • System Warning Speaker Lead (4-pin SPEAKER) This 4-pin connector connects to the case-mounted speaker and allows you to hear system beeps and warnings. • System Message LED Lead (2-pin MLED) This 2-pin connector is for the system message LED that indicates receipt of messages from a fax/modem.

  • Page 57: Chapter 3: Powering Up

    Chapter 3 This chapter describes the power up sequence and gives information on the BIOS beep codes. Powering up...
  • Page 58 ASUS P4B-LS motherboard...

  • Page 59: Starting Up For The First Time

    System running at a lower frequency You will not hear the BIOS beeps when the ASUS POST Reporter is enabled. You will hear the vocal POST messages instead. 7. At power on, hold down <Delete> to enter BIOS Setup. Follow the instructions in Chapter 4.

  • Page 60: Vocal Post Messages

    Vocal 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.
  • Page 61 System completed Power-On Self Test • No action required Computer now booting from operating • No action required system You may disable the ASUS POST Reporter in the BIOS setup. See section “4.4.2 I/O Device Configuration”. ASUS P4B-LS motherboard user guide...

  • Page 62: 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 63: 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 64 ASUS P4B-LS motherboard...

  • Page 65: 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-LS motherboard user guide...
  • Page 66 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 67: 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 (WWW or FTP) (see ASUS CONTACT INFORMATION on page x for details) and save to the boot floppy disk you created earlier.
  • Page 68 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 69: 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-LS motherboard user guide...

  • Page 70: 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 71: 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-LS motherboard user guide...

  • Page 72: 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 73: Primary And 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-LS motherboard user guide...
  • Page 74 [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 75 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-LS motherboard user guide 4-11...
  • Page 76 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 77: 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-LS motherboard user guide 4-13...

  • Page 78: Forgot The Password

    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 79: 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 Frequency (MHz). Configuration options: [Auto] [1:1] [3:4] ASUS P4B-LS motherboard user guide 4-15...
  • Page 80 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] When the CPU VCore Setting parameter above is set to [Manual], the CPU VCore item allows you to select a specific CPU core voltage.

  • Page 81: Chip Configuration

    When using OS/2 operating systems with installed DRAM of greater than 64MB, you need to set this option to [Enabled]. Otherwise, leave to the default setting [Disabled]. Configuration options: [Disabled] [Enabled] 4.4.1 Chip Configuration ASUS P4B-LS motherboard user guide 4-17...
  • Page 82 SDRAM Configuration [By SPD] This parameter allows you to set the optimal timings for items 2–5, depending on the memory modules that you are using. The default setting is [By SPD], which configures items 2–5 by reading the contents in the SPD (Serial Presence Detect) device.
  • Page 83 Onboard PCI IDE [Both] This field allows you to enable either the primary IDE channel or secondary IDE channel, or both. You can also set both channels to [Disabled]. Configuration options: [Both] [Primary] [Secondary] [Disabled] ASUS P4B-LS motherboard user guide 4-19...

  • Page 84: I/O Device Configuration

    4.4.2 I/O Device Configuration (Scroll down to see the last item as shown) 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.
  • Page 85 [Disabled]. Configuration options: [Disabled] [Auto] Speech POST Reporter [Enabled] This field enables or disables the ASUS POST Reporter™ feature. See section “1.4 Special Features” and “3.2 Vocal POST messages” for more information. Configuration options: [Disabled] [Enabled]...

  • Page 86: Pci Configuration

    4.4.3 PCI Configuration Slot 1, 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] [11] [12] [14] [15] PCI/VGA Palette Snoop [Disabled] Some non-standard VGA cards, like graphics accelerators or MPEG video...

  • Page 87: 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-LS motherboard user guide 4-23...

  • Page 88: 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 89 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-LS motherboard user guide 4-25...

  • Page 90: 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 91 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]. Configuration options: [Disabled] [Everyday] [By Date] ASUS P4B-LS motherboard user guide 4-27...

  • Page 92: Hardware Monitor

    4.5.2 Hardware Monitor MB Temperature [xxxC/xxxF] CPU Temperature [xxxC/xxxF] The onboard hardware monitor automatically detects the MB (motherboard) and CPU temperatures. CPU Fan Speed [xxxxRPM] Power Fan Speed Chassis Fan Speed [N/A] The onboard hardware monitor automatically detects the CPU and chassis fan speeds in rotations per minute (RPM).

  • Page 93: Boot Menu

    This field allows you to select which ATAPI CD-ROM drive to use in the boot sequence. Pressing [Enter] will show the product IDs of all your connected ATAPI CD-ROM drives. Other Boot Device Select [INT18 Device (Network)] Configuration options: [Disabled] [SCSI Boot Device] [INT18 Device (Network)] ASUS P4B-LS motherboard user guide 4-29...
  • Page 94 This allows you to enable or disable the full screen logo display feature. Configuration options: [Disabled] [Enabled] Make sure that the above item is set to [Enabled] if you wish to use the ASUS MyLogo™ feature. Interrupt Mode [APIC] The Advanced Programmable Interrupt Controller (APIC) setting allows you to distribute interrupt routings other than the 16 IRQs.

  • Page 95: Exit Menu

    Select this option only if you do not want to save the changes that you made to the Setup program. If you made changes to fields other than system date, system time, and password, the BIOS asks for a confirmation before exiting. ASUS P4B-LS motherboard user guide 4-31...

  • Page 96: Discard Changes

    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 [Yes] to load default values.

  • Page 97: Chapter 5: Software Support

    Chapter 5 This chapter describes the contents of the support CD that comes with the motherboard package. Software support...
  • Page 98 ASUS P4B-LS motherboard...

  • Page 99: 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 100: 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 101: 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 102: Cyberlink Video And Audio Applications

    Winbond Voice Editor This program is for recording and customizing wave files for the ASUS POST Reporter™. Use this program if you wish to change the default vocal POST messages. See section “3.2 Vocal POST messages” for a list of the default messages.

  • Page 103: Drivers Menu

    This item installs the Intel Application Accelerator for Microsoft Windows ® ® 98/98SE/ME/NT4.0/2000. This program is designed to improve performance of the storage sub-system and overall system performace. Install the INF Driver before installing the Intel Application Accelerator. ASUS P4B-LS motherboard user guide...

  • Page 104: 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 105: Other Information

    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 P4B-LS motherboard. Browse this CD The window displays the support CD contents in graphical format.
  • Page 106 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 107: 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 108 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 109: Winbond Voice Editor

    5.3.2 Winbond Voice Editor The Winbond Voice Editor software is for the ASUS POST Reporter™ that 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”.
  • Page 110 Playing the default wave files To play the default wave files, simply click on a POST event on the left side of the screen, then click the Play button. The default language setting is English. Changing the default language 1. Click on the Load button. a window showing the available languages appears.
  • Page 111 5. From the Voice Editor screen, click on the Add button to display the Add Wave File window. 6. Copy the wave files that you recorded to the database. Close the window when done. ASUS P4B-LS motherboard user guide 5-13...
  • Page 112 7. Click a POST event on the Voice Editor screen, then on the Edit button. The Event Sound Editor window appears. 8. Locate and select your wave file for the event then click on the arrow opposite Voice1. The file you selected appears on the space next to it.

  • Page 113: Glossary

    Glossary This part lists the technical terms that you may encounter when reading this document.
  • Page 114 ASUS P4B-LS motherboard...
  • Page 115 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-LS motherboard user guide...
  • Page 116 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 117 This is a new standard to complement the slower USB interface and to compete with the more expensive SCSI interface. ASUS P4B-LS motherboard user guide...
  • Page 118 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 119 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-LS motherboard user guide...
  • Page 120 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 121: Index

    Index This part contains an alphabetical list of the topics found in this document.
  • Page 122 ASUS P4B-LS motherboard...
  • Page 123 BIOS Flash Utility 5-4 Smart Card Reader 2-32 Boot Device SMBus 2-29 selection 4-29 USB port 2-27 Boot Up NumLock Status 4-13 CPU bus frequency 2-18 Boot Virus Detection 4-30 CPU frequency 2-19 Central Processing Unit (CPU) ASUS P4B-LS motherboard user guide...
  • Page 124 DIMM JumperFree mode 2-17 installing 2-11 Jumpers removing 2-12 audio controller 2-20 DIMM sockets 1-3 keyboard power 2-20 DIP switches 1-3, 2-17 RTC RAM 2-23 SDRAM voltage 2-22 speaker selector 2-22 USB device wake-up 2-21 Expansion card installation 2-13 IRQ assigments 2-14 Expansion slots 1-4, 2-13 Keyboard AGP 1-4...
  • Page 125 CNR 2-16 PCI 2-15 Smart Card Reader 2-32 SMART Monitoring 4-12 SPDIF audio 2-31 Super I/O chipset 1-4 Support CD 5-1 ASUS Update 5-3 Boot Logo 5-12 DOS Utilities 5-6 Drivers menu 5-5 Main menu 5-2 ASUS P4B-LS motherboard user guide...
  • Page 126 Index...

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