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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. 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20-Pin Power Connector 

4-Pin 12V ATX Power Connector

+12V 

+12V 

Ground

Ground

Summary of Contents for MX4LS

Page 1: ...1 M MX X4 4L LS S O On nl li in ne e M Ma an nu ua al l Overview Hardware Installation Drivers Utilities AWARD BIOS Setup Glossary Troubleshooting Technical Support MX4LS DOC NO MX4LS OL E0208B...

Page 2: ...eature Highlight 11 Quick Installation Procedure 15 Motherboard Map 16 Block Diagram 17 Hardware Installation 18 About User Upgrade Optional and Manufacture Upgrade Optional 19 JP14 Clear CMOS Data 20...

Page 3: ...ppy Connector 36 IrDA Connector 38 S PDIF Sony Philips Digital Interface Connector 39 ADD AGP Digital Display Slot 40 CNR Communication and Network Riser Expansion Slot 41 PC99 Color Coded Back Panel...

Page 4: ...Heatsink 56 Open JukeBox Player 57 Vivid BIOS technology 61 Driver and Utility 62 Auto run Menu from Bonus CD 63 Installing Intel Chipset Software Installation Utility 64 Installing Intel 845GL VGA dr...

Page 5: ...s environment 80 Glossary 82 AC97 82 ACPI Advanced Configuration Power Interface 82 AGP Accelerated Graphic Port 82 AMR Audio Modem Riser 83 AOpen Bonus Pack CD 83 APM Advanced Power Management 83 ATA...

Page 6: ...tion 86 EDO Extended Data Output Memory 86 EEPROM Electronic Erasable Programmable ROM 87 EPROM Erasable Programmable ROM 87 EV6 Bus 87 FCC DoC Declaration of Conformity 87 FC PGA Flip Chip Pin Grid A...

Page 7: ...M Rambus DRAM 91 RIMM Rambus Inline Memory Module 91 SDRAM Synchronous DRAM 92 Shadow E2 PROM 92 SIMM Single In Line Memory Module 92 SMBus System Management Bus 92 SPD Serial Presence Detect 93 Ultra...

Page 8: ...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 chan...

Page 9: ...figuration 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 or you can get free download from Adobe web site...

Page 10: ...igital display devices such as TV Out encoders According to different customer s requirements the Intel 845GL chipset memory interface supports PC100 133 SDRAM devices with densities of 64 128 256 512...

Page 11: ...845GL chipset s I O Controller Hub ICH4 features USB controllers supporting six USB2 0 ports With support for AC 97 audio and the ability to make the most of soft audio modem technology the 845GL chi...

Page 12: ...ls 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 MX4LS uses the AC97 sound chip This on board audio includes a com...

Page 13: ...nt 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 whic...

Page 14: ...ne e M Ma an nu ua al l 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 Mod...

Page 15: ...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...

Page 16: ...168 pin DIMMx2 supports PC100 133 SDRAM Max to 2GB ATX Power Connector CPUFan1 Connector Intel 845GL chipset 478 pin CPU socket with Voltage and Frequency Auto detection that supports Intel Pentium 4...

Page 17: ...al Port x2 2nd USB Port 1st USB Port USB2 0 Port x6 32 bit PCI Slot x3 Parallel Port IDE Drive x4 ATA 33 66 100 PC 100 133 DDR SDRAM Up to 2GB Primary Channel Secondary Channel 4Mbit Flash EEPROM AC L...

Page 18: ...cessor 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...

Page 19: ...h all of AOpen s motherboards have included many amazing and powerful features sometimes not every user is familiar with these powerful features As a result of this we define features that can be upgr...

Page 20: ...edure 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 shortin...

Page 21: ...ntation when you plug it into CPU socket Note These pictures are for example only it may not look exactly the same with the motherboard you purchased 2 Locate Pin 1 in the socket and look for a cut ed...

Page 22: ...the CPU 3 Press down the CPU socket lever and finish CPU installation CPU cut edge Note This socket supports Micro FC PGA2 package CPU which is the latest CPU package developed by Intel Other forms of...

Page 23: ...ipped 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 pictu...

Page 24: ...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 wor...

Page 25: ...according to user s settings stored in BIOS If system fails in BIOS POST then Watch Dog Timer will reset the system to reboot in five seconds BIOS will detect the CPU s default frequency and POST aga...

Page 26: ...PU core voltage S Se et tt ti in ng g C CP PU U F Fr re eq qu ue en nc cy y BIOS Setup Frequency Voltage Control CPU Clock Setting This motherboard is CPU jumper less design you can set CPU frequency...

Page 27: ...00MHz 100MHz 400MHz 16x Pentium 4 1 7G 1700MHz 100MHz 400MHz 17x Pentium 4 1 8G 1800MHz 100MHz 400MHz 18x Pentium 4 1 9G 1900MHz 100MHz 400MHz 19x Pentium 4 2 0G 2000MHz 100MHz 400MHz 20x Warning Inte...

Page 28: ...on ni it to or ri in ng g 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 Note Some CPU fans do not have sensor p...

Page 29: ...m mp pe er r 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 The f...

Page 30: ...n ne e M Ma an nu ua al l D DI IM MM M S So oc ck ke et ts s s su up pp po or rt t P PC C1 10 00 0 1 13 33 3 This motherboard has two 168 pin SDRAM DIMM sockets that allow you to install PC100 and PC1...

Page 31: ...ze as depicted below 2 Insert the module straight down to the DIMM slot with both hands and press down firmly until the DIMM module is securely in place 3 Repeat step 2 to finish additional DIMM modul...

Page 32: ...d 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 cabl...

Page 33: ...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 u...

Page 34: ...ry y A traditional ATX system should remain power off when AC power resumes from power failure This design is inconvenient for a network server or workstation without an UPS implemented which has to...

Page 35: ...heck the system power status in many circumstances such as power on off stand by mode and RAM power status during Suspend to RAM mode BOOT LED will keep blinking when you power the system on and when...

Page 36: ...an nd d F Fl lo op pp py y C Co on nn ne ec ct to or r Connect 34 pin floppy cable and 40 pin IDE cable to floppy connector FDC and IDE connector The blue connector is IDE1 for clear identification Be...

Page 37: ...30ns 20 600ns 1 600ns x 2byte 3 3MB s PIO mode 1 30ns 13 383ns 1 383ns x 2byte 5 2MB s PIO mode 2 30ns 8 240ns 1 240ns x 2byte 8 3MB s PIO mode 3 30ns 6 180ns 1 180ns x 2byte 11 1MB s PIO mode 4 30ns...

Page 38: ...Windows 95 Direct Cable Connection 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 infrare...

Page 39: ...nalog Normally there are two S PDIF outputs as shown one for RCA connector the most common one used for consumer audio products and the other for optical connector with a even better audio quality Thr...

Page 40: ...into the special designed purple slot as you can see which we call ADD slot here The function of these two DVO ports is to support a variety of digital display devices such as LCDs and Digital input...

Page 41: ...hat supports V 90 analog modem multi channel audio and phone line based networking Owing to CPU computing power getting stronger the digital processing job can be implemented in main chipset and share...

Page 42: ...sing a PS 2 plug USB Port Available for connecting USB devices Parallel Port To connect with SPP ECP EPP printer COM1 COM2 Port To connect with pointing devices modem or others serial devices VGA Conn...

Page 43: ...10 100M bps Ethernet for office and home use the Ethernet RJ45 connector is located on top of USB connectors The green LED indicates the link mode it lights when linking to network and blinking when...

Page 44: ...B devices from PC99 back panel or connect USB2 and USB3 headers to the front panel of chassis Compared to traditional USB 1 0 1 1 with the speed of 12Mbps USB 2 0 has a fancy speed up to 480Mbps which...

Page 45: ...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 by the opening of the chassis the system will beep to inform you...

Page 46: ...is feature and connect a cable from LAN card to motherboard WOL connector The system identification information probably IP address is stored on network card and because there is a lot of traffic on t...

Page 47: ...us However in order to use Open Jukebox player which is driven under BIOS it is a MUST to connect audio cable to CD IN connector on the motherboard C CD D A Au ud di io o C Co on nn ne ec ct to or r T...

Page 48: ...On nl li in ne e M Ma an nu ua al l A AU UX X I IN N C Co on nn ne ec ct to or r This connector is used to connect MPEG Audio cable from MPEG card to onboard sound R GND GND L A AU UX X I IN N C Co on...

Page 49: ...lease remove the jumper 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 Note Please r...

Page 50: ...Co on nn ne ec ct to or r This motherboard provides two serial ports One of them are on back panel connector the other is on the middle left between PCI slots With proper cable you can connect it to...

Page 51: ...need of a 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 a...

Page 52: ...rent protection and it applies to 3 3V 5V 12V power supply for providing full line over current protection ATX Switching Power Supply 3 3V Protected by power supply 5V Protected by power supply Onboar...

Page 53: ...your system this smart design will continue to monitor your system s working voltage fan status and CPU temperature If any of these systems status goes wrong there will be an alarm through the chassis...

Page 54: ...ort to prevent over current or shortage These fuses are soldered onboard that when it is broken function as protecting the motherboard user still cannot replace it and the motherboard is still malfunc...

Page 55: ...nt 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...

Page 56: ...l E En nl la ar rg ge ed d A Al lu um mi in nu um m H He ea at ts si in nk k Cool down CPU and Chipset is important for system reliability Enlarged aluminum heat sink provides better heat consumption...

Page 57: ...r Here we are pleased to provide you a brand new powerful interface Open JukeBox Without any cost you can have your PC turn into a fashionable CD player This latest Open JukeBox motherboard aims at h...

Page 58: ...tional CD Players Below is the function description of respective buttons Power Pressing O to directly power off your computer with no hassle of entering Windows Operation System Boot Pressing B to in...

Page 59: ...ally be launched when it detects a music CD in your CD player Press Insert Key Choosing this setting will allow a reminder message popped up on the screen during BIOS POST It reminds you of pressing I...

Page 60: ...u can download as many skins as you want from AOpen Website and changing them whenever you want by using this useful utility EzSkin which may also be downloaded from our website Even more you may desi...

Page 61: ...dBios now brings you a beautiful and sleek 256 colors screen without missing any important information shown on POST screen In addition the limited space of BIOS ROM is another big issue When all of t...

Page 62: ...nus CD 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 98 before you c...

Page 63: ...4L LS S O On nl li in ne e M Ma an nu ua al l A Au ut to o r ru un n M Me en nu u f fr ro om m B Bo on nu us s C CD D You can use the auto run menu of Bonus CD Choose the utility and driver and select...

Page 64: ...h hi ip ps se et t S So of ft tw wa ar re e I In ns st ta al ll la at ti io on n U Ut ti il li it ty y Windows 95 98 cannot recognize this chipset because it was released before the Intel 845GL chipse...

Page 65: ...M Ma an nu ua al l I In ns st ta al ll li in ng g I In nt te el l 8 84 45 5G GL L V VG GA A d dr ri iv ve er r You can install Intel VGA Driver to get the best graphics function of the chipset You ca...

Page 66: ...an nu ua al l I In ns st ta al ll li in ng g I In nt te el l I IA AA A D Dr ri iv ve er r You can install Intel IAA Driver to increase the performance of software applications and reduce PC boot times...

Page 67: ...l li in ne e M Ma an nu ua al l I In ns st ta al ll li in ng g O On nb bo oa ar rd d A Au ud di io o D Dr ri iv ve er r This motherboard comes with AC97 CODEC You can find the audio driver from the Bo...

Page 68: ...li in ne e M Ma an nu ua al l I In ns st ta al ll li in ng g L LA AN N D Dr ri iv ve er r This motherboard comes with an Intel 10 100Mbps LAN controller embedded within ICH4 You can find the LAN driv...

Page 69: ...ended from the list and then press Enter 2 Choose Specify a location and then press Next 3 Insert the Bonus CD in CD ROM 4 Type CD ROM Driver Intel USB2 0 Win2000 in the text box that appears Press OK...

Page 70: ...the Bonus CD in CD ROM 4 Type CD ROM Driver Intel USB2 0 WinXP in the text box that appears 5 Click on Next A message informing you that Windows XP has found Intel PCI to USB Enhanced Host Controller...

Page 71: ...ACHINE Software Microsoft Windows NT CurrentVersion Winlogon SFCDisable 1 2 Copy all USB files from CD to HDD 1 Copy all test drivers to windir driver cache i386 2 Copy all test drivers to windir syst...

Page 72: ...motherboard CPU memory PCI devices and IDE devices The powerful utility also displays the version of BIOS and firmware for your convenience of maintenance Moreover AOConfig allows users to save inform...

Page 73: ...an only be operated in a system equipped with an AOpen motherboard Before running AOConfig all applications must be closed 4 From this page users can obtain the technical support information of AOpen...

Page 74: ...rd dw wa ar re e M Mo on ni it to or ri in ng g U Ut ti il li it ty y You can install Hardware Monitoring Utility to monitor CPU temperature fans and system voltage The hardware monitoring function i...

Page 75: ...e the chipset controlling entire system Therefore this chapter aims to guide you through the process of configuring your system using setup Currently there are two kinds of beep sound when system fail...

Page 76: ...ve users a more friendly computer system Now we include all function descriptions of BIOS setup program into the BIOS Flash ROM When you select one function of BIOS setup program the function descript...

Page 77: ...p program By the way all products of AOpen also provides a special function in the BIOS setup you can press F3 key selecting preferred menu language to display Key Description Page Up or Changing sett...

Page 78: ...78 M MX X4 4L LS S O On nl li in ne e M Ma an nu ua al l Key Description F6 Load fail save setting value from CMOS F7 Load turbo setting value from CMOS F10 Save changed setting and exit setup program...

Page 79: ...ish 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...

Page 80: ...s convenience EZWinFlash combines the BIOS binary code and flash module together so the only thing you have to do is just clicking on the utility you downloaded from web and let it helps you complete...

Page 81: ...odel name and BIOS version of your motherboard If you had got the wrong BIOS you will not be allowed to proceed with the flash steps 5 You may select preferred language in the main menu then click Sta...

Page 82: ...operating system and bypass BIOS The chipset or super I O chip needs to provide standard register interface to operating system such as Windows 98 This is a bit similar as the PnP register interface...

Page 83: ...P Po ow we er r M Ma an na ag ge em me en nt t Unlike ACPI BIOS controls most APM power management functions AOpen Suspend to Hard Drive is a good example of APM power management A AT TA A A AT T A At...

Page 84: ...loping ATA 133 uses both rising edge and falling edge as ATA 66 but clock cycle time is reduced to 30ns The data transfer rate is 1 30ns x 2 bytes x 2 133MB s To use ATA 133 you need special 80 wire I...

Page 85: ...ementing 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...

Page 86: ...memory and surrounding devices E EC CC C E Er rr ro or r C Ch he ec ck ki in ng g a an nd d C Co or rr re ec ct ti io on n The ECC mode needs 8 ECC bits for 64 bit data Each time memory is accessed E...

Page 87: ...f BIOS has to be upgraded you need to remove EPROM from motherboard clear by UV light re program and then insert back E EV V6 6 B Bu us s EV6 Bus in the technology of Alpha processor from Digital Equi...

Page 88: ...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 incr...

Page 89: ...n technology IEEE 1394 features a unique isochronous data channel interface Isochronous data channels provide guaranteed data transport at a pre determined rate This is especially important for time c...

Page 90: ...266x64 8 2100MB s Hence the PC 1600 DDR DRAM is working with 100MHz and PC 2100 DDR DRAM is working with 133MHz FSB frequency P PC CI I P Pe er ri ip ph he er ra al l C Co om mp po on ne en nt t I In...

Page 91: ...Te es st t The BIOS self test procedure after power on sometimes it is the first or the second screen shown on your monitor during system boot R RD DR RA AM M R Ra am mb bu us s D DR RA AM M Rambus i...

Page 92: ...jumper less and battery less design S SI IM MM M S Si in ng gl le e I In n L Li in ne e M Me em mo or ry y M Mo od du ul le e SIMM socket is only 72 pin and is only single side The golden finger sign...

Page 93: ...d as a proposed industry standard by the Quantum corporation makes of hard disk drives and Intel makes of chipset that support computer bus technology Ultra DMA support in your computer means that it...

Page 94: ...requirements VCM increases memory bus efficiency and performance of any DRAM technology by providing a set of fast static registers between the memory core and I O pins Using VCM technology results in...

Page 95: ...hen remove all of the add on cards and cables including VGA IDE FDD COM1 COM2 and printer T Tr ro ou ub bl le es sh ho oo ot ti in ng g If you encounter any trouble to boot you system follow the proce...

Page 96: ...card Then connect your monitor and keyboard Continue 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 Ple...

Page 97: ...ue Press Ctrl and Alt key at the same time hold them and then press Del to reboot the system Check if there is display No Yes Perhaps your VGA card or monitor is defective Check if the system reboots...

Page 98: ...m rebooting press Del to enter BIOS setup Choose Load Setup Default Check if the system can reboot successfully No The problem should be caused by the IDE cable or HDD itself End Yes Turn off the syst...

Page 99: ...h for your understanding AOpen Technical Supporting Team Online Manual Please check the manual carefully and make sure the jumper settings and installation procedure are correct http english aopen com...

Page 100: ...ny discussion here 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 v...

Page 101: ...IO OS S v ve er rs si io on n Model name and BIOS version can be found on upper left corner of first boot screen POST screen For example MX4LS is model name of motherboard R1 20 is BIOS version MX4LS...

Page 102: ...sues Receive email notification about latest product s announcements Be able to personalize your AOpen web pages Receive e mail notification about latest BIOS Driver Software release information Have...

Page 103: ...panese http www aopen co jp tech default htm Chinese http www aopen com tw tech default htm German http www aopencom de tech default htm Simplified Chinese http www aopen com cn tech default htm Pacif...

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