CHAINTECH P4M266A User Manual

Intel Socket 478

VIA P4M266A + VT8235

u-ATX Motherboard

User’s Guide

Declaration of Conformity

According to 47 CFR, Parts 2 and 15 of the FCC Rules

The following designated product:

EQUIPMENT: MAINBOARD

is a Class B digital device that complies with 47 CFR Parts 2 and 15 of the FCC
Rules. Operation is subject to the following two conditions:

1. This device may not cause harmful interference.

2. This device must accept any interference received, including interference that
may cause undesired operation.

This declaration is given to the manufacturer:

CHAINTECH AMERICA CORP.

4427 Enterprise St. Fremont, CA 94538, U.S.A.

http://www.chaintechusa.com

Chaintech President: Simon Ho

Signature:

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.
* 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 reasonable protection against harmful interference
in a residential installation. This equipment generates, uses, and can radiate radio frequency energy. If this
equipment is not installed and used in accordance with the manufacturer's instructions, it may cause harmful
interference to radio communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or television reception, which can
be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one
or more of the following measures:
* Reorient or relocate the receiving antenna.
* Increase the separation between the equipment and receiver.
* Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.
* Consult the dealer or an experienced radio/TV technician for help.

The use of shielded cables for connection of the monitor to the graphics card is required to assure
compliance with FCC regulations. Changes or modifications to this unit not expressly approved by the party
responsible for compliance could void the user's authority to operate this equipment.

Canadian Department of Communications Statement

This digital apparatus does not exceed the Class B limits for audio noise emissions from digital apparatuses
set out in the Radio Interference Regulations of the Canadian Department of Communications.

Manufacturer's Disclaimer Statement

The information in this document is subject to change without notice and does not represent a commitment
on the part of the vendor. No warranty or representation, either expressed or implied, is made with respect to the
quality, accuracy or fitness for any particular purpose of this document. The manufacturer reserves the right to
make changes to the content of this document and/or the products associated with it at any time without obligation
to notify any person or organization of such changes. In no event will the manufacturer be liable for direct, indirect,
special, incidental or consequential damages arising out of the use or inability to use this product or documentation,
even if advised of the possibility of such damages. This document contains materials protected by copyright. All
rights are reserved. No part of this manual may be reproduced or transmitted in any form, by any means or for any
purpose without expressed written consent of its authors. Product names appearing in this document are mentioned
for identification purposes only. All trademarks, product names or brand names appearing in this document are
registered property of their respective owners.

Printed in Taiwan.

Feb 2004

OST-CONSUMER

RECYCLED PAPER

100%

TABLE OF CONTENTS

CHAPTER 1 INTRODUCTION......................................................................................................1

1-1 PRODUCT SPECIFICATIONS.........................................................................................................1

1-2 PACKAGE CONTENTS.................................................................................................................1

1-3 MOTHERBOARD LAYOUT...........................................................................................................2

CHAPTER 2 HARDWARE SETUP................................................................................................3

2-1 INSTALLING A CPU PROCESSOR FOR SOCKET 478.......................................................................3

2-2 MAIN MEMORY CONFIGURATION...............................................................................................3

2-3 CONNECTOR AND JUMPER SETTINGS..........................................................................................3

CHAPTER 3 BIOS SETUP PROGRAM.........................................................................................7

3-1 STANDARD CMOS SETUP .........................................................................................................7

3-2 ADVANCED BIOS FEATURES .....................................................................................................8

3-3 ADVANCED CHIPSET FEATURES ...............................................................................................10

3-4 INTEGRATED PERIPHERALS......................................................................................................11

3-5 POWER MANAGEMENT SETUP .................................................................................................13

3-6 PNP/PCI CONFIGURATIONS.....................................................................................................15

3-7 FREQUENCY/VOLTAGE CONTROL ............................................................................................15

3-8 LOAD FAIL-SAFE DEFAULTS....................................................................................................16

3-9 LOAD OPTIMIZED DEFAULTS...................................................................................................16

3-10 S

UPERVISOR PASSWORD & USER PASSWORD SETTING

....................................................................16

3-11 SAVE AND EXIT SETUP...........................................................................................................16

3-12 EXIT WITHOUT SAVING .........................................................................................................16

CHAPTER 4 DRIVER SETUP......................................................................................................17

4-1 VIA SERVICE PACK SETUP......................................................................................................17

4-2 VIDEO APPLICATION...............................................................................................................17

4-3 AUDIO DRIVER SETUP.............................................................................................................17

4-4 LAN DRIVER SETUP ...............................................................................................................17

4-5 USB 2.0 DRIVER.....................................................................................................................17

Revision History

Revision Description P/N

V.1S_E Original Issue 9413340110

V.2S_E

1. Memory modules support update

2. Address update

9413340120

Chapter 1

1

Chapter 1 Introduction

1-1 Product Specifications

Processor

- Supports Intel Celeron/Pentium 4 Socket 478 CPU

- Supports Intel Celeron/Pentium 4 system bus at 400/533MHz

- Supports Prescott CPU

Chipset

- VIA P4M266A + VT8235

Main Memory

- Supports two 184 pin DDR DIMMs up to 2GB

- Supports PC 1600/2100 (DDR200/266) DDR SDRAM modules

Expansion Slots

- One AGP slot for 1X/2X/4X AGP

- Three 32-Bit PCI slots (v2.2 compatible)

On-board Video System

- Integrated 128-bit ProSavage8 GFX 2D/3D graphics accelerator

- Full frame DVD audio and video playback

- Shared system memory, up to 32MB

Audio Subsystem via AC-Link

- With external high quality AC’97 Codec

- Complete software driver supports for Windows® OS

Ultra DMA 66/100/133 PCI IDE Controller

- Supports two IDE ports up to 4 ATAPI devices

- Supports PIO Mode 4 up to 16.6MBps, Multi Mode 4 up to 66MBps, Multi Word Mode

5 up to 100MBps and Multi Word Mode 6 up to 133MBps with Bus Mastering

- Bus-Mastering software drivers for all common multi-tasking operating systems

USB 2.0/1.0 Host Controller

- Three EHCI USB 2.0 controllers support total six USB 2.0/1.1 ports

- Supports USB 2.0 high-speed device @480 Mb/s transfer rates

On board ITE 8700 Super I/O Functions

- Two UARTs support serial port (COM2 is optional) and IR function (up to 115.2Kbps)

for HPSIR and ASKIR

- One SPP/ECP/EPP parallel port

- One floppy disk drive connector supports up to 2.88MB

Fast Ethernet Controller with MII Interface (Optional)

- Supports 10/100Mbps fast Ethernet with external VIA VT6103 PHY

Boot-Block Flash ROM

- Award system BIOS supports PnP, APM, DMI, ACPI, & Multi-device booting features.

1-2 Package Contents

This product comes with the following components:

1. 1 x Motherboard

2. 1 x 40-Pin UDMA-100 IDE Cable

Blue to motherboard, Gray to Master and Black to Slave

3. 1 x 34-Pin floppy Disk Drive Cable

4. 1 x User’s Guide

5. 1 x Driver CD

Chapter 1

2

1-3 Motherboard Layout