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P4S800-X
User Guide

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Summary of Contents for Asus P4S800-X

  • Page 1 P4S800-X 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

    Safety information ................vi About this guide ................vii Conventions used in this guide ..........vii Typography ................vii P4S800-X specifications summary ..........viii Chapter 1: Product introduction 1.1 Welcome! ................1-2 1.2 Package contents ............... 1-2 1.3 Special features ..............1-3 1.3.1...
  • Page 4 Contents Chapter 2: BIOS Information 2.1 Managing and updating your BIOS ........2-2 2.1.1 Using ASUS EZ Flash to update the BIOS .... 2-2 2.1.2 Using AFLASH to update the BIOS ....... 2-3 2.1.3 CrashFree BIOS 2 ..........2-6 2.2 BIOS Setup program ............2-7 2.2.1...
  • Page 5: Notices

    1. ASUS Websites The ASUS website provides updated information on ASUS hardware and software products. The ASUS websites are listed in the ASUS Contact Information on the inside front cover. 2. Optional Documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.
  • Page 6: 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. If possible, disconnect all power cables from the existing system before you add a device.
  • Page 7: About This Guide

    About this guide Conventions used in this guide To make sure that you perform certain tasks properly, take note of the following symbols used throughout this manual. WARNING: Information to prevent injury to yourself when trying to complete a task. CAUTION: Information to prevent damage to the components when trying to complete a task.
  • Page 8: P4S800-X Specifications Summary

    Special features ASUS EZ Flash ASUS Instant Music Lite ASUS CrashFree BIOS 2 ASUS JumperFree ASUS C.P.R. (CPU Parameter Recall) Overclocking features CPU, Memory and AGP Voltage adjustable SFS (Stepless Frequency Selection) from 100Mhz up to 266MHz at 1MHz increment...
  • Page 9 GAME/MIDI connector CD/AUX audio connectors Front panel audio connector 2Mb Flash ROM, ASUS JumperFree, Award BIOS, TCAV, BIOS features PnP, DMI2.0, WfM2.0, SM BIOS2.3, ASUS EZ Flash, ASUS CrashFree BIOS 2, ASUS C.P.R. Industry standard PCI 2.2, USB 2.0 Manageability WfM 2.0, DMI 2.0, WOL/WOR by PME, Chassis intrusion,...
  • Page 11: Chapter 1: Product Introduction

    Chapter 1 This chapter describes the features of the motherboard. It includes brief descriptions of the motherboard components, and illustrations of the layout, jumper settings, and connectors. Product introduction...
  • Page 12: Welcome

    Thank you for buying the ASUS P4S800-X motherboard! The motherboard delivers a host of new features and latest technologies making it another standout in the long line of ASUS quality motherboards! ® ® The motherboard combines the powers of the Intel...
  • Page 13: Special Features

    The motherboard supports high-bandwidth DDR400 and unique MuTIOL technology that increases the bus speed between the northbridge and southbridge to 1GB/s. S/PDIF out The motherboard’s S/PDIF out function turns your computer into a high-end entertainment system with digital connectivity to powerful speaker systems. ASUS P4S800-X motherboard...
  • Page 14: Unique Asus Features

    1.3.2 Unique ASUS features CrashFree BIOS This feature allows you to restore the original BIOS data from the ASUS support CD in case when the BIOS codes and data are corrupted. This protection eliminates the need to buy a replacement ROM chip. See page 2-6.
  • Page 15: Before You Proceed

    The illustration below shows the location of the onboard LED. SB_PWR P4S800-X ® Standby Powered Power P4S800-X Onboard LED ASUS P4S800-X motherboard...
  • Page 16: Motherboard Overview

    USBPW34 USB12 648FX CPU_FAN Chip ATX12V Bottom: Top: USB3 RJ-45 USB4 Top:Line In Center:Line Out Below:Mic In Accelerated Graphics Port (AGP) P4S800-X 963L ® Chipset PCI1 PCI2 CR2032 3V FP_AUDIO Lithium Cell CMOS Power PCI3 CLRTC CHASSIS PCI4 Audio Codec...
  • Page 17: Placement Direction

    Place nine (9) screws into the holes indicated by circles to secure the motherboard to the chassis. Do not overtighten the screws! Doing so may damage the motherboard. Place this side towards the rear of the chassis ASUS P4S800-X motherboard...
  • Page 18: Central Processing Unit (Cpu)

    Take note of the marked corner (with gold triangle) on the CPU. This mark should match a specific corner on the socket to ensure correct installation. Gold Arrow P4S800-X ® P4S800-X Socket 478 Incorrect installation of the CPU into the socket may bend the pins and severely damage the CPU! ® Notes on Intel Hyper-Threading Technology ®...
  • Page 19: Installing The Cpu

    CPU! 5. When the CPU is in place, push down the socket lever to secure the CPU. The lever clicks on the side tab to indicate that it is locked. ASUS P4S800-X motherboard...
  • Page 20: System Memory

    The following figure illustrates the location of the DDR DIMM sockets. P4S800-X ® P4S800-X 184-Pin DDR DIMM Sockets • 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 the motherboard and other system components.
  • Page 21: Dimm Qualified Vendors List

    K4H560838D-TCB3 256MB Samsung /D M368L6423ETN-CB3 Samsung K4H560838E-TCB3 512MB TwinMOS /S M2G5I08AIATT5F081AA4T TwinMOS TMD7608F8E60B 256MB TwinMOS /D M2G5J16AJATT5F081AA4T TwinMOS TMD7608F8E60B 512MB Winbond /D Winbond W942508AH-6 512MB LEGEND: /S - Single Sided DIMMs /D - Double Sided DIMMs ASUS P4S800-X motherboard 1-11...
  • Page 22: Expansion Slots

    Table 2 Memory Frequency/CPU FSB Synchronization CPU Front Side Bus (FSB) Memory Frequency 800 MHz PC3200/PC2700 533 MHz PC3200/PC2700/PC2100 400 MHz PC3200/PC2700/PC2100/PC1600 Expansion slots To install and configure an expansion card: 1. Install an expansion card following the instructions that came with the chassis. 2.
  • Page 23: Irq Assignments For This Motherboard

    PCI groups, making the system unstable and the card inoperable. 1.8.3 PCI slots The PCI slots support PCI cards such as a LAN card, SCSI card, USB card, and other cards that comply with PCI specifications. ASUS P4S800-X motherboard 1-13...
  • Page 24: Agp Slot

    Install only +1.5V AGP cards. P4S800-X ® Keyed for 1.5v P4S800-X Accelerated Graphics Port (AGP) If installing the ATi 9500 or 9700 Pro Series VGA cards, use only the card version PN xxx-xxxxx-30 or later, for optimum performance and overclocking stability.
  • Page 25: Jumpers

    Normal Clear CMOS (Default) P4S800-X Clear RTC RAM You do not need to clear the RTC when the system hangs due to overclocking. For system failure due to overclocking, use the C.P.R. (CPU Parameter Recall) feature. Shut down and reboot the system so BIOS can automatically reset parameter settings to its previous values.
  • Page 26 (Default) P4S800-X ® USBPW56 +5VSB P4S800-X USB Device Wake Up (Default) • The USB device wake-up feature requires a power supply that can provide 500mA on the +5VSB lead for each USB port. Otherwise, the system would not power up.
  • Page 27: Connectors

    9. Serial connector. This port connects to your serial mouse and other serial devices. 10. S/PDIF out port. This jack connects to external audio output devices. 11. PS/2 keyboard port. This purple connector is for a PS/2 keyboard. ASUS P4S800-X motherboard 1-17...
  • Page 28: Internal Connectors

    (Pin 5 is removed to prevent incorrect insertion when using ribbon cables with pin 5 plug). PIN 1 FLOPPY NOTE: Orient the red markings on the floppy ribbon cable to PIN 1. P4S800-X ® P4S800-X Floppy Disk Drive Connector 1-18 Chapter 1: Product introduction...
  • Page 29 -12.0VDC +3.3VDC +3.3VDC P4S800-X ATX Power Connector 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). The minimum recommended wattage is 230W, or 300W for a fully configured system. The system may become unstable and may experience difficulty powering up if the power supply is inadequate.
  • Page 30 CHA_FAN Rotation +12V P4S800-X 12-Volt Fan Connectors Do not forget to connect the fan cables to the fan connectors. Lack of sufficient air flow within the system may damage the motherboard components. These are not jumpers! DO NOT place jumper caps on the fan connectors! 6.
  • Page 31 P4S800-X ® FP_AUDIO P4S800-X Front Panel Audio Connector 8. Chassis intrusion connector (4-1 pin CHASSIS) This lead is for a chassis designed with intrusion detection feature. This requires an external detection mechanism such as a chassis intrusion sensor or microswitch.
  • Page 32 ATX Power SMI Lead Switch* Requires an ATX power supply. P4S800-X System Panel Connectors • System Power LED Lead (2-pin PLED) This 2-pin connector connects to the system power LED. The LED lights up when you turn on the system power.
  • Page 33 • System Management Interrupt Lead (2-pin ExtSMI#) This 2-pin connector permits switching to suspend mode, or “Green” mode, in which system activity is instantly decreased to save power and to expand the life of certain system components. ASUS P4S800-X motherboard 1-23...
  • Page 34 1-24 Chapter 1: Product introduction...
  • Page 35: Chapter 2: Bios Information

    Chapter 2 This chapter tells how to change system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided. BIOS information ASUS P4S800-X motherboard...
  • Page 36: Managing And Updating Your Bios

    1. ASUS EZ Flash - Updates the BIOS using a floppy disk during POST. 2. ASUS AFLASH - Updates the BIOS using a bootable floppy disk in DOS mode. 3. ASUS CrashFree BIOS 2 - Updates the BIOS using a bootable floppy disk or the support CD.
  • Page 37: Using Aflash To Update The Bios

    5. At the prompt, “Please Enter File Name for NEW BIOS: _”, type in the BIOS file name that you downloaded from the ASUS website, then press <Enter>. EZ Flash will automatically access drive A to look for the file name that you typed.
  • Page 38: Updating The Bios

    • The AFLASH.EXE utility works only in DOS mode. It does not work with certain memory drivers that may be loaded when you boot from the hard drive. It is recommended that you reboot using a floppy disk. • DO NOT copy AUTOEXEC.BAT and CONFIG.SYS to the disk. 4.
  • Page 39 1. Download an updated ASUS BIOS file from the ASUS website (www.asus.com) and save to the boot floppy disk you created earlier. 2. Boot from the floppy disk. 3. At the DOS prompt, type AFLASH then press <Enter>. 4. From the Main Menu, type <2> then press <Enter>. The Update BIOS Including Boot Block and ESCD screen appears.
  • Page 40: Crashfree Bios 2

    Just repeat the process, and if the problem persists, load the original BIOS file you saved to the boot disk. If the Flash Memory Writer utility is not able to successfully update a complete BIOS file, call the ASUS service center for support.
  • Page 41: Bios Setup Program

    EXIT Use this menu to exit the current menu or to exit the Setup program. To access the menu bar items, press the right or left arrow key on the keyboard until the desired item is highlighted. ASUS P4S800-X motherboard...
  • Page 42: Legend Bar

    2.2.2 Legend bar At the bottom of the Setup screen is a legend bar. The keys in the legend bar allow you to navigate through the various setup menus. The following table lists the keys found in the legend bar with their corresponding functions. Navigation Key(s) Function Description <F1>...
  • Page 43: Main Menu

    Floppy 3 Mode Support [Disabled] This is required to support older Japanese floppy drives. The Floppy 3 Mode feature allows reading and writing of 1.2MB (as opposed to 1.44MB) on a 3.5-inch diskette. Configuration options: [Disabled] [Enabled] ASUS P4S800-X motherboard...
  • Page 44: Primary And Secondary Master/Slave

    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>. You can type up to eight alphanumeric characters. Symbols and other characters are ignored.
  • Page 45 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. Configuration options: [LBA] [LARGE] [Normal] [Match Partition Table] [Manual] ASUS P4S800-X motherboard 2-11...
  • Page 46 Cylinders This field configures the number of cylinders. Refer to the drive documentation to determine the correct value. To make changes to this field, set the Type field to [User Type HDD] and the Translation Method field to [Manual]. Head This field configures the number of read/write heads.
  • Page 47: Keyboard Features

    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 cause the system to hang or crash. ASUS P4S800-X motherboard 2-13...
  • Page 48 CPU Frequency Multiple When using an unlocked CPU and when the CPU Speed is set to [Manual], this field sets the frequency multiple between the CPU’s internal frequency (CPU speed) and external frequency. Set this field in conjunction with CPU Frequency (MHz) to match the speed of the CPU.
  • Page 49: Chip Configuration

    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. ASUS P4S800-X motherboard 2-15...
  • Page 50 The EEPROM on the memory module stores critical information about the module, such as memory type, size, speed, voltage interface, and module banks. Configuration options: [User Define] [By SPD] The SDRAM parameters (items 2~5) become configurable only when you set the SDRAM Configuration to [User Define].
  • Page 51: I/O Device Configuration

    This field allows you to set 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] ASUS P4S800-X motherboard 2-17...
  • Page 52: Pci Configuration

    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 operation in a two-way mode.
  • Page 53: Onboard Pci Devices Control

    The setting [No/ICU] for an IRQ field indicates that this particular IRQ is NOT required by a legacy device. Set the IRQ field to [Yes] if you install a legacy device that requires a unique IRQ. Configuration options: [No/ICU] [Yes] ASUS P4S800-X motherboard 2-19...
  • Page 54: 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. When set to [Disabled], the power management features do not function regardless of the other settings on this menu.
  • Page 55: Power Up Control

    This parameter allows you to use specific keys on the keyboard to turn on the system. This feature requires an ATX power supply that provides at least 1A on the +5VSB lead. Configuration options: [Disabled] [Space Bar] [Ctrl-Esc] [Power Key] ASUS P4S800-X motherboard 2-21...
  • Page 56: Hardware Monitor

    Automatic Power Up [Disabled] This allows an unattended or automatic system power up. You may configure your system to power up at a certain time of the day by selecting [Everyday] or at a certain time and day by selecting [By Date]. Configuration options: [Disabled] [Everyday] [By Date] 2.5.2 Hardware Monitor MB Temperature [xxxC/xxxF]...
  • Page 57 This item allows you to enable or disable the processor Hyper-Threading Technology. Configuration options: [Disabled] [Enabled] ® The item Hyper-Threading Technology appears only if you installed an Intel Pentium ® 4 CPU that supports this feature. ASUS P4S800-X motherboard 2-23...
  • Page 58: 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 59: Chapter 3: Software Support

    Chapter 3 This chapter describes the contents of the support CD that comes with the motherboard package. Software support...
  • Page 60: 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. 3.2.1 Running the support CD To begin using the support CD, simply insert the CD into your CD-ROM drive. The CD automatically displays the Drivers menu if Autorun is enabled in your computer.
  • Page 61: Drivers Menu

    The Utilities menu shows the applications and other software that the motherboard supports. 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 healthy operating condition. ASUS P4S800-X motherboard...
  • Page 62: Asus Contact Information

    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. PC-CILLIN Installs the TrendMicro™...
  • Page 63: Asus Instant Music Lite

    3. Instant Music Lite only supports PS/2 keyboard. To enable ASUS Instant Music Lite: 1. Connect the analog audio cable from the optical drive (CD-ROM, DVD-ROM, or CD-RW drive) to the 4-pin CD-In connector (labeled CD1) on the motherboard.
  • Page 64: To Use Asus Instant Music Lite

    To use ASUS Instant Music Lite: 1. Ensure that the power cord is plugged to a grounded power source, so that the system has a standby power. 2. Use either one of the two sets of special function keys on your keyboard to play audio CDs.

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