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Overview
Hardware
Installation
Drivers &
Utilities
AWARD
BIOS Setup
Glossary
Troubleshooting &
Technical Support
MX4B
DOC. NO.: MX4B-OL-E0112B
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MX4B .................................................................................................................................................. 1
What’s in this manual ......................................................................................................................................................2
You Must Notice ..............................................................................................................................................................8
Before You Start ..............................................................................................................................................................9
Overview .......................................................................................................................................................................10
Feature Highlight...........................................................................................................................................................11
Quick Installation Procedure..........................................................................................................................................14
Motherboard Map ..........................................................................................................................................................15
Block Diagram...............................................................................................................................................................16
Hardware Installation..................................................................................................................... 17
About “Optional” and “Upgrade Optional”…...................................................................................................................18
JP14 Clear CMOS Data.................................................................................................................................................19
CPU Installation.............................................................................................................................................................20
CPU Jumper-less Design...............................................................................................................................................23
CPU and System Fan Connector (with H/W Monitoring)................................................................................................26
DIMM Sockets ...............................................................................................................................................................27
Front Panel Connector ..................................................................................................................................................29
ATX Power Connector ...................................................................................................................................................30
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AC Power Auto Recovery ..............................................................................................................................................30
IDE and Floppy Connector ............................................................................................................................................31
IrDA Connector..............................................................................................................................................................33
AGP (Accelerated Graphic Port) Expansion Slot ...........................................................................................................34
Support 10/100 Mbps LAN onboard (Optional)..............................................................................................................35
CNR (Communication and Network Riser) Expansion Slot ............................................................................................36
PC99 Color Coded Back Panel......................................................................................................................................37
Support 2
nd
USB Port.....................................................................................................................................................38
CD Audio Connector......................................................................................................................................................39
Modem Audio Connector ...............................................................................................................................................40
Front Audio Connector...................................................................................................................................................41
Battery-less and Long Life Design.................................................................................................................................42
Over-current Protection .................................................................................................................................................43
Hardware Monitoring .....................................................................................................................................................44
Resettable Fuse ............................................................................................................................................................45
2200µF Low ESR Capacitor...........................................................................................................................................46
Layout (Frequency Isolation Wall) .................................................................................................................................48
Pure Aluminum Heatsink ...............................................................................................................................................49
Driver and Utility............................................................................................................................. 50
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Auto-run Menu from Bonus CD Disc..............................................................................................................................51
Installing Intel® Chipset Software Installation Utility......................................................................................................52
Installing Intel IAA Driver...............................................................................................................................................53
Installing LAN Driver (Optional).....................................................................................................................................54
Installing Onboard Sound Driver....................................................................................................................................55
ACPI Suspend to Hard Drive.........................................................................................................................................56
ACPI Suspend to RAM (STR)........................................................................................................................................61
AWARD BIOS ................................................................................................................................... 63
About BIOS Function Description…...............................................................................................................................64
How To Use Award™ BIOS Setup Program...................................................................................................................65
How To Enter BIOS Setup .............................................................................................................................................67
BIOS Upgrade...............................................................................................................................................................68
Overclocking ................................................................................................................................... 70
VGA Card & Hard Disk ..................................................................................................................................................71
Glossary .......................................................................................................................................... 72
AC97 .............................................................................................................................................................................72
ACPI (Advanced Configuration & Power Interface)........................................................................................................72
AGP (Accelerated Graphic Port)....................................................................................................................................72
AMR (Audio/Modem Riser)............................................................................................................................................73
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AOpen Bonus Pack CD .................................................................................................................................................73
APM (Advanced Power Management)...........................................................................................................................73
ATA (AT Attachment)......................................................................................................................................................73
ATA/66...........................................................................................................................................................................73
ATA/100.........................................................................................................................................................................74
BIOS (Basic Input/Output System) ................................................................................................................................74
Bus Master IDE (DMA mode).........................................................................................................................................74
CNR (Communication and Networking Riser)................................................................................................................74
CODEC (Coding and Decoding) ....................................................................................................................................75
DDR (Double Data Rated) SDRAM................................................................................................................................75
DIMM (Dual In Line Memory Module) ............................................................................................................................75
DMA (Direct Memory Access)........................................................................................................................................75
ECC (Error Checking and Correction)............................................................................................................................76
EDO (Extended Data Output) Memory...........................................................................................................................76
EEPROM (Electronic Erasable Programmable ROM)....................................................................................................76
EPROM (Erasable Programmable ROM).......................................................................................................................76
EV6 Bus ........................................................................................................................................................................77
FCC DoC (Declaration of Conformity)............................................................................................................................77
FC-PGA (Flip Chip-Pin Grid Array) ................................................................................................................................77
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Flash ROM ....................................................................................................................................................................77
FSB (Front Side Bus) Clock...........................................................................................................................................78
I
2
C Bus ..........................................................................................................................................................................78
IEEE 1394 .....................................................................................................................................................................78
Parity Bit........................................................................................................................................................................78
PBSRAM (Pipelined Burst SRAM).................................................................................................................................79
PC-100 DIMM................................................................................................................................................................79
PC-133 DIMM................................................................................................................................................................79
PC-1600 or PC-2100 DDR DRAM .................................................................................................................................79
PCI (Peripheral Component Interface) Bus....................................................................................................................79
PDF Format...................................................................................................................................................................80
PnP (Plug and Play) ......................................................................................................................................................80
POST (Power-On Self Test)...........................................................................................................................................80
RDRAM (Rambus DRAM)..............................................................................................................................................80
RIMM (Rambus Inline Memory Module).........................................................................................................................81
SDRAM (Synchronous DRAM) ......................................................................................................................................81
Shadow E
2
PROM ..........................................................................................................................................................81
SIMM (Single In Line Memory Module)..........................................................................................................................81
SMBus (System Management Bus) ...............................................................................................................................82
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SPD (Serial Presence Detect) .......................................................................................................................................82
Ultra DMA......................................................................................................................................................................82
USB (Universal Serial Bus)............................................................................................................................................83
VCM (Virtual Channel Memory).....................................................................................................................................83
ZIP file...........................................................................................................................................................................83
Troubleshooting.............................................................................................................................. 84
Technical Support........................................................................................................................... 88
Product Registration....................................................................................................................... 91
How to Contact Us.......................................................................................................................... 92
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Adobe, the Adobe logo, Acrobat is trademarks of Adobe Systems Incorporated.
AMD, the AMD logo, Athlon and Duron are trademarks of Advanced Micro Devices, Inc.
Intel, the Intel logo, Intel Celeron, Pentium II, Pentium III are trademarks of Intel Corporation.
Microsoft, Windows, and Windows logo are either registered trademarks or trademarks of Microsoft Corporation in the United
States and/or other countries.
All product and brand names used on this manual are used for identification purposes only and may be the registered trademarks
of their respective owners.
All of the specifications and information contained in this manual are subject to change without notice. AOpen reserves the right to
revise this publication and to make reasonable changes. AOpen assumes no responsibility for any errors or inaccuracies that may
appear in this manual, including the products and software described in it.
This documentation is protected by copyright law. All rights are reserved.
No part of this document may be used or reproduced in any form or by any means, or stored in a database or retrieval
system without prior written permission from AOpen Corporation.
Copyright
©
1996-2000, AOpen Inc. All Rights Reserved.
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This Online Manual will introduce to the user how this product is installed. All useful information will be described in later chapters.
Please keep this manual carefully for future upgrades or system configuration changes. This Online Manual is saved in PDF format
,
we recommend using Adobe Acrobat Reader 4.0 for online viewing, it is included in Bonus CD disc
or you can get free download
from Adobe web site
.
Although this Online Manual is optimized for screen viewing, it is still capable for hardcopy printing, you can print it by A4 paper
size and set 2 pages per A4 sheet on your printer. To do so, choose File > Page Setup and follow the instruction of your printer
driver.
Thanks for the help of saving our earth.
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Thank you for choosing AOpen MX4B motherboard. The MX4B is Intel
®
Socket 478 motherboard (M/B) based on the Micro ATX
form factor featuring the Intel
®
845 (Brookdale) chipset. As high performance chipset built in the M/B, the MX4B motherboard can
support Intel
®
Socket 478 Pentium
®
4 (Willamette / Northwood) and 400 MHz Front Side Bus (FSB) clock. In the AGP performance,
it has one AGP slot and supports AGP 4X mode and pipelined spilt-transaction long burst transfer up to 1056MB/sec. According to
different customer’s requirements, 64, 128, 256, 512MB and 1GB DDR SDRAM DIMM modules can be applied to the motherboard
and the maximum memory size can be up to 2 GB. The onboard IDE controller supports Ultra DMA
33/66/100 mode and the
transfer rate up to 100MB/s. Further flexibility can be achieved by taking advantage of the Communication and Network Riser (CNR)
card option that allows audio, modem, and/or LAN configuration on a single
baseboard design. More than that, on the strength of Intel 82562ET
PHY on board, which is an highly-integrated Platform LAN
Connect device, it provides 10/100M bps Ethernet for office and
home use (Optional). Besides, the MX4B has a RealTek ALC201
AC97
CODEC chipset onboard providing high performance and
magic surround stereo sound to let people enjoy working with it.
Now, let’s enjoy all features from AOpen MX4B motherboard.
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CPU
Supports Intel
®
Socket 478 Pentium
®
4 (Willamette / Northwood) 1.4GHz~2.4GHz+ with 400MHz Front Side Bus (FSB) designed for
Socket 478 technology.
Chipset
With the Intel
®
845 (Brookdale) chipset, Intel delivers a discrete graphics solution with all the performance, innovative features and
proven reliability of the Intel
®
845 chipset. With its highly scalable design, the new 845 chipset offers an ideal, leading-edge AGP
graphics solution for Intel
®
Pentium
®
4 processor platforms. And the smart integration in the Intel 845 chipset's I/O Controller Hub
(ICH2) features two USB controllers supporting four USB ports. With support for 5.1 channels of AC’97 audio and the ability to
make the most of soft audio/modem technology, the 845 chipset delivers an ideal solution for innovative new form factors.
Expansion Slots
Including three 32-bit/33MHz PCI, one CNR and one AGP 4X slots. The PCI local bus throughput can be up to 132MB/s. The
Communication & Nectworking Riser (CNR)
slot provided from MX4B can support CNR interface for a Modem/Audio card. The
Accelerated Graphics Port (AGP)
specification provides a new level of video display sophistication and speed. The AGP video
cards support data transfer rate up to 1056MB/s. MX4B motherboard includes one AGP expansion slot for a bus mastering AGP
graphic card. For AD and SBA signaling, MX4B motherboard can support 4X mode. Of three PCI slots provided, all of them are
master PCI slots with arbitration and decoding for all integrated functions and LPC bus.
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Memory
Provides two 184-pin DDR SDRAM DIMM sockets that support up to 2GB of PC-200/266 compliant DDR SDRAM ( Double Date
Rate, Synchronous Dynamic Random Access Memory). You may install 64, 128, 256, 512mb and 1GB DDR SDRAM DIMM
modules into each socket.
LAN Port (Optional)
On the strength of Intel 82562ET PHY on board, which is an highly-integrated Platform LAN Connect device, it provides 10/100
Mbps Ethernet for office and home use.
Ultra DMA 33/66/100 Bus Mater IDE
Comes with an on-board PCI Bus Master IDE controller with two connectors that supports four IDE devices in two channels,
supports Ultra DMA
33/66/100, PIO Modes 3 and 4 and Bus Master IDE DMA Mode 5, and supports Enhanced IDE devices.
On-board AC’97 Sound
MX4B uses the RealTek ALC201 AC97 sound chip. This on-board audio includes a complete audio recording and playback system.
Four USB Connectors
Provides two ports, four USB connectors for USB interface devices, such as mouse, keyboard, modem, scanner, etc.
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Power Management/Plug and Play
Supports the power management function that confirms to the power-saving standards of the U.S. Environmental Protection
Agency (EPA) Energy Star program. It also offers Plug-and-Play
, which helps save users from configuration problems, thus making
the system much user-friendlier.
Hardware Monitoring Management
Supports CPU or system fans status, temperature and voltage monitoring and alert, through the on-board hardware monitor
module.
Enhanced ACPI
Fully implement the ACPI standard for Windows
®
98/ME/2000 series compatibility, and supports Soft-Off, STR (Suspend to RAM,
S3), STD (Suspend to Disk, S4) features.
Super Multi-I/O
Provides two high-speed UART compatible serial ports and one parallel port with EPP and ECP capabilities. UART can also be
directed from COM1 to the Infrared Module for the wireless connections.
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This page gives you a quick procedure on how to install your system. Follow each step accordingly.
1. Installing CPU and Fan
2. Installing System Memory (DIMM
3. Connecting Front Panel Cable
4. Connecting IDE and Floppy Cable
5. Connecting ATX Power Cable
6. Connecting Back Panel Cable
7. Power-on and Load BIOS Setup Default
8. Setting CPU Frequency
9. Reboot
10. Installing Operating System (such as Windows 98)
11. Installing Driver and Utility
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Motherboard Map
PC99 Colored Back Panel
Resettable Fuse
JP14 CMOS Clear Jumper
Red: MODEM-CN Connector
Black: CD-IN Connector
Intel 82562ET PHY Onboard
CNR Expansion Slot
Front Audio Connecto
r
IrDA Connector
Front Panel Connector
FAN3 Connecto
r
2
nd
USB Connecto
r
2Mbit Programmable Flash ROM
A
TA/33/66/100
IDE Connector x2
FDD Connecto
r
184-pin DDR DIMM Socket x2
supports PC-200/266 DDR
SDRAM maximum up to 2 GB
A
TX Power Connecto
r
CPU Fan Connector with H/W
Monitoring Function
Intel
®
845 chipset with MCH, ICH2
that supports LAN, Ultra ATA/100,
SDRAM Solution
478-pin CPU socket with Voltage
and Frequency Auto-detection that
support Intel
®
Pentium
®
4
1.4~2.4GHz+ CPU
A
GP 4x Expansion Slot
32-bit PCI Expansion Slot x3
4-pin 12V. ATX Power Connector
2200
μ
F Low ESR Capacitors
RealTek ALC201 AC’97 CODEC
System LED
FAN2 Connector
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Intel 82845
(Brookdale)
MCH
Socket 478
Intel
Pentium 4
CPU
400MHz System
Bus
DIMM Socket x2
AGP 4X Slot
Intel
82801BA
ICH2
Serial Port x2
2
nd
USB Port
1
st
USB Port
USB
Connector x4
32-bit PCI Slot x3
Parallel Port
IDE Drive x4
ATA
33/66100
PC-200/266 DDR
SDRAM Up to 2GB
Primary
Channel
Secondary
Channel
2Mbit Flash EEPROM
AC Link
PCI Bus
CNR Slot
Firmware Hub
Low Pin
Count
Super
I/O
Floppy Disk Drive x2
RealTek
ALC201
Intel
82562ET
PHY
LAN connect Component
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This chapter describes jumpers, connectors and hardware devices of this motherboard.
Note: Electrostatic discharge (ESD) can damage your processor, disk drives, expansion boards, and
other components. Always observe the following precautions before you install a system component.
1. Do not remove a component from its protective packaging until you are ready to install it.
2. Wear a wrist ground strap and attach it to a metal part of the system unit before handling a
component. If a wrist strap is not available, maintain contact with the system unit throughout any
procedure requiring ESD protection.
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“
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”
”
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“
“
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”
”
…
…
When you read this online manual and start to assemble your computer system, you may find some of functions are called
“Optional”, and some are called “Upgrade Optional”. Though all AOpen motherboards include many amazing and powerful features,
in some situations, these powerful features are not used to every user. Hence, we changed some key features as “Optional” for you
to choose. Some optional functions that can be upgraded by users, we call them “Upgrade Optional”. As for those optional
functions that can’t be upgraded by ourselves, we call them “Optional”. If needed, you can contact our local distributors or resellers
for purchasing “Upgrade Optional” components, and again you can visit AOpen official web site: www.aopen.com.tw
for more detail
information.
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You can clear CMOS to restore system default setting. To clear the CMOS, follow the procedure below.
1. Turn off the system and unplug the AC power.
2. Remove ATX power cable from connector PWR2.
3. Locate JP14 and short pins 2-3 for a few seconds.
4. Return JP14 to its normal setting by shorting pin 1 & pin 2.
5. Connect ATX power cable back to connector PWR2.
1
Normal
(
default
)
1
Clear
CMOS
Tip: When should I Clear CMOS?
1. Boot fail because of overclocking…
2. Forget password…
3. Troubleshooting…
Pin 1
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This motherboard supports Intel
®
Pentium 4 Socket 478 series CPU (Willamette / Northwood). Be careful of CPU orientation when
you plug it into CPU socket.
Note: These pictures are for example only, it may not exactly be the same motherboard.
2. Locate Pin 1 in the socket and look for a black dot or cut edge on the
CPU upper interface. Match Pin 1 and cut edge, then insert the CPU into
the socket.
CPU pin 1 and
cut edge
CPU socket
Lever
1. Pull up the CPU socket lever and
up to 90-degree angle.
CPU cut edge
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