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P4U800-X
User Guide
Motherboard
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Checklist E1882 Revised Edition V3 January 2005 Copyright © 2005 ASUSTeK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK COMPUTER INC. (“ASUS”). Product warranty or service will not be e
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Contents Notices ............................................................................................ v Safety information .......................................................................... vi About this guide ............................................................................. vii Conventions used in this guide ............................................ vii Where to find more information ............................................ vii P4U800-X specification summary .
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Safeguards Contents Chapter 2: BIOS Information 2.1 Managing and updating your BIOS .................................... 2-2 2.1.1 Creating a bootable floppy disk ............................. 2-2 2.1.2 Updating the BIOS with EZ Flash feature .............. 2-3 2.1.3 Recovering the BIOS with CrashFree BIOS .......... 2-4 2.1.4 ASUS Update ........................................................ 2-5 2.2 BIOS Setup program .......................................................... 2-7 2.2.1 BIOS
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Notices Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: • This device may not cause harmful interference, and • This device must accept any interference received including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reaso
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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. • Before connecting or removing signal cables from the motherboard, ensure that all power cable
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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. IMPORTANT: Information that you MUST follow to complete a task. NOTE: Tips and additional information to aid in completing a task. Where to find more information
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P4U800-X specification summary ® ® CPU Socket 478 for Intel Pentium 4 / Celeron with speeds up to 3.4GHz ® Supports Intel Hyper-Threading technology New power design supports next generation Intel Prescott CPU Chipset ULI M1683 ULI M1563 Front Side Bus (FSB) 800/533/400 MHz Memory 3 x 184-pin DDR DIMM sockets for up to 3GB memory Supports PC3200/PC2700/PC2100 unbuffered non-ECC DDR DIMMs Expansion slots 1 x AGP 8X/4X 5 x PCI Storage 2 x UltraDMA 133/100/66/33 connectors Audio ADI AD1888
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P4U800-X specification summary Internal I/O 1 x USB 2.0 connector for 2 additional USB ports CPU/Chassis fan connectors 20-pin/4-pin ATX 12V power connectors CD/AUX/MODEM connectors Game/MIDI port connector 20-pin panel connector Front panel audio connector BIOS features 2Mb Flash ROM, AMI BIOS, ACPI, PnP, DMI2.0, WfM 2.0, SM BIOS 2.3, DMI 2.0, ASUS CrashFree BIOS, ASUS EZ Flash Industry standard PCI 2.2, USB 2.0/1.1 Manageability DMI 2.0, WOL/WOR by PME, SMBus Power Requirement ATX power supply
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Chapter 1 This chapter describes the features of the P4U800-X motherboard. It includes brief descriptions of the motherboard components, and illustrations of the layout, jumper settings, and connectors. Product introduction
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1.1Welcome! ® Thank you for buying the ASUS P4U800-X motherboard! ® The ASUS P4U800-X motherboard, based on the ULI M1683 chipset supporting 800 FSB that delivers a host of new features and latest technologies making it another standout in the long line of ASUS quality motherboards! Before you start installing the motherboard, and hardware devices on it, check the items in your package with the list below. 1.2Package contents Check your P4U800-X package for the following items. ASUS P4U800-X
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CrashFree BIOS This feature allows you to restore the original BIOS data from a floppy disk in case the BIOS codes and data are corrupted. This protection eliminates the need to buy a replacement ROM chip. AGP 8X support AGP 8X (AGP 3.0) is the next generation VGA interface specification that enables enhanced graphics performance with high bandwidth speeds up to 2.12 GB/s. With a bus of 533Mhz, AGP 8X is twice as fast as AGP 4X. USB 2.0 technology The motherboard implements the new Universal Ser
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1.4 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. 1. Unplug the power cord from the wall socket before touching any component. 2. Use a grounded wrist strap or touch a safely grounded object or to a metal object, such as the power supply case, before handling components to avoid damaging them due to static electricity. 3. Hold components by the edges to avoid touching the ICs on them. 4. Whenever you unins
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1.5 Motherboard overview 1.5.1 Motherboard layout PS/2KBMS T: Mouse CPU_FAN1 B: Keyboard Socket 478 SPDIF_O COM1 USB12 ULi ATX12V1 USB2.0 Top: M1683 T: USB3 RJ-45 B: USB4 Top:Line In Center:Line Out Below:Mic In P4U800-X Accelerated Graphics Port (AGP1) PCI1 2Mbit Firmware Hub ULi PCI2 M1563 CLRTC PCI3 Super I/O PCI4 ® AD1888 CR2032 3V PCI5 Lithium Cell CD AUX CMOS Power SB_PWR FLOPPY1 CHASSIS1 USBPW56 CHA_FAN1 FP_AUDIO GAME1 USB56 PANEL ASUS P4U800-X motherboard 1-5 PARALLEL PORT USBPW34 USBPW1
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1.5.2 Placement direction When installing the motherboard, make sure that you place it into the chassis in the correct orientation. The edge with external ports goes to the rear part of the chassis as indicated in the image below. 1.5.3 Screw holes Place seven (7) 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 1-6 Chapter 1: Product introductio
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1.6 Central Processing Unit (CPU) 1.6.1 Overview ® ® The Intel Pentium 4 processors has a gold triangular mark on one corner. This mark indicates the processor Pin 1 that should match a specific corner of the CPU socket. Gold Arrow P4U800-X ® P4U800-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 ® ® 1. This motherboard supports Intel Pentium 4 CPUs with Hyper-Threading Technology. 2. Make s
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1.6.2 Installing the CPU Follow these steps to install a CPU. 1. Locate the 478-pin ZIF socket on the motherboard. 2. Unlock the socket by pressing the lever sideways, then lift it up to a 90°- 100° angle. Socket Lever 90 - 100 Make sure that the socket lever is lifted up to 90°-100° angle, otherwise the CPU does not fit in completely. 3. Position the CPU above the socket Gold Mark such that its marked corner matches the base of the socket lever. 4. Carefully insert the CPU into the socket unti
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1.7System memory 1.7.1 DIMM sockets location The following figure illustrates the location of the DDR DIMM sockets. P4U800-X ® P4U800-X 184-Pin DDR DIMM Sockets 1. 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. 2. When installing long AGP cards, it is recommended to install the memory modules first. Long AGP cards, when installed, may interfere with the memory so
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Table 1 DDR400 Qualified Vendor List (QVL) DIMM support Size Vendor Model CL Brand Side(s) Component A* B* 256MB KINGSTON KVR400X64C3A/256 N/A Hynix SS HY5DU56822BT-D43 • • 512MB KINGSTON KVR400X64C3A/512 N/A Hynix DS HY5DU56822BT-D43 • • 256MB KINGSTON KVR400X64C3A/256 N/A Infineon SS HYB25D256800BT-5B • • 512MB KINGSTON KVR400X64C3A/512 N/A Infineon DS HYB25D256809BT-5B • 256MB KINGSTON KVR400X64C3A/256 N/A KINGSTO
