AOpen MK79 Online Manual
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AOpen MK79 Online Manual

AOpen MK79 Online Manual

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MK79

DOC. NO.: MK79-OL-E0210A
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Summary of Contents for AOpen MK79

  • Page 1: Mk79

    MK79 DOC. NO.: MK79-OL-E0210A...

  • Page 2: Table Of Contents

    ’ ’ MK79 ............................. 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 JP14 Clear CMOS Data ..............................
  • Page 3 ATX Power Connector ..............................31 AC Power Auto Recovery .............................. 32 IDE and Floppy Connector ............................33 IrDA Connector ................................35 AGP (Accelerated Graphic Port) 4X Expansion Slot...................... 36 AGP Protection Technology and AGP LED ........................37 ACR Slot ..................................38 PC99 Color Coded Back Panel .............................
  • Page 4 Glossary ............................ 67 AC97 ..................................... 67 ACPI (Advanced Configuration & Power Interface) ....................... 67 AGP (Accelerated Graphic Port)............................ 67 AMR (Audio/Modem Riser)............................68 AOpen Bonus Pack CD ..............................68 APM (Advanced Power Management) ........................... 68 ATA (AT Attachment) ..............................68...
  • Page 5 ATA/66 ..................................68 ATA/100 ..................................69 ATA/133 ..................................69 BIOS (Basic Input/Output System) ..........................69 Bus Master IDE (DMA mode) ............................69 CNR (Communication and Networking Riser)........................ 70 CODEC (Coding and Decoding) ............................ 70 DDR (Double Data Rate) RAM ............................70 DIMM (Dual In Line Memory Module) ..........................
  • Page 6 C Bus ..................................73 IEEE 1394 ..................................74 Parity Bit ..................................74 PBSRAM (Pipelined Burst SRAM)..........................74 PC-100 DIMM ................................75 PC-133 DIMM ................................75 PC-1600 / PC-2100/ PC-2700 / PC-3200 DDR DRAM....................75 PCI (Peripheral Component Interface) Bus ........................75 PDF Format...................................
  • Page 7 USB (Universal Serial Bus) ............................79 VCM (Virtual Channel Memory) ............................. 79 ZIP file................................... 79 Troubleshooting......................... 80 Technical Support ........................84 Product Registration ......................... 87 How to Contact Us ........................88...

  • Page 8: 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 9: 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 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...

  • Page 10: Overview

    NVIDIA nForce™ (IGP and MCP-D). As high performance chipset built in the M/B, the MK79 supports AMD Socket 462 series Athlon™ & Duron™ and AthlonXP™ processor and 266/200MHz EV6 system bus. For better graphic performance, GeForce2 GPU 3D Graphics is integrated into the NVIDIA nForce for delivering rich,real-time 3D images and animation consumes valuable system Bandwidth.

  • Page 11: Feature Highlight

    3D visual performance to create rich, real-time 3D images and animation and Dolby Digital 3D audio. Of two PCI slots provided, MK79 supports all master PCI slots with arbitration and decoding for all integrated functions and LPC bus. Ultra DMA 33/66/100 Bus Master IDE Embedded within nVIDIA MCP-D, this motherboard equipped with Ultra DMA 33/66/100 that supports two connectors, and that means four IDE devices in two channels, and supports Enhanced IDE devices.

  • Page 12: Expansion Slots

    RAM and the data buffers at 266/200 MHz. The four banks of DDR RAM can be composed of an arbitrary mixture of 64, 128, 256, 512MB DDR RAM and maximum up to 1GB. The MK79 allows DDR RAM to run at either synchronous or pseudo-synchronous mode with the host CPU bus frequency (266/200MHz).
  • Page 13 95/98/ME/NT/2000/XP series compatibility, and supports Soft-Off, STR (Suspend to RAM, S3), STD (Suspend to Disk, S4) features. Super Multi-I/O The MK79 provides one high-speed UART compatible serial port, one VGA port and one parallel port with EPP and ECP capabilities.

  • Page 14: 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 15: Motherboard Map

    Motherboard Map Front Audio Connector nboard AC97 CODEC RealTek ALC202A PC99 Colored Back Panel Black: CD-IN Connector COM2 Connector Resetable Fuse Green: AUX-IN Connector 32-bit PCI Expansion Slot x2 JP28 Keyboard/Mouse Wakeup ACR Slot SYSFAN2 Connector IrDA Connector JP17 Host Clock Selection AGP 4x Expansion Slot (For 1.5V AGP and ADD card only) 462-pin CPU Socket with Voltage...

  • Page 16: Block Diagram

    DDR266/200 DDR RAM Up to 1GB DDR SDRAM Socket x2 32-bit PCI Slot x3 100/133MHz Socket 462 System Bus Athlon/Duron/AthlonXP PCI Bus Primary NVIDIA 33/66/100 Channel nForce2 IGP IDE Drive x4 Secondary Channel AGP Bus AC’97 Link AGP 4X Slot Audio CODEC MCP-D VGA onboard...

  • Page 17: 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 18: Jp14 Clear Cmos Data

    You can clear CMOS to restore system default setting. To clear the CMOS, follow the procedures 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 ® This motherboard supports AMD Athlon™ & Duron™ and AthlonXP™ Socket 462 series CPU. Be careful of CPU orientation when you plug it into CPU socket. 2. Locate Pin 1 in the socket and look for a black dot or cut edge on the 1.

  • Page 20: Cpu Installation

    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, it may damage the CPU. Note: This picture is for example only, it may not exactly be the same motherboard.

  • Page 21: 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. Clock Generator BIOS Socket 462...
  • Page 22 The CPU core voltage will be automatically detected. It is not necessary to set CPU core voltage. This motherboard is CPU jumper-less design, you can set CPU frequency through the BIOS setup, and no jumpers or switches are needed. BIOS Setup > Frequency/Voltage Control > CPU Speed Setting CPU Ratio From 5x to 16x step 0.5x CPU FSB (By BIOS...
  • Page 23 Core Frequency = CPU Clock * CPU Ratio EV6 Bus Speed = CPU external bus clock x 2 PCI Clock = CPU Bus Clock / Clock Ratio Clock = PCI Clock x 2 CPU Core Frequency EV6 Bus Clock Ratio Athlon 1G 1GHz 200MHz...

  • Page 24: Cpu And Housing Fan Connector

    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. SYSFAN2 Connector +12V SENSOR +12V SENSOR CPUFAN1 Connector Note: Some CPU fans do not have +12V sensor pin, so that cannot support fan SENSOR...
  • Page 25 This jumper allows you to select different CPU Frequency. You may set pin 1-2 for 100MHz or pin 2-3 for 133MHz. Additionally, You may also choose a specific FSB frequency ranging from 100~106 (say, 100, 102, 103 for example) and 133~157 with reference to a frequency table in BIOS setup program.

  • Page 26: Jp28 Keyboard/Mouse Wakeup Enable/Disable 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 “Enable”(1-2), and you may disable this function by setting the jumper to 2-3. Pin 1 JP28 Enable...

  • Page 27: Dimm Sockets

    1 GB. Only Non-ECC DDR RAM is supported, otherwise, it will cause serious damage on memory sockets or SDRAM module. Warning: The MK79 support DDR RAM. Please do not install the SDRAM on the DDR RAM sockets. Otherwise, it will cause serious damage on memory sockets or SDRAM module.
  • Page 28 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.

  • Page 29: Stby Led

    STBY LED is AOpen’s considerate design that aims at providing you friendly system information. The STBY LED will light up when power is connected to the motherboard. This is a convenient indication for you to check the system power status in many circumstances such as power on/off, stand-by mode and RAM power status during Suspend to RAM mode.

  • Page 30: Front Panel Connector

    Attach the power LED, 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

    The ATX power supply uses 20-pin connector shown below. Make sure you plug in the right direction. 20-Pin Power Connector...

  • Page 32: Ac Power Auto Recovery

    A traditional ATX system should remain at power off stage when AC power resumes from power failure. This design is inconvenient for a network server or workstation, without an UPS, that needs to keep power-on. This motherboard implements an AC Power Auto Recovery function to solve this problem.

  • Page 33: Ide And Floppy Connector

    Connect 34-pin floppy cable and 40-pin IDE cable to floppy connector FDC connector. Be careful of the pin1 orientation. Wrong orientation may cause system damage. Secondary Secondary Slave (4th) Master (3rd) IDE 2 Secondary IDE 1 Primary ATA 33/66/100 Pin 1 IDE Connector Primary Primary...
  • Page 34 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.

  • 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). Install the infrared module onto the IrDA connector and enable the infrared function from BIOS Setup, UART2 Mode, make sure to have the correct orientation when you plug in the IrDA connector.

  • Page 36: Agp (Accelerated Graphic Port) 4X Expansion Slot

    ® images and animation and Dolby Digital 3D audio. The MK79 provides an 4x slot targeted for high-performance 3D graphic. AGP uses both rising and falling edge of the 66MHz clock, for 4X AGP, the data transfer rate is 66MHz x 4bytes x 4 =...

  • Page 37: Agp Protection Technology And Agp Led

    & & AGP LED Warning: It is strongly recommended not to install a AGP card with 3.3V, which is not supported, the LED3 will light up to warn you the possible damage.

  • Page 38: Acr Slot

    Building on the PC motherboard riser architecture, ACR slot is backward compatible with AMR but beyond the limitation of it. The ACR specification is designed to support modem, audio, Local Area Network (LAN) and Digital Subscriber Line (DSL). On the strength of nVIDIA MCP-D controller on chip, which is a highly integrated Platform LAN Connect device, it provides 10/100M bps Ethernet for office and home use.

  • Page 39: Pc99 Color Coded Back Panel

    The onboard I/O devices are PS/2 Keyboard, PS/2 Mouse, serial ports COM1 and VGA, Printer, USB, AC97 sound and game port. The view angle of drawing shown here is the back panel of the housing. SPP/EPP/ECP Parallel Port Game Port PS/2 Mouse Connector USB1.1...

  • Page 40: Com2 Connector

    This motherboard provides two serial ports. One of them is on back panel connector, and the other is on the upper middle of board. With proper cable, you can connect it to the back panel of chassis. Pin 1 DOD# SOUT DTR# CTS#...

  • Page 41: Support 2 Nd And

    This motherboard provides six This motherboard provides six connectors 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 the other USB connectors to the USB modules or front panel of chassis.

  • Page 42: Chassis Intrusion Sensor Connector

    The “CASE OPEN” header provides chassis intrusion-monitoring function. To make this function works, you have to enable it in the system BIOS, connect this header to a sensor somewhere on the chassis. So, whenever the sensor is triggered by lights or the opening of the chassis, the system will send out beep sound to inform you.

  • Page 43: Cd Audio Connector

    This connector is used to connect CD Audio cable from CD-ROM or DVD drive to onboard sound. Note: Though some of the latest version of Windows support “Digital Audio” through IDE bus. However, in order to use Open Jukebox player, which is driven under BIOS, it is a MUST to insert audio cable to CD-IN connector on the motherboard.

  • Page 44: Aux-In Connector

    This connector is used to connect MPEG Audio cable from MPEG card to onboard sound. AUX-IN...

  • Page 45: 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 5-6 and 9-10 jumper caps from the Front Audio Connector before connecting the cable.

  • Page 46: Battery-Less And Long Life Design

    This Motherboard implements Flash ROM and a special circuit that allows you to save your current CPU and CMOS Setup configurations without using the battery. 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 47: Cpu Over-Current Protection

    CPU, memory, HDD, add-on cards installed on this motherboard may be damaged because of component failure, human operating error or unknown nature reason. AOpen cannot guaranty the protection circuit will always work perfectly.

  • Page 48: 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 further diagnosis of system problem. The system page shows the...
  • Page 49 NOTE: AOconfig can be used in Windows 98SE/ME, NT4.0/2000, or even the latest Windows XP. Please be informed that AOconfig can only be operated in a system equipped with an AOpen motherboard. Meanwhile, all applications must be closed before starting AOconfig.

  • Page 50: Resetable Fuse

    Traditional motherboard has fuse for Keyboard and port to prevent over-current or shortage. These fuses are soldered onboard that user cannot replace it when it is damaged (did the job to protect motherboard), and the motherboard remains malfunction. With expensive Resetable Fuse, the motherboard can resume back to normal function after fuse had done its protection job. Resetable Fuse...

  • Page 51: F Low Esr Capacitor

    μ μ The quality of low ESR capacitor (Low Equivalent Series Resistance) during high frequency operation is very important for the stability of CPU power. The idea of where to put these capacitors is another know-how that requires experience and detail calculation.

  • Page 52: Layout (Frequency Isolation Wall)

    For high frequency operation, especially overclocking, layout is the most important factor to make sure chipset and CPU 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...

  • Page 53: Driver And Utility

    There are motherboard drivers and utilities included in AOpen Bonus CD disc. You don’t need to install all of them in order to boot your system. But after you finish the hardware installation, you have to install your operation system first (such as Windows...

  • Page 54: Auto-Run Menu From Bonus Cd Disc

    You can use the auto-run menu of Bonus CD disc. Choose the utility and driver and select model name.

  • Page 55: Nvidia Nforce Drivers

    This nForce driver is an all in one package, which contains the below components: GPU driver, Audio driver, Audio utilities, Network driver, GART driver, SMBus driver, Memory controller driver...

  • Page 56: The Noise Is Gone

    Today, AOpen Motherboard is honored to bring you a new overall solution, SilentTek, to have your system quiet. To collocate with hardware circuit, BIOS...
  • Page 57 The first image you have here is the Voltage Status In “Temp/Fan/Case” page, you may get aware of the current temperature of CPU and the heat inside chassis, page. You can find current status of all voltages and set your expected margins of warning level. plus checking if fans are running properly.
  • Page 58 Smart FAN Control: This is the default setting of SilentTek and can be used for any branded computer housing. With a special algorithm developed by AOpen, the fan speed is automatically adjusted by the factors of CPU and ambient temperature. Ease-of-use and trouble free at your service.

  • Page 59: Phoenix Award Bios

    The BIOS provides critical low-level support for standard devices such as hard disk drives, serial and parallel ports. Most BIOS setting of MK79 had been optimized by AOpen’s R&D engineering team. But, the default setting of BIOS still can’t fine-tune the chipset controlling the entire system. Hence, the rest of this chapter is intended to guide you through the process of configuring your system using setup procedures.

  • Page 60: How To Use Phoenix Award™ Bios Setup Program

    Phoenix Award™ BIOS setup program. The following table provides details about how to use keyboard in the Phoenix Award™ BIOS setup program. By the way, all products of AOpen also provides a special function in the BIOS setup, you can press <F3>...
  • Page 61 Description Load Setup Defaults setting value from CMOS. Load turbo setting value from CMOS. Save changed setting and exit setup program.

  • Page 62: How To Enter Bios Setup

    After you finish the setting of jumpers and connect correct cables. Power on and enter the BIOS Setup, press <Del> during POST (Power-On Self Test). Choose "Load Setup Defaults" for recommended optimal performance. Warning: Please avoid of using "Load Turbo Defaults", unless you are sure your system components (CPU, SDRAM, HDD, etc.) are good enough for turbo setting.

  • Page 63: Bios Upgrade Under Windows Environment

    98SE/ME, NT4.0/2000, or even the latest Windows XP. 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 64 1. Download the new version of BIOS package zip file from AOpen official web site. (ex: http://english.aopen.com.tw/) 2. Unzip the download BIOS package (ex: WMK79102.ZIP) with WinZip (http://www.winzip.com) in Windows environment.

  • Page 65: Overclocking

    As a leading manufacturer in motherboard industry, AOpen always listens to what customers want and develop products to fit different user's requirements. Reliability, compatibility, leading technology and friendly features are our basic goals when designing motherboards. Other than above mentioned design criteria, there are power users who are always seeking to push the limitation of the system performance by overclocking who we call them "Overclocker".

  • Page 66: Vga Card & Hard Disk

    VGA and HDD is key components for overclocking, for your reference, the following list are what have been successful overclocked in our lab. Please note that AOpen can not guaranty they can be successful overclocked again. Please check the Available Vendor List (AVL) by link to our official website.

  • Page 67: Glossary

    66MHz x 4byte x 2 = 528MB/s. AGP is now moving to 4X mode, 66MHz x 4byte x 4 = 1056MB/s, 66MHz x 4bytes x 8 =2.1GB/s. AOpen is the first company to support 4X AGP motherboards by both AX6C (Intel 820) and MX64/AX64 (VIA...

  • Page 68: Amr (Audio/Modem Riser)

    Unlike ACPI, BIOS controls most APM power management functions. AOpen Suspend to Hard Drive is a good example of APM power management. ATA is the specification of diskette interface. In 80’s, many software and hardware manufacturers instituted the ATA specification together.

  • Page 69: Ata/100

    ATA/100 is a new IDE specification under developing. ATA/100 uses both rising edge and falling edge as ATA/66 but clock cycle time is reduced to 40ns. The data transfer rate is (1/40ns) x 2 bytes x 2 = 100MB/s. To use ATA/100, you need special 80-wire IDE cable, the same as ATA/66.

  • Page 70: Cnr (Communication And Networking Riser)

    The CNR specification provides the PC industry the opportunity to deliver a flexible and cost reduced method of implementing LAN, home networking, DSL, USB, wireless, audio and modem subsystems widely used in today's "connected PCs". The CNR specification is an open industry specification and is supported by OEMs, IHV card manufacturers, silicon supplier and Microsoft.

  • Page 71: Dimm (Dual In Line Memory Module)

    DIMM socket has total 168-pin and supports 64-bit data. It can be single or double side, the golden finger signals on each side of PCB are different, and that is why it was called Dual In Line. Almost all DIMMs are made by SDRAM, which operate at 3.3V. Note that some old DIMMs are made by FPM/EDO and only operate at 5V.

  • Page 72: Eeprom (Electronic Erasable Programmable Rom)

    Also known as E PROM. Both EEPROM and Flash ROM can be re-programmed by electronic signals, but the interface technology is different. Size of EEPROM is much smaller than flash ROM. Traditional motherboard stores BIOS code in EPROM. EPROM can only be erased by ultra-violet (UV) light. If BIOS has to be upgraded, you need to remove EPROM from motherboard, clear by UV light, re-program, and then insert back.

  • Page 73: Flash Rom

    Flash ROM can be re-programmed by electronic signals. It is easier for BIOS to upgrade by a flash utility, but it is also easier to be infected by virus. Because of increase of new functions, BIOS size is increased from 64KB to 256KB (2M bit). AOpen AX5T is the first board to implement 256KB (2Mbit) Flash ROM.

  • Page 74: Ieee 1394

    IEEE 1394 is a low-cost digital interface originated by Apple Computer as a desktop LAN and developed by the IEEE 1394 working group. The IEEE 1394 can transport data at 100, 200 or 400 Mbps. One of the solutions to connect digital television devices together at 200 Mbps.

  • Page 75: Pc-100 Dimm

    SDRAM DIMM that supports 100MHz CPU bus clock. SDRAM DIMM that supports 133MHz CPU bus clock. Based on FSB frequency, the DDR DRAM has 200MHz, 266MHz and 333 MHz three types of working frequency. Because of DDR DRAM data bus is 64-bit, it provides data transfer bandwidth up to 200x64/8=1600MB/s, 266x64/8=2100MB/s, 333x64/8=2700MB/s and 400x64/8=3200MB/s.

  • Page 76: Pdf Format

    A file format for electronic document, PDF format is independent from platform, you can read PDF file under Windows, Unix, Linux, Mac … with different PDF reader. You can also read PDF file by web browser such as IE and Netscape, note that you need to install PDF plug-in first (Included in Acrobat Reader).

  • Page 77: Rimm (Rambus Inline Memory Module)

    SDRAM comes in 64-bit 168-pin DIMM and operates at 3.3V. AOpen is the first company to support dual-SDRAM DIMMs onboard (AP5V), from Q1 1996 A memory space in Flash-ROM to simulate E PROM operation, AOpen motherboard uses Shadow E...

  • Page 78: Smbus (System Management Bus)

    SMBus is also called I2C 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. SPD is a small ROM or EEPROM device resided on the...

  • Page 79: N L I N E M A N U A L

    USB is a 4-pin serial peripheral bus that is capable of cascading low/medium speed peripherals (less than 10Mbit/s, but the newly designed USB2.0 has s fancy speed of up to 480Mbps) such as keyboard, mouse, joystick, scanner, printer and modem. With USB, the traditional complex cables from back panel of your PC can be eliminated.

  • Page 80: 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.
  • Page 81 Continue Install the VGA card. 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 82 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 83 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 reboot successfully? cable or HDD itself. Re-install the operating system such as Windows 98.

  • Page 84: 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 85 News Group: News posted by computer experts, you are welcome to join any discussion and learning from it. http://english.aopen.com.tw/tech/newsgrp/default.htm 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 more efficiently than us. After all, their attitude of service is an important reference for you if next time you want to buy something else from them.
  • Page 86 Model name and BIOS version can be found on upper left corner of first boot screen (POST screen). For example: MK79 R1.02 Sept.01.2002 AOpen Inc. Award Plug and Play BIOS Extension v1.0A Copyright © 1998, Award Software, Inc. MK79 is model name of motherboard, R1.02 is BIOS version.

  • Page 87: 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 88: 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: 886-2-3789-5899 Fax: 31-73-645-9604...

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