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Asus P4V8x-MX Manual

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Asus P4V8x-MXASUS P4V8X-MX - motherboard - micro ATX - P4M800 - Socket 478

ATA-133, Serial ATA-150 (RAID), 0 MB / 2 GB (max), DDR SDRAM, 5.1 surround, 8 x USB

Empowered by integrated graphics and Intel Hyper-Threading Technology, P4V8X-MX provides multiple and mainstream choices including 2xSATA, 3xPCI, 8xUSB, and RAID function based on the VIA P4M800 and 8237R PLUS chipset and unique ASUS features such as C.P.R., CrashFree BIOS2, EZ Flash, MyLogo2 and also offers 10/100Mbps LAN, SATA RAID support.
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Video review

Is it Fast or Slow?


User reviews and opinions

Comments to date: 2. Page 1 of 1. Average Rating:
Tam 4:15pm on Thursday, July 29th, 2010 
I received this board however it had a problem and I thought I arranged for a replacement to be sent. For the price, I appreciate having the option to go ASUS for reliability. I have had great experiences with them in the past and present.
JockVSJock 4:03am on Monday, July 19th, 2010 
Works great I have had this mobo for about a month now, and with the exception of the power supply in the case being a piece, the board is great.

Comments posted on are solely the views and opinions of the people posting them and do not necessarily reflect the views or opinions of us.




Operation safety

Before installing the motherboard and adding devices on it, carefully read all the manuals that came with the package. Before using the product, make sure all cables are correctly connected and the power cables are not damaged. If you detect any damage, contact your dealer immediately. To avoid short circuits, keep paper clips, screws, and staples away from connectors, slots, sockets and circuitry. Avoid dust, humidity, and temperature extremes. Do not place the product in any area where it may become wet. Place the product on a stable surface. If you encounter technical problems with the product, contact a qualified service technician or your retailer.

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 motherboard and the new technology it supports. It also lists the hardware setup procedures that you have to perform when installing system components. It includes description of the jumpers and connectors on the motherboard. Chapter 2: BIOS Information This chapter tells how to change system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided. Chapter 3: Software Support This chapter describes the contents of the support CD that comes with the motherboard package.
Conventions used in this guide
To make sure that you perform certain tasks properly, take note of the following symbols used throughout this guide. 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. IMPORTANT: Information that you MUST follow to complete a task. NOTE: Tips and additional information to aid in completing a task.
Where to nd more information
Refer to the following sources for additional information and for product and software updates. 1. 2. ASUS websites The ASUS websites worldwide provide updated information on ASUS hardware and software products. Refer to the ASUS contact information. Optional documentation Your product package may include optional documentation, such as warranty yers, that may have been added by your dealer. These documents are not part of the standard package.
P4V8X-MX Specications Summary
CPU Socket 478 for Intel Pentium 4/ Celeron processor Intel Hyper-Threading Technology ready Supports Intel Prescott CPU VIA P4M800 VIA 8237R PLUS 800/533/400 MHz 2 x 184-pin DIMM Sockets for up to 2GB DDR 333/266, nonECC DDR SDRAM memory 1 x AGP 8X (1.5V only) 3 x PCI Integrated UniChrome Pro 3D/2D Graphics & Video Controller Supports 64MB Share Memory size Microsoft DirectX 9,0 and OpenGL (Please update VGA driver and Direct 9.0 driver in support CD to support Direct 9.0) VIA 8237R PLUS South Bridge: *2 x Serial ATA, RAID 0, RAID 1, JBOD *2 x UltraDMA 133/100/66/33 C-Media CMI9761A 6-channel CODEC Integrated 10/100Mbps LAN controller + VIA 6103 PHY Supports up to eight USB 2.0 ports ASUS CrashFree BIOS 2 ASUS EZ Flash ASUS MyLogo2 FSB frequency adjustable with 1MHz step (SFS) ASUS C.P.R. (CPU Parameter Recall) 1 x Parallel port 1 x Serial (COM1) port 1 x PS/2 Keyboard port (purple) 1 x PS/2 Mouse port (green) 1 x VGA 1 x 6-channel Audio I/O port 4 x USB 2.0/1.1 ports 1 x LAN (RJ-45) port 2 x USB connectors supports additional 4 USB ports CPU/Chassis FAN connectors 20-pin ATX power connector 4-pin ATX 12V Power connector Chassis Intrusion connector S/PDIF out connector CD/AUX audio in connectors 20-pin Panel connector Front panel audio connector (continued next page)

Integrated 10/100 LAN controller
A 10/100Mbps Fast Ethernet controller is embedded in this motherboard to give you a fast and reliable connection to a local area network (LAN) and the Internet.

USB 2.0 technology

USB 2.0 is the latest connectivity standard for next generation components and peripherals. Backwards compatible with current USB 1.1 peripherals, USB 2.0 delivers transfer speeds up to 40 times faster at 480 MB/s, for easy connectivity and ultra-fast data transfer rate (See pages 1-17 & 1-20 for details).

Innovative ASUS features

ASUS CrashFree BIOS 2
The CrashFree BIOS2 feature now includes the BIOS auto-recovery function in a support CD. Users can reboot their system through the support CD when a bootable disk is not available, and go through the simple BIOS auto-recovery process. ASUS motherboards now enable users to enjoy this protection feature without the need to pay for an optional ROM (See page 2-6).


With ASUS EZ Flash, you can update BIOS before entering operating system. No more DOS-based ash utility and bootable diskette required (See page 2-5).
C.P.R. (CPU Parameter Recall)
When the system hangs due to overclocking failure, there is no need to open the case to clear CMOS data. Just simply restart the system, the BIOS would show the previous setting and then users can amend the CPU setting again.

ASUS MyLogo 2

You can convert your favorite photo into a 256-color boot logo for a more colorful and vivid image on your screen.
ASUS P4V8X-MX Motherboard

Before you proceed

Unplug the power cord from the wall socket before touching any component. Use a grounded wrist strap or touch a safely grounded object or a metal object, such as the power supply case, before handling components to avoid damaging them due to static electricity Hold components by the edges to avoid touching the ICs on them. Whenever you uninstall any component, place it on a grounded antistatic pad or in the bag that came with the component. Before you install or remove any component, ensure that the ATX power supply is switched off or the power cord is detached from the power supply. Failure to do so may cause severe damage to the motherboard, peripherals, and/or components.
Take note of the following precautions before you install motherboard components or change any motherboard settings.

3. 4. 5.

To use the Hyper-Threading Technology on this motherboard: 1. 2. Buy an Intel Pentium 4 CPU that supports Hyper-Threading Technology, Install the CPU Power up the system and enter BIOS Setup (see Chapter 4). Under the AAdvanced Menu, make sure that the item Hyper-Threading Technology is set to Enabled, The item appears only if you installed a CPU that supports Hyper-Threading Technology. Reboot the computer

Installing the CPU

Follow these steps to install a CPU: Locate the CPU socket. Open the socket by pulling the lever gently sideways away from the socket, then lift the lever upwards to a 90 to 100-degree angle. Insert the CPU with the correct orientation. The notched or golden corner of the CPU must be oriented toward the inner corner of the socket base nearest to the lever hinge.
The CPU should drop easily into place. Do not force the CPU into the socket to avoid bending the pins. If the CPU does not t, check its alignment and look for bent pins.

System memory

The motherboard has two Double Data Rate (DDR) DIMM sockets that support up to 2 GB unbuffered non-ECC DDR333/266 DDR SDRAM DIMMs. Each DIMM socket is double-sided.
P4V8X-MX 184-Pin DDR DIMM Sockets

Memory congurations

You may install single or double-sided 64 MB, 128 MB, 256 MB, 512 MB, and 1 GB DDR DIMMs to the sockets.
1. DIMMs with more than 8 devices on each side of the module are not supported. 2. Make sure the memory frequency and bus frequency setting in the BIOS are the same or set to [Auto] ensure system stability. 3. A DDR DIMM is keyed with a notch so that it ts in only one direction. DO NOT force a DIMM into a socket to avoid damaging the DIMM. 4. For optimum compatibility, it is recommended that you obtain memory modules from qualied vendors. See the next page for a list of qualied DDR333 DIMM vendors. 5. Visit ASUS website ( for latest DDR333 Qualied Vendor List.

80 Pins

104 Pins
Qualied Vendors List (QVL)
Size 256MB 256MB 512MB 512MB 512MB 256MB 256MB 1G 256MB 512MB 512MB 256MB 512MB 256MB 512MB 256MB 512MB 256MB 256MB 512MB 256MB 256MB 512MB 512MB 512MB 256MB 512MB 256MB 512MB 256MB 512MB 256MB 256MB 512MB 512MB 256MB 512MB 256MB 256MB 512MB 512MB 512MB 256MB 512MB 512MB 256MB 512MB 512MB 256MB 512MB 512MB 1G 512MB 256MB 256MB 512MB 256MB 256MB 512MB 512MB 256MB 256MB Vendor Kingston Kingston Kingston Kingston Kingston Kingston Kingston Kingston Inneon Inneon Inneon Inneon Inneon HY HY HY HY Corsair Corsair Corsair Corsair Corsair Corsair Corsair Micron Micron Micron Samsung Samsung Samsung Samsung Winbond Winbond Winbond Winbond Elpida Elpida Transcend Transcend Transcend Transcend Transcend Transcend Transcend Kingmax Kingmax Kingmax Mosel Nanya Nanya Nanya Nanya Apacer Apacer Apacer Apacer Smart Smart Smart Smart Twinmos Twinmos

Note: When you use 400MHz memory module, the default data of this motherboard run the efcieincy of 333MHz. 1-10 Chapter 1: Product Introduction

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. 2. 3. Locate the DIMM sockets in the motherboard. Unlock a DIMM socket by pressing the retaining clips outward. Align a DIMM on the socket such that the notch on the DIMM matches the break on the socket.

DDR DIMM notch

Unlocked Retaining Clip
A DDR DIMM is keyed with a notch so that it ts in only one direction. DO NOT force a DIMM into a socket to avoid damaging the DIMM.
Firmly insert the DIMM into the socket until the retaining clips snap back in place and the DIMM is properly seated.

Locked Retaining Clip

Removing a DIMM
Follow these steps to remove a DIMM. Simultaneously press the retaining clips outward to unlock the DIMM.
Support the DIMM lightly with your ngers when pressing the retaining clips. The DIMM might get damaged when it ips out with extra force.
Remove the DIMM from the socket.

Expansion slots

Make sure to unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components.
In the future, you may need to install expansion cards. The following sub-sections describe the slots and the expansion cards that they support.

1. 2. 3. 4. 5. 6.

Installing an expansion card
To install an expansion card: Before installing the expansion card, read the documentation that came with it and make the necessary hardware settings for the card. Remove the system unit cover (if your motherboard is already installed in a chassis). Remove the bracket opposite the slot that you intend to use. Keep the screw for later use. Align the card connector with the slot and press firmly until the card is completely seated on the slot. Secure the card to the chassis with the screw you removed earlier. Replace the system cover.

1. 2. 3.

Conguring an expansion card
After installing the expansion card, congure it by adjusting the software settings. Turn on the system and change the necessary BIOS settings, if any. See Chapter 2 for information on BIOS setup. Assign an IRQ to the card. Refer to the tables on the next page. Install the software drivers for the expansion card.

Standard interrupt assignments
IRQ Priority N/A 10 Standard Function System Timer Keyboard Controller Re-direct to IRQ#9 IRQ holder for PCI steering Communications Port (COM1) IRQ holder for PCI steering Floppy Disk Controller Printer Port (LPT1) System CMOS/Real Time Clock IRQ holder for PCI steering IRQ holder for PCI steering IRQ holder for PCI steering PS/2 Compatible Mouse Port Numeric Data Processor Primary IDE Channel Secondary IDE Channel
IRQ assignments for this motherboard
A PCI slot 1 PCI slot 2 PCI slot 3 Onboard USB Controller 1 Onboard USB Controller 2 Onboard USB Controller 3 Onboard USB Controller 4 Onboard AC97 Audio Onboard LAN B used C used D used E F shared shared shared shared G used H used
When using PCI cards on shared slots, ensure that the drivers support Share IRQ or that the cards do not need IRQ assignments; otherwise, conicts will arise between the two PCI groups, making the system unstable and the card inoperable.

AGP slot

The motherboard has an Accelerated Graphics Port (AGP) slot that supports +1.5 V 8X AGP graphics card. Note the notches on the card golden ngers to ensure that they t into the AGP slot.

Keyed for 1.5v

P4V8X-MX Accelerated Graphics Port (AGP)

PCI slots

The PCI slots support cards such as a LAN card, SCSI card, USB card, and other cards that comply with PCI specications. The gure shows a LAN card installed on a PCI slot.


Clear RTC RAM (CLRTC) This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. The onboard button cell battery powers the RAM data in CMOS, which include system setup information such as system passwords.
To erase the RTC RAM: a. b. c. d. e. f. Turn OFF the computer and unplug the power cord. Remove the onboard battery. Move the jumper cap from pins 1-2 (default) to pins 2-3. Keep the cap on pins 2-3 for about 5~10 seconds, then move the cap back to pins 1-2. Reinstall the battery. Plug the power cord and turn ON the computer. Hold down the <Del> key during the boot process and enter BIOS setup to re-enter data. Please save all data before you exist.
Except when clearing the RTC RAM, never remove the cap on CLRTC jumper default position. Removing the cap will cause system boot failure!

Clear CMOS

Normal (Default)


PS2/USB Device Wake-up (3-pin PS2USBPW) This jumper allows you to enable or disable the USB/PS2 keyboard or mouse wake-up feature. Set this jumper to +5V to wake up the computer from S1 sleep mode (CPU stopped, DRAM refreshed, system running in low power mode) using the connected keyboard, mouse or USB devices. Set this jumper to pins 2-3 (+5VSB) to wake up from S3 and S4 sleep modes (no power to CPU, DRAM in slow refresh, power supply in reduced power mode).
The versions which are after 1.01 version can support S3.


+5V (Default)
P4V8X-MX PS2 USB Power Setting 1. This device wake-up feature requires a power supply that can provide 500mA on the +5VSB lead for each USB, keyboard and mouse devices, otherwise, the system will not power up. 2. The total current consumed must NOT exceed the power supply capability (+5VSB) whether under normal condition or in sleep mode. 3. Only PCB 2.00 or later version can support S3 function.

1.10 Connectors

1.10.1 Rear panel connectors
PS/2 mouse port (green). This port is for a PS/2 mouse. Parallel port. This 25-pin port connects a parallel printer, a scanner, or other devices. LAN (RJ-45) port. This port allows 10/100 Mbps connection to a Local Area Network (LAN) through a network hub. Line In port (light blue). This port connects a tape, CD, DVD player or other audio sources. In 4/6-channel mode, the function of this port becomes Surround (Rear Speaker) Out. Line Out port (lime). This port connects a headphone or a speaker. In 4/6-channel mode, the function of this port becomes Front Speaker Out. Microphone port (pink). This port connects a microphone. In 6-channel mode, the function of this port becomes Bass/Center.
The functions of the Line Out, Line In, and Microphone ports change when you select the 4 or 6-channel audio conguration as shown in the following table.
Audio 2, 4, or 6-channel conguration
Port Light Blue Lime Pink Headset/2-channel Line In Line Out Mic In 4-channel Rear Speaker Out Front Speaker Out Mic In 6-channel Rear Speaker Out Front Speaker Out Bass/Center
USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices. 8. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices. 9. Video Graphics Adapter port. This 15-pin port is for a VGA monitor or other VGA-compatible devices. 10. Serial connector. This 9-pin COM1 port is for pointing devices or other serial devices. 11. PS/2 keyboard port (purple). This port is for a PS/2 keyboard.
1.10.2 Internal connectors
1. Floppy disk drive connector (34-1 pin FLOPPY) This connector is for the provided oppy disk drive (FDD) signal cable. Insert one end of the cable to this connector, then connect the other end to the signal connector at the back of the oppy disk drive.

Do not forget to connect the fan cables to the fan connectors. Insufcient air ow inside the system may damage the motherboard components. These are not jumpers! Do not place jumper caps on the fan connectors!

Rotation +12V GND

P4V8X-MX CPU Fan Connectors
USB connectors (10-1 pin USB56, USB78) These connectors are for USB 2.0 ports. Connect the USB module cable to any of these connectors, then install the module to a slot opening at the back of the system chassis.
The USB module is purchased separately.
P4V8X-MX USB 2.0 Connectors
Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard!
Internal audio connectors (4-pin CD, AUX) These connectors allow you to receive stereo audio input from sound sources such as a CD-ROM, TV tuner, or MPEG card.

CD(Black) AUX(White)

Left Audio Channel Ground Ground Right Audio Channel
P4V8X-MX Internal Audio Connectors




Front panel audio connectors (10-1 pin FP_AUDIO) This connector is for the front panel audio cable. This connector supports the front panel audio I/O ports.


P4V8X-MX Front Panel Audio Connector
ATX power connector (20-pin ATXPWR and 4-pin ATX 12V) This connectors are for the 20-pin ATX power and 4-pin ATX 12V supply plugs. The plug from the power supply is designed to t this connector in only one orientation. Find the proper orientation and push down rmly until the connector completely t.


+12.0VDC +5VSB PWR_OK GND +5.0VDC GND +5.0VDC GND +3.3VDC +3.3VDC
MIC2 MICPWR Line out_R NC Line out_L
+5.0VDC +5.0VDC -5.0VDC GND GND GND PS_ON# GND -12.0VDC +3.3VDC
P4V8X-MX ATX Power Connectors If you will need to replace the power supply in the future, make sure that your new ATX 12V power supply can provide 8 A on the +12 V lead and at least 1 A on the +5 V standby lead (+5VSB). The minimum recommended wattage is 230W, or 300W for a fully congured system. The system may become unstable and may experience difculty powering up if the power supply is inadequate.

Hard disk drive activity LED (2-pin HDLED) This connector is for the HDD Activity LED. Connect the HDD Activity LED cable to this connector. The IDE LED lights up or ashes when data is read from or written to the HDD.

Reset Ground

This chapter tells how to change the system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided.
2.1 Managing and Updating Your BIOS
The following utilities allow you to manage and update the motherboard Basic Input/Output System (BIOS) setup. 1. AFUDOS (Updates the BIOS in DOS mode using a bootable oppy disk.) 2. ASUS EZ Flash (Updates the BIOS using a oppy disk during POST.) 3. ASUS CrashFree BIOS 2 - Updates the BIOS using a bootable oppy disk or the

motherboard support CD.

Refer to the corresponding section for each utility.
Save a copy of the original motherboard BIOS le to a bootable oppy disk in case you need to restore the BIOS in the future. Copy the original motherboard BIOS using the AFUDOS utility. Refer to the system builders website for details about updating the BIOS.
2.1.1 Creating a bootable oppy disk
1. Do either one of the following to create a bootable oppy disk. DOS environment Insert a 1.44MB oppy disk into the drive. At the DOS prompt, type: format A:/S then press <Enter>. Windows XP environment a. Insert a 1.44MB oppy disk into the oppy disk drive. b. From your Windows desktop, click on Start, then select My Computer. c. Select the 3 1/2 Floppy Drive icon. d. Click File from the menu, then select Format. A Format 3 1/2 Floppy Disk window appears. e. Select Create an MS-DOS startup disk from the format options eld, then click Start. 2. Copy the original (or the latest) motherboard BIOS to the bootable oppy disk.
2.1.2 Using AFUDOS to copy the current BIOS
The AFUDOS.EXE utility can also be used to copy the current system BIOS settings to a oppy or hard disk. The copy can be used as a backup in case the system BIOS fails or gets corrupted. 1. At the DOS prompt, type the command line: afudos /o[lename] where lename can be any user-provided lename of not more than eight alphanumeric characters for the main filename and three alphanumeric characters for the extension name. Press <Enter>.

Block (Multi-Sector Transfer) M [Auto]
Enables or disables data multi-sectors transfers. When set to Auto, the data transfer from and to the device occurs multiple sectors at a time if the device supports multisector transfer feature. When set to Disabled, the data transfer from and to the device occurs one sector at a time. Conguration options: [Disabled] [Auto]

PIO Mode [Auto]

Selects the PIO mode. Conguration options: [Auto] [0] [1] [2] [3] [4]

DMA Mode [Auto]

Selects the DMA mode. Configuration options: [Auto] [SWDMA0] [SWDMA1] [SWDMA2] [MWDMA0] [MWDMA1] [MWDMA2] [UDMA0] [UDMA1] [UDMA2] [UDMA3] [UDMA4] [UDMA5]
SMART Monitoring [Disabled]
Sets the Smart Monitoring, Analysis, and Reporting Technology. Configuration options: [Auto] [Disabled] [Enabled]
32Bit Data Transfer [Disabled]
Enables or disables 32-bit data transfer. Conguration options: [Disabled] [Enabled]

2.3.6 IDE Conguration

The items in this menu allow you to set or change the configurat5ion s for the IDE devices installed in the system. Select an item then press Enter if you wish to congure the item.
IDE Conguration OnBoard IDE Controller SATA Operation Mode [Enabled] [RAID]
DISABLED: disables the integrated IDE Controller. PRIMARY: enables only the Primary IDE Controller. SECONDARY: enables only the Secondary IDE
OnBoard IDE Controller [Enabled]
Allows selection of the IDE operation mode depending on the operating system (OS) that you installed. Conguration options: [Disabled] [Enabled]
SATA Operation Mode [RAID]
Allows you to set SATA Operation Mode. Conguration options: [non-RAID] [RAID]

2.3.7 System Information

This menu gives you an overview of the general system specications. The items in this menu are auto-detected by the BIOS.
AMIBIOS Version Build Date Processor Type Speed Count
: 08.00.12 : 08/10/05 : Intel (R) Pentium(R) 4 CPU 2.40GHz : 2400MHz : 1
System Memory Size : 256MB with 64MB shared memory


Displays the auto-detected BIOS information.

System Memory

Displays the auto-detected system memory.

2.4 Advanced menu

The Advanced menu items allow you to change the settings for the CPU and other system devices. Take caution when changing the settings of the Advanced menu items. Incorrect eld values can cause the system to malfunction.
Congure CPU. CPU Conguration USB Conguration Chipset Onboard Devices Conguration PCIPnP

Enter F1 F10 ESC

Select Screen Select Item Go to Sub Screen General Help Save and Exit Exit

2.4.1 CPU Conguration

The items in this menu show the CPU-related information that the BIOS automatically detects.
Congure advanced CPU settings Manufacturer:Intel Brand String:Intel (R) Pentium(R) 4 CPU 2.40GHz Frequency :2400MHz FSB Speed : 533MHz Cache L1 Cache L2 Cache L3 :8 KB :512 KB :0 KB [Disabled] [Auto] [Auto] [133] [Enabled] [Auto]

2.4.4 Onboard Devices Conguration
Congure Super IO Chipset OnBoard Floppy Controller Serial Port1 Address Parallel Port Address Parallel Port Mode EPP Version ECP Mode DMA Channel Parallel Port IRQ [Enabled] [3F8/IRQ4] [378] [ECP+EPP] [1.9] [DMA3] [IRQ7] Allows BIOS to Enable or Disable Floppy Controller.
Onboard Floppy Controller [Enabled] Serial Port1 Address [3F8/IRQ4] Parallel Port Address [378]
Enables or disables the Onboard Floppy Controller. Configuration options: [Enabled] [Disabled] Allows you to select the Serial Port1 base address. Configuration options: [Disabled] [3F8/IRQ4][2F8/IRQ3] [3E8/IRQ4] [2E8/IRQ3] Allows you to select the Parallel port base addresses. Configuration options: [Disabled] [378] [278]
Parallel Port Mode [ECP+EPP] Parallel Port IRQ [IRQ7]
Allows you to select the Parallel port mode. Conguration options: [Normal] [BiDirectional] [EPP+ECP] Allows you to select the Parallel Port IRQ. Conguration options: [IRQ5] [IRQ7

2.4.5 PCI PnP

The PCI PnP menu items allow you to change the advanced settings for PCI/PnP devices. The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA devices. Take caution when changing the settings of the PCIPnP menu items. Incorrect eld values can cause the system to malfunction.
Advanced PCI/PnP settings WARNING: Setting wrong values in the sections below may cause system to malfunction. Plug And Play OS PCI Latency Timer Allocate IRQ to PCI VGA Palette Snooping [No] [32] [Yes] [Disabled]
NO: lets the BIOS congure all the devices in the system. YES: lets the operating system congure Plug and Play (PnP) devices not required for boot if your system has a Plug and Play operating system. +F1 F10 ESC Select Screen Select Item Change Option General Help Save and Exit Exit
When set to [No], BIOS configures all the devices in the system. When set to [Yes] and if you installed a Plug and Play operating system, the operating system configures the Plug and Play devices not required for boot. Conguration options: [No] [Yes]

Plug And Play O/S [No]

PCI Latency Timer [64]
Allows you to select the value in units of PCI clocks for the PCI device latency timer register. Conguration options: [32] [64] [96] [128] [160] [192] [224] [248]
Allocate IRQ to PCI VGA [Yes]
When set to [Yes], BIOS assigns an IRQ to PCI VGA card if the card requests for an IRQ. When set to [No], BIOS does not assign an IRQ to the PCI VGA card even if requested. Conguration options: [Yes] [No]

CPU Temperature [xxxC/xxxF] MB Temperature [xxxC/xxxF] CPU Fan Speed [xxxxRPM]
The onboard hardware monitor automatically detects and displays the CPU and motherboard temperatures. The onboard hardware monitor automatically detects and displays the CPU fan speed in rotations per minute (RPM). If the fan is not connected to the motherboard, the specic eld shows N/A.

Chassis Fan Speed [N/A]

The onboard hardware monitor automatically detects and displays the chassis fan speed in rotations per minute (RPM). If the fan is not connected to the chassis, the specic eld shows N/A.
Some CPU fans with a 4-pin cable do not comply with Intel s PWM fan specication. When using this type of CPU fan, you can not reduce the CPU fan speed even if you set the CPU Q-Fan Mode to [PWM].
VCORE Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage
The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators.

2.6 Boot menu

The Boot menu items allow you to change the system boot options. Select an item then press <Enter> to display the sub-menu.
Boot Settings Boot Device Priority Boot Settings Conguration Security
Species the Boot Device Priority sequence. A virtual oppy disk drive (Floppy Drive B: ) may appear when you set the CD-ROM drive as the rst boot device. Enter F1 F10 ESC Select Screen Select Item Go to Sub Screen General Help Save and Exit Exit
A Hide option will display if removable boot device is detected.
Boot Settings Boot Device Priority Removable Drives Boot Settings Conguration Security
2.6.1 Boot Device Priority
Boot Device Priority 1st Boot Device 2nd Boot Device 3rd Boot Device [1st FLOPPY DRIVE] [HDD:PM-ST340014A] [CDROM:SM-ASUS CD-S] Species the boot sequence from the available devices. A device enclosed in parenthesis has been disabled in the corresponding type menu.
1st ~ xxth Boot Device [1st FLOPPY DRIVE]
These items specify the boot device priority sequence from the available devices. The number of device items that appear on the screen depends on the number of devices installed in the system. Conguration options: [xxxxx Drive] [Disabled]
2.6.2 Boot Settings Conguration
Boot Settings Conguration Full Screen Logo Boot From Network VIA SATA Raid Utility Bootup Num-Lock [Disabled] [Disabled] [Disabled] [On] Disabled: Displays normal POST messages. Enabled:Displays OEM Logo instead of POST messages.
Full Screen Logo [Disabled]
Allows you to enable or disable the full screen logo display feature. Conguration options: [Disabled] [Enabled]
Set this item to [Enabled] to use the ASUS MyLogo feature.
Boot From Network [Disabled]
Allows you to enable or disable the boot from network option. Configuration options: [Disabled] [Enabled]
VIA SATA Raid Utility [Disabled] Bootup Num-Lock [On]

Click an icon to display support CD/motherboard information

Click an item to install

If Autorun is NOT enabled in your computer, browse the contents of the support CD to locate the file ASSETUP.EXE from the BIN folder. Double-click the ASSETUP.EXE to run the CD.
Chapter 3: Software Support

Drivers menu

The drivers menu shows the available device drivers if the system detects installed devices. Install the necessary drivers to activate the devices.

Via Chipset Driver

Install Chipset Driver.

SATA Driver

Install SATA Driver.

C-Medias Xear 3D Driver

Install C-Medias Xear 3D Driver.

LAN Driver

Install LAN Driver.

USB 2.0 Driver

Install USB 2.0 Driver.

RAID Driver Disk

Install RAID Driver Disk.
The screen display and drivers option may not be the same for different operating system versions.
The Utilities menu shows the applications and other software that the motherboard supports.

Utilities menu

ASUS PC Probe can monitor Fan Speed, Voltage, and CPU Temperature to keep your PC safe.

ASUS Update

ASUS Update can help user to download and ash BIOS. Please install Network Card and TCP/IP network driver rst, otherwise ASUS Update can not work properly.

ASUS Screen Saver

Bring life to your idle screen by installing the ASUS screen saver.
ADOBE Acrobat Reader V7.0
The Adobe Acrobat Reader V7.0 is for opening, viewing, and printing documents in Portable Document Format (PDF). The Microsoft DirectX 9.0c is a multimedia technology that enhances computer graphics and sounds. DirectX improves the multimedia features of your computer so you can enjoy watching TV and movies, capturing videos, or playing games in your computer.

Microsoft DirectX 9.0c

Anti-Virus Utility
The anti-virus application scans, identies, and removes computer viruses. View the online help for detailed information.


MB Model P4C800-E DELUXE P4G800-V/WA/LAN P4P800-E DELUXE P4P800SE P4P800-VM/WA/LAN P4P800-X P4S800-MX P4S800-MX SE P4V8X-MX
Compatible V V V V V V V V
Note : Since every Motherboard is designed differently , mechanical interference may occur when you install retention bracket. ASUS highly recommend you to reposition the retention bracket 90 as an option.


Technical specifications

Product TypeMotherboard
Form FactorMicro ATX
Width9.6 in
Depth7.7 in
Compatible ProcessorsCeleron, Pentium 4
Processor SocketSocket 478
Chipset TypeVIA UniChrome P4M800 / VIA VT8237R Plus
Max Bus Speed800 MHz
Storage ControllerATA-133, Serial ATA-150 (RAID)
Power Connectors20-pin main power connector
Installed Qty (Max Supported)0 ( 1 )
Supported RAM TechnologyDDR SDRAM
Supported RAM Integrity CheckNon-ECC
RAM Installed ( Max )0 MB / 2 GB (max)
Supported RAM SpeedPC2100, PC2700
RAM FeaturesDual channel memory architecture
Graphics ControllerVIA UniChrome shared video memory (UMA)
Audio OutputSound card
Audio CodecCMI9761A
Sound Output Mode5.1 channel surround
Telecom / Networking
NetworkingNetwork adapter - VIA Tahoe VT6103 - Ethernet, Fast Ethernet
BIOS FeaturesDMI 2.0 support, WfM 2.0 support, ASUS MyLogo2, ACPI 2.0 support, SMBIOS 2.3 support, ASUS EZ Flash, Hyper-Threading Technology
Sleep / Wake UpWake on LAN (WOL), wake on ring (WOR)
Hardware FeaturesChassis intrusion detection, C.P.R. (CPU Parameter Recall), CrashFree BIOS 2
Expansion / Connectivity
Expansion Slot(s)2 memory - DIMM 184-pin 1 processor - Socket 478 1 AGP 8x ( 1.5 V ) 3 PCI
Storage InterfacesATA-133 - connector(s): 2 x 40pin IDC Serial ATA-150 - connector(s): 2 x 7pin Serial ATA - RAID 0 / RAID 1 / RAID 0+1 / JBOD
Interfaces1 x parallel - IEEE 1284 (EPP/ECP) - 25 pin D-Sub (DB-25) 1 x serial - RS-232 - 9 pin D-Sub (DB-9) 1 x storage - floppy interface - 34 pin IDC 1 x keyboard - generic - 6 pin mini-DIN (PS/2 style) 1 x mouse - generic - 6 pin mini-DIN (PS/2 style) 1 x display / video - VGA - 15 pin HD D-Sub (HD-15) 1 x audio - line-in - mini-phone stereo 3.5 mm 1 x audio - line-out - mini-phone stereo 3.5 mm 1 x microphone - input - mini-phone stereo 3.5 mm 1 x network - Ethernet 10Base-T/100Base-TX - RJ-45 4 x Hi-Speed USB - 4 pin USB Type A
Additional Connectors (Optional)4 x Hi-Speed USB
Universal Product Identifiers
Part NumberP4V8X-MX
GTIN04719543132128, 00610839132126, 00610839135158



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