AOpen MX46U2-VN Online Manual
AOpen MX46U2-VN Online Manual

AOpen MX46U2-VN Online Manual

Motherboard
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MX46U2-VN

DOC. NO.: MX46U2VN-OL-E0303A
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Summary of Contents for AOpen MX46U2-VN

  • Page 1: Mx46U2-Vn

    MX46U2-VN DOC. NO.: MX46U2VN-OL-E0303A...
  • Page 2: Table Of Contents

    About “User Upgrade Optional” and “Manufacture Upgrade Optional”… ................... 17 JP14 Clear CMOS Data ................................18 CPU Installation................................... 19 CPU Jumper-less Design ................................22 AOpen “Watch Dog ABS” ................................23 Setting CPU Frequency................................24 CPU and System Fan Connector (with H/W Monitoring) ......................26 JP28 Keyboard/Mouse Wake-up Jumper............................ 27...
  • Page 3 DIMM Sockets ..................................... 28 Front Panel Connector ................................30 ATX Power Connector................................. 31 AC Power Auto Recovery................................31 IDE and Floppy Connector ................................32 ATA/133 Supported ..................................34 IrDA Connector.................................... 35 Support 10/100 Mbps LAN onboard............................36 PC99 Color Coded Back Panel ..............................37 Support USB 2.0 Ports ................................
  • Page 4 Vivid BIOS technology................................. 48 Driver and Utility ............................49 Auto-run Menu from Bonus CD ..............................50 Installing VGA Driver ................................... 51 Installing AGP Driver ................................... 52 Installing Audio Driver.................................. 53 Installing IDE Driver..................................54 Installing LAN Driver..................................55 Installing USB2.0 Driver ................................57 AOConfig Utility ...................................
  • Page 5 ACR (Advanced Communication Riser) ............................72 AGP (Accelerated Graphic Port) ..............................73 AMR (Audio/Modem Riser) ................................. 73 ATA (AT Attachment) ................................... 73 BIOS (Basic Input/Output System).............................. 74 Bluetooth ..................................... 74 CNR (Communication and Networking Riser)..........................74 DDR (Double Data Rate) RAM..............................75 ECC (Error Checking and Correction)............................
  • Page 6 PCI (Peripheral Component Interface) Bus..........................78 PDF Format ....................................78 PnP (Plug and Play) ..................................78 POST (Power-On Self Test) ................................ 78 PSB (Processor System Bus) Clock ............................78 RDRAM (Rambus Dynamic Random Access Memory) ......................79 RIMM (Rambus Inline Memory Module)............................79 SDRAM (Synchronous DRAM) ..............................
  • Page 7: You Must Notice

    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.
  • Page 8: Before You Start

    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 format, we recommend using Adobe Acrobat Reader 5.0 for online viewing, it is included in Bonus CD or you can get free download from Adobe web...
  • Page 9: Overview

    Thank you for choosing AOpen MX46U2-VN motherboard. MX46U2-VN is Intel Socket 478 motherboard (M/B) based on the micro-ATX ® form factor featuring the SIS 650GX chipset. As high performance chipset built in the M/B, MX46U2-VN motherboard support Intel Socket ® 478 Pentium 4 (Willamette / Northwood) and 400MHz Front Side Bus (FSB) clock.
  • Page 10: Feature Highlight

    ® ® Supports Intel Socket 478 Pentium 4 (Willamette / Northwood) 1.4GHz~2.4GHz+ with 400MHz Front Side Bus (FSB) designed for Socket 478 technology. Chipset This motherboard is equipped with SIS 650GX chipset. SIS 650 IGUI Host Memory Controller integrates a high performance host interface for Intel Pentium 4 processor and a high performance 2D/3D Graphic Engine.
  • Page 11 90~200MHz by 1MHz stepping adjustment, and helps your system get maximum performance. WatchDog ABS Includes AOpen “WatchDog ABS” function that can auto-reset default settings in 4.8 seconds when you fail to system overclocking. LAN Port On the strength of Realtek 8201BL PHY on board, which is a highly-integrated Platform LAN Connect device, it provides 10/100 Mbps Ethernet for office and home use.
  • Page 12: Hardware Monitoring Management

    Six USB 2.0 Ports Provides four ports on the back panel, one connector on the board for USB 2.0 interface devices, such as mouse, keyboard, modem, scanner, etc. 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.
  • Page 13: Quick Installation Procedure

    This page gives you a quick procedure on how to install your system. Follow each step accordingly. Installing CPU and Fan Installing System Memory (DIMM) Connecting Front Panel Cable Connecting IDE and Floppy Cable Connecting ATX Power Cable Connecting Back Panel Cable Power-on and Load BIOS Setup Default Setting CPU Frequency Reboot...
  • Page 14: Motherboard Map

    Motherboard Map CD-IN Connector 2Mb Flash ROM BIOS PC99 Colored Back Panel AC’97 CODEC Resetable Fuse Front Audio Connector JP28 KB/Mouse Wakeup Jumper Realtek RTL8201BL LAN Chip 4-pin 12V. ATX Power Connector SYSFAN3 Connector IrDA Connector Low ESR Capacitors 32-bit PCI Expansion Slot x3 SYSFAN2 connector 478-pin CPU socket (Willamette/ Northwood)
  • Page 15: Block Diagram

    DDR 200/266 SDRAM Up to 2GB 32-bit PCI Slot x3 DIMM Socket x2 Socket 478 400MHz System Intel Pentium 4 CPU(Willamette /Northwood) PCI Bus SIS 650GX Primary 66/100/133 Channel IDE Drive x4 Secondary Channel RealTek AC97 SIS 962L CODEC Realtek RTL8201BL LAN connect Component USB Port...
  • Page 16: Hardware Installation

    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. Do not remove a component from its protective packaging until you are ready to install it. Wear a wrist ground strap and attach it to a metal part of the system unit before handling a component.
  • Page 17: About "User Upgrade Optional" And "Manufacture Upgrade Optional

    When you read this online manual and start to assemble your computer system, you may notice that some of the functions are marked as “User Upgrade Optional” or “Manufacture Upgrade Optional”. Although all of AOpen’s motherboards have included many amazing and powerful features, sometimes not every user is familiar with these powerful features.
  • Page 18: Jp14 Clear Cmos Data

    You can clear CMOS to restore system default setting. To clear CMOS, follow the procedure below. Turn off the system and unplug the AC power. Remove ATX power cable from connector PWR2. Locate JP14 and short pins 2-3 for a few seconds. Return JP14 to its normal setting by shorting pin 1 &...
  • Page 19: Cpu Installation

    ® This motherboard supports Intel Pentium 4 Socket 478 series CPU (Willamette / Northwood). Be careful of CPU orientation when you plug it into CPU socket. 2. Locate Pin 1 in the socket and look for mark on the CPU upper interface. 1.
  • Page 20 3. Press down the CPU socket lever and finish CPU installation. CPU cut edge Note: If you do not match the CPU socket Pin 1 and CPU cut edge well, you may damage the CPU. Note: This socket supports Micro-FC-PGA2 package CPU, which is the latest CPU package developed by Intel.
  • Page 21 This motherboard comes with a retention module attached on the CPU socket when shipped, we strongly recommend you to install AOpen special designed CPU Fan as shown below on the retention module for better heat dissipation. Please install the CPU Fan correctly as the following pictures shown.
  • Page 22: Cpu Jumper-Less Design

    CPU VID signal and SMbus clock generator provide CPU voltage auto-detection and allows the user to set the CPU frequency through the BIOS setup, therefore no jumpers or switches are used. The disadvantages of the Pentium based jumper-less designs are eliminated. There will be no worry of wrong CPU voltage detection.
  • Page 23: Aopen "Watch Dog Abs

    “ ” “ ” With this motherboard, AOpen provides a very special, useful feature for overclockers. When you power-on the system, the BIOS will check last system POST status. If it succeeded, the BIOS will enable “Watch Dog ABS” function immediately, and set the CPU FSB frequency by user’s setting that stored in the BIOS.
  • Page 24: Setting Cpu Frequency

    BIOS Setup > Frequency/Voltage Control This motherboard is CPU jumper-less design, you can set CPU frequency through the BIOS setup, and no jumpers or switches are needed. The default setting is "table select mode". You can adjust the FSB from "CPU Host/SDRAM/PCI Clock" for overclocking. Core Frequency = CPU FSB Clock * CPU Ratio PCI Clock = CPU FSB Clock / Clock Ratio Clock = PCI Clock x 2...
  • Page 25 CPU Core System Willamette CPU Core System Northwood CPU Ratio Ratio Frequency Clock Frequency Clock Pentium 4 1.6G 1600MHz 100MHz 400MHz Pentium 4 1.5G 1500MHz 100MHz 400MHz Pentium 4 1.8G 1800MHz 100MHz 400MHz Pentium 4 1.6G 1600MHz 100MHz 400MHz Pentium 4 1.7G 1700MHz 100MHz 400MHz...
  • Page 26: Cpu And System Fan Connector (With H/W Monitoring)

    Plug in the CPU fan cable to the 3-pin CPUFAN1 connector. If you have chassis fan, you can also plug it on SYSFAN2 or SYSFAN3 connector. +12V SENSOR SYSFAN2 Connector +12V SENSOR CPUFAN1 Connector Note: Some CPU fans do not have +12V sensor pin, so that they cannot support SENSOR...
  • Page 27: Jp28 Keyboard/Mouse Wake-Up Jumper

    This motherboard provides keyboard / mouse wake-up function. You can use JP28 to enable or disable this function, which could resume your system from suspend mode with keyboard or mouse installed. The factory default setting is set to “Disable”(1-2), and you may enable this function by setting the jumper to 2-3.
  • Page 28: Dimm Sockets

    This motherboard has two 184-pin DDR DIMM sockets that allow you to install DDR266 memory or DDR200 memory up to 2GB. DIMM1 DIMM2...
  • Page 29 Please follow the procedure as shown below to finish memory installation. Make sure the DIMM module’s pin face down and match the socket’s size as depicted below. Pin 1 52 pins 40 pins Insert the module straight down to the DIMM slot with both hands and press down firmly until the DIMM module is securely in place. Pin 1 Repeat step 2 to finish additional DIMM modules installation.
  • Page 30: Front Panel Connector

    Attach the power LED, Keylock, speaker, power and reset switch connectors to the corresponding pins. If you enable “Suspend Mode” item in BIOS Setup, the ACPI & Power LED will keep flashing while the system is in suspend mode. Locate the power switch cable from your ATX housing. It is 2-pin female connector from the housing front panel.
  • Page 31: Atx Power Connector

    This motherboard comes with a 20-pin and 4-pin ATX power connector. Make sure you plug in the right direction. We strongly recommend you to connect the 4-pin 12V ATX connector before connecting the 20-pin ATX power connector and use standard power supply specially designed for Pentium 4 system.
  • Page 32: Ide And Floppy Connector

    Connect 34-pin floppy cable and 40-pin IDE cable to floppy connector FDD and IDE connector. Be careful of the pin1 orientation. Wrong orientation may cause system damage. Secondary Slave Secondary (4th) Master (3rd) IDE 2 (Secondary) IDE 1 (Primary) Pin 1 Primary Master Primary Slave (1st)
  • Page 33 IDE1 is also known as the primary channel and IDE2 as the secondary channel. Each channel supports two IDE devices that make a total of four devices. In order to work together, the two devices on each channel must be set differently to Master and Slave mode. Either one can be the hard disk or the CDROM.
  • Page 34: Ata/133 Supported

    This motherboard supports ATA66, ATA100 ATA133 IDE devices. Following table lists the transfer rate of IDE PIO and DMA modes. The IDE bus is 16-bit, which means every transfer is two bytes. As the hard drive industry introduces faster and higher capacity hard drives, the current Ultra ATA/100 interface causes a data bottleneck between the drive and the host computer.
  • Page 35: Irda Connector

    The IrDA connector can be configured to support wireless infrared module, with this module and application software such as Laplink or Windows 95 Direct Cable Connection, the user can transfer files to or from laptops, notebooks, PDA devices and printers. This connector supports HPSIR (115.2Kbps, 2 meters) and ASK-IR (56Kbps).
  • Page 36: Support 10/100 Mbps Lan Onboard

    On the strength of Realtek 8201BL PHY on board, which is a highly-integrated Platform LAN Connect device, it provides 10/100M bps Ethernet for office and home use, the Ethernet RJ45 connector is located on top of USB connectors. The orange LED indicates the link mode, it lights when linking to network.
  • Page 37: Pc99 Color Coded Back Panel

    The onboard I/O devices are PS/2 Keyboard, PS/2 Mouse, RJ-45 LAN Connector, COM1, VGA, Printer, USB, and AC97 sound ports. The view angle of drawing shown here is from the back panel of the housing. SPP/EPP/ECP RJ-45 LAN Parallel Port PS/2 Mouse Connector LINE-IN...
  • Page 38: Support Usb 2.0 Ports

    This motherboard provides six ports to connect USB devices such as mouse, keyboard, modem, printer, etc. There are four connectors on the PC99 back panel. You can use proper cables to connect USB devices from PC99 back panel or connect USB 2.0 header to the front panel of chassis.
  • Page 39: Cd Audio Connector

    This connector is used to connect CD Audio cable from CDROM or DVD drive to onboard sound. CD-IN Connector...
  • Page 40: Front Audio Connector

    If the housing has been designed with an audio port on the front panel, you’ll be able to connect onboard audio to front panel through this connector. By the way, please remove these jumpers cap from the Front Audio Connector before you connect the cable. Do not remove this yellow jumper cap if your housing doesn’t have an audio port on the front panel.
  • Page 41: Battery-Less And Long Life Design

    This Motherboard implements a Flash ROM and a special circuit that provide you no batter power consumption of current CPU and CMOS Setup configurations. The RTC (real time clock) can also keep running as long as the power cord is plugged. If you lose your CMOS data by accident, you can just reload the CMOS configurations from Flash ROM and the system will recover as usual.
  • Page 42: Over-Current Protection

    CPU, memory, HDD or add-on cards installed on this motherboard is damaged due to component failure, human operating error or other unknown natural reasons. AOpen cannot guarantee that the protection circuit will always work perfectly.
  • Page 43: Hardware Monitoring

    CPU temperature. If any of those systems’ status goes wrong, there will be an alarm through the chassis external speaker or buzzer of motherboard (if having this function and enabled) to warn the user. Fan Speed AOpen H/W Monitoring Detection Utility...
  • Page 44: Resetable Fuse

    Traditional motherboard uses fuses to prevent Keyboard and USB port from over-current or shortage. These fuses are soldered onboard that when it is broken (function to protect motherboard), user cannot replace them and result in malfunction of motherboard. With expensive Resetable Fuse, the motherboard can be resumed back to normal function even after the fuse had done its protection job. Resetable Fuse...
  • Page 45: Low Esr Capacitor

    CPU power. The idea of where to put these capacitors is another know-how that requires experience and detail calculation. Not only that, MX46U2-VN implements 2200μF and 3300μF capacitors, which are much larger than normal capacitors (1000 & 1500μf) and they provides better stability for CPU power.
  • Page 46: Layout (Frequency Isolation Wall)

    CPU are working in stable condition. The layout of this motherboard implements AOpen’s unique design called “Frequency Isolation Wall”. Separating each critical portion of motherboard into regions, where each region operates in a same or similar frequency range, we can avoid cross talk and frequency interference between each region’s operations and...
  • Page 47: Enlarged Aluminum Heatsink

    Cool down CPU and Chipset are important for system reliability. Enlarged aluminum heat sink provides better heat consumption especially when you are trying to over-clock the CPU.
  • Page 48: Vivid Bios Technology

    POST screen! Unlike earlier graphic POST screen which could occupy the whole screen and mask text information during POST, AOpen VividBIOS deals with graphics and texts separately, and makes them running simultaneously during POST. With this innovative design, VividBios now brings you a beautiful and sleek 256 colors screen without missing any important information shown on POST screen.
  • Page 49: Driver And Utility

    There are motherboard drivers and utilities in AOpen Bonus CD. You don’t need to install all of them to boot your system. But after you finish the hardware installation, you have to install your operation system first (such as Windows XP) before you install any drivers or utilities.
  • Page 50: Auto-Run Menu From Bonus Cd

    You can use the auto-run menu of Bonus CD. Choose the utility and driver and select model name.
  • Page 51: Installing Vga Driver

    This motherboard integrates VGA Engine in chipset. You can install VGA driver from the Bonus Pack CD auto-run menu.
  • Page 52: Installing Agp Driver

    In Bonus Pack CD, you can install AGP driver from the following screen.
  • Page 53: Installing Audio Driver

    This motherboard comes with AC97 CODEC. You can find the audio driver from the Bonus Pack CD auto-run menu.
  • Page 54: Installing Ide Driver

    To use IDE devices you have to install IDE driver from Bonus Pack CD.
  • Page 55: Installing Lan Driver

    In Bonus Pack CD, you can install LAN driver from the following screen.
  • Page 56 To install the SiS PCI Fast Ethernet adapter and driver for use with Windows NT 4.0, please do the following: 1. Double click the Network icon in the Control Panel. 2. Select the "Adapter" tab and click "Add..." 3. Select Have Disk. Insert the "Bonus CD" in your CD-ROM drive and specify the correct path "[CD-ROM]:\Driver\SiS\LAN\NT40" 6.
  • Page 57: Installing Usb2.0 Driver

    In Bonus Pack CD, you can install USB 2.0 driver for Windows 2000/XP from the following screen. You can download the newest the http://download.sis.com/sisdlc/index.jsp. drivers for Windows98SE/ME systems from To install the drivers of Bonus CD in these systems only get USB 1.0/1.1 function.
  • Page 58: Aoconfig Utility

    Moreover, AOConfig allows users to save information in *.BMP or *.TXT format which users may collect the system information in detail and send them to AOpen directly for technical support or for further diagnose of system problems. 1. The system page shows the...
  • Page 59 NOTE: AOConfig can be used under Windows 98SE/ME, NT4.0/2000, or even the latest Windows XP. Please also note that AOConfig can only be operated in a system equipped with an AOpen motherboard. Before running AOConfig, all applications must be closed.
  • Page 60: Acpi Suspend To Hard Drive

    ACPI Suspend to Hard Drive is basically controlled by Windows operation system. It saves your current work (system status, memory and screen image) into hard disk, and then the system can be totally power off. Next time, when power is on, you can resume your original work directly from hard disk within few seconds without go through the Windows booting process and run your application again.
  • Page 61: System Requirement

    System Requirement AOZVHDD.EXE 1.30b or later. Delete config.sys and autoexec.bat. Fresh installation of Windows 98 on a new system 1. Execute "Setup.exe /p j" to install Windows 98 2. After Windows 98's installation is complete, go to the Control Panel > Power Management. a.
  • Page 62 Changing from APM to ACPI (Windows 98 only) 1. Run "Regedit.exe" a. Go through the following path HKEY_LOCAL_MACHINE SOFTWARE MICROSOFT WINDOWS CURRENT VERSION DETECT b. Select "ADD Binary" and name it as "ACPIOPTION". c. Right click and select Modify, add "01" after "0000" to make it "0000 01". d.
  • Page 63 HKEY_LOCAL_MACHINE SOFTWARE MICROSOFT WINDOWS CURRENT VERSION DETECT ACPI OPTION b. Right click and select "Modify, change "01" to "02" to make it "0000 02". Tip: "02" means Windows 98 is ACPI acknowledged but the ACPI function is disabled. c. Save changes. 2.
  • Page 64: Acpi Suspend To Ram (Str)

    This motherboard supports ACPI Suspend to RAM function. With this function, you can resume your original work directly from DRAM without going through the Windows 98 booting process and run your application again. Suspend to DRAM saves your current work in the system memory, it is faster than Suspend to Hard Drive but requires power supplied to DRAM, while Suspend to Hard Drive requires no power.
  • Page 65 To implement ACPI Suspend to DRAM, please follow the procedures as below: System Requirement An ACPI OS is required. Currently, except Windows 95 and Windows NT, all other Windows Systems support ACPI. Procedures Changed the following BIOS settings. BIOS Setup > Power Management Setup > ACPI Function: Enabled BIOS Setup >...
  • Page 66: Award Bios

    Most BIOS settings of MX46U2-VN have been optimized by AOpen’s R&D engineering team. But, the default setting of BIOS still can’t fine-tune the chipset controlling entire system. Therefore, the rest of this chapter intends to guide you the process of configuring your system setup.
  • Page 67: How To Use Award™ Bios Setup Program

    ™ ™ Generally, you can use arrow keys to highlight items that you want to choose, then press <Enter> key to select, and use the <Page Up> and <Page Down> key to change setting values. You can also press <F1> key for help and press <Esc> key to quit Award™ BIOS setup program.
  • Page 68 Description Load fail-save setting value from CMOS. Load turbo setting value from CMOS. Save changed setting and exit setup program.
  • Page 69: How To Enter Bios Setup

    After you finish jumper settings and connect correct cables, power on and enter the BIOS Setup. Press <Del> during POST (Power-On Self Test) and choose "Load Setup Defaults" for recommended optimal performance. Warning: Please avoid of using "Load Turbo Defaults", unless you are sure your system components (CPU, DRAM, HDD, etc.) are good enough for turbo setting.
  • Page 70: Bios Upgrade Under Windows Environment

    Windows 95/98, 98SE/ME, NT4.0/2000, or Windows In the meanwhile, in order to provide a much more user-friendly operating environment, AOpen EzWinFlash is natively designed to have multi-language function to provide easier way for users’ usage in changing BIOS setting.
  • Page 71 1. Download the new version of BIOS package zip file from AOpen official web site. (ex: http://www.aopen.com) 2. Unzip the download BIOS package (ex: WMX46U2102.ZIP) with WinZip (http://www.winzip.com) in Windows environment.
  • Page 72: Glossary

    Basically, AC97 CODEC is the standard structure of PCI sound card. As we know, computer is digital-based, but music is based on analog-based. Therefore, there must be a process to turn digital into analog during the last stage processing of sound in computer.
  • Page 73: Agp (Accelerated Graphic Port)

    The main function of AGP simply put is to tell monitor what screen information had to be shown, a visual transmission device actually. With the rapid developing of AGP card, we can see that it had been developed from single colorful AGP card to 2D and 3D graphic. AGP supports only memory read/write operation and single-master single-slave one-to-one only.
  • Page 74: Bios (Basic Input/Output System)

    ATA/66, data transfer rate is 16.6MHz x 4 = 66MB/s. ATA/100, data transfer rate is 16.6MHz x 6 = 100MB/s. ATA/133, data transfer rate is 16.6MHz x 8 = 133MB/s. (ATA/133 uses both rising edge and falling edge as ATA/66 but clock cycle time is reduced to 30ns.) BIOS, is a set of assembly routine/program that reside in EPROM Flash...
  • Page 75: Ddr (Double Data Rate) Ram

    DDR RAM utilizes the existing SDRAM (For ex, PC-100, PC-133) infrastructure and technology while doubling the nominal bandwidth available to systems in an easy to design and simple to adopt way. Based on FSB frequency, DDR RAM on the market are DDR200, DDR266 and DDR333 with more coming around soon.
  • Page 76: Ev6 Bus

    EV6 Bus is the technology of Alpha processor from Digital Equipment Corporation. EV6 bus uses both rising and falling clock edge to transfer data, similar as DDR RAM or ATA/66 IDE bus. EV6 Bus Speed = CPU external bus clock x 2. 200 MHz EV6 bus, 200MHz = 100 MHz external bus clock x 2 The DoC is component certification standard of FCC EMI regulations.
  • Page 77: Hyper Threading

    Hyper-Threading technology is an innovative design from Intel that enables multi-threaded software applications to process threads in parallel within each processor resulting in increased utilization of processor execution resources. As a result, an average improvement of ~40% in CPU resource utilization yields higher processing throughput. IEEE 1394, which also called Firewire, is a serial data transfer protocol and interconnection system.
  • Page 78: Pci (Peripheral Component Interface) Bus

    Developed by Intel, Peripheral Component Interconnect (PCI) is a local bus standard. A bus is a channel used to transfer data to (input) and from (output) a computer and to or from a peripheral device. Most PCs have a PCI bus usually implemented at 32-bits providing a 33 MHz clock speed with a throughput rate of 133 MBps.
  • Page 79: Rdram (Rambus Dynamic Random Access Memory)

    A DRAM technology developed by Rambus Corporation*, to achieve high speed of memory through the use of multiple channels in parallel by 16-bits. Basically, RDRAM uses new structure of Multibank, which is quite different from FPM, EDO, SDRAM. Using different memory module as well, RDRAM uses “RIMM”...
  • Page 80: Smbus (System Management Bus)

    SMBus is also called I C bus. It is a two-wire bus developed for component communication (especially for semiconductor IC). For example, set clock of clock generator for jumper-less motherboard. The data transfer rate of SMBus is only 100Kbit/s, it allows one host to communicate with CPU and many masters and slaves to send/receive message.
  • Page 81: Wireless Lan - 802.11B

    – – 802.11 is a specification developed by IEEE and Wireless LAN technology, which is an interface between a wireless client and a base station or between two wireless clients. 802.11 family includes the following specifications and with more coming: 802.11 = 1 or 2 Mbps transmission in the 2.4 GHz band, using either frequency hopping spread spectrum (FHSS) or direct sequence spread spectrum (DSSS)).
  • Page 82: Troubleshooting

    If you encounter any trouble to boot you system, follow the procedures accordingly to resolve the problem. Start Turn off the power and unplug the AC power cable, then remove all of the add-on cards and cables, including VGA, IDE, FDD, COM1, COM2 and printer. Make sure if all jumper settings are correct.
  • Page 83 Continue Install the VGA card (if have). Then connect your monitor and keyboard. Turn on the power and check if the power supply and CPU fan work properly. The problem is probably caused by power supply or motherboard failure. Next Please contact your reseller or local distributor for repairing.
  • Page 84 Continue Perhaps your VGA card Check if there is display? or monitor is defective. Press <Ctrl> and <Alt> key at the same time, hold them and then press <Del> to reboot the system. It is very possible that your Check if the system keyboard is defective.
  • Page 85 Continue During system rebooting, press <Del> to enter BIOS setup. Choose “Load Setup Default”. Turn off the system and re-connect IDE cable. The problem should be Check if the system can caused by the IDE cable reboot successfully? or HDD itself. Re-install the operating system such as Windows 98.
  • Page 86: Technical Support

    Dear Customer, Thanks for choosing AOpen products. To provide the best and fastest service to our customer is our first priority. However, we receive numerous emails and phone-calls worldwide everyday, it is very hard for us to serve everyone on time. We recommend you follow the procedures below and seek help before contact us.
  • Page 87 AOpen eForum is provided to discuss our products with other users, in which your problem probably had been discussed before or will be answered. After log on, you may select your preferred language under “Multi-language”. http://club.aopen.com.tw/forum/ Contact Distributors/Resellers: We sell our products through resellers and integrators. They should know your system configuration very well and should be able to solve your problem efficiently and provide important reference for you.
  • Page 88 Model name and BIOS version can be found on upper left corner of first boot screen (POST screen). For example: MX46U2-VN R1.00 Mar.01.2003 AOpen Inc. Award Plug and Play BIOS Extension v1.0A Copyright © 2003, Award Software, Inc. MX46U2-VN is model name of motherboard; R1.00 is BIOS version.
  • Page 89: Product Registration

    Be able to join the discussions of web-based news groups. AOpen makes sure that the information you provide is encrypted, so that it cannot be read or intercepted by other people or companies. Further, AOpen will not disclose any of information you submitted under any conditions. Please consult our...
  • Page 90: How To Contact Us

    Please do not hesitate contact us if you have any problem about our products. Any opinion will be appreciated. Pacific Rim Europe America AOpen America Inc. AOpen Inc. AOpen Computer b.v. Tel: 886-2-3789-5888 Tel: 31-73-645-9516 Tel: 1-510-489-8928 Fax: 1-510-489-1998 Fax: 886-2-3789-5899...

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