MSI MS-8801 User's Guide

iVersion 1.0G52-M6791X1MS-6791 (v1.X) M-ATX MainboardUser’s Guide

1-3Getting Started- 2 serial ports (COM A + COM B)- 1 parallel port supports SPP/EPP/ECP mode- 1 audio port (Line-in, Line-out, Mic-in)- 6 high speed

1-4MS-6791 M-ATX MainboardJUSB1 JUSB2Mainboard LayoutMS-6791 v1.X M-ATX MainboardBATT+DDR 1DDR 2J1394_1J1394_2JFP1JMR1JCI1JSMI1JUSB1JUSB3JUSB4JUSB2ATX

2-1Hardware SetupChapter 2. HardwareSetupThis chapter tells you how to install the CPU, memorymodules, and expansion cards, as well as how to setup th

2-2MS-6791 M-ATX MainboardQuick Components GuideJSP1, p.2-23MDM_IN1, p.2-22DDR DIMMs, p.2-7CPU, p.2-3Back Panel I/O,p.2-10CPUFAN, p.2-17CHSFAN, p.2-17

2-3Hardware SetupCentral Processing Unit: CPUCPU Core Speed Derivation Procedure If CPU Clock = 100MHzCore/Bus ratio = 16 then CPU core speed = Host

2-4MS-6791 M-ATX MainboardCPU Installation Procedures for Socket 4781. Please turn off the power andunplug the power cord beforeinstalling the CPU.2.

2-5Hardware SetupInstalling the CPU FanAs processor technology pushes to faster speeds and higherperformance, thermal management becomes increasingly

2-6MS-6791 M-ATX Mainboard5.Connect the fan power cable from the mounted fan to the 3-pin fan power connectoron the board.fan power cableNOTES

2-7Hardware SetupThe mainboard provides 2 slots for 184-pin DDR SDRAM DIMM (DoubleIn-Line Memory Module) modules and supports the memory size up to 2G

2-8MS-6791 M-ATX MainboardInstalling DDR Modules1. The DDR DIMM has only one notch on the center of module. The modulewill only fit in the right orie

iiManual Rev: 1.0Release Date: July 2003FCC-B Radio Frequency Interference StatementThis equipment has been tested and found to comply with the limits

2-9Hardware SetupPower SupplyThe mainboard supports ATX power supply for the power system. Beforeinserting the power supply connector, always make su

2-10MS-6791 M-ATX MainboardThe back panel provides the following connectors:Back PanelMouseParallelUSBCOMUSBKeyboardL-inMICL-out LAN(Optional)VGAF

2-11Hardware SetupKeyboard ConnectorThe mainboard provides a standard PS/2® keyboard mini DIN connectorfor attaching a PS/2® keyboard. You can plug a

2-12MS-6791 M-ATX MainboardRJ-45 LAN Jack (Optional)The mainboard provides one standard RJ-45 jack for connection to LocalArea Network (LAN). You can

2-13Hardware SetupSerial Port Connectors: COM A & COM BThe mainboard offers two 9-pin male DIN connectors as serial port COMA & COM B. The po

2-14MS-6791 M-ATX MainboardParallel Port Connector: LPT1The mainboard provides a 25-pin female centronic connector as LPT.A parallel port is a standar

2-15Hardware SetupAudio Port ConnectorsLine Out is a connector for Speakers or Headphones. Line In is used forexternal CD player, Tape player, or oth

2-16MS-6791 M-ATX MainboardThe mainboard provides connectors to connect to FDD, IDE HDD, case,LAN, USB Ports, IR module and CPU/System/Power Supply FA

2-17Hardware SetupFan Power Connectors: CPUFAN1/CHSFAN1/NBFAN1/PWRFAN1The CPUFAN1 (processor fan), NBFAN1 (NorthBridge fan), PWRFAN1(power fan) and C

2-18MS-6791 M-ATX MainboardFront Panel Connector: JFP1 or JLEG1The mainboard provides one front panel connector, JFP1 or JLEG1, forelectrical connecti

iiiCopyright NoticeThe material in this document is the intellectual property of MICRO-STARINTERNATIONAL. We take every care in the preparation of thi

2-19Hardware SetupHard Disk Connectors: IDE1 & IDE2The mainboard has a 32-bit Enhanced PCI IDE and Ultra DMA 66/100/133 controller that provides P

2-20MS-6791 M-ATX MainboardFront Panel Audio Connector: JAUD1 or JAUDIO1The mainboard provides one front panel audio connector, JAUD1 orJAUDIO1, for y

2-21Hardware SetupPIN SIGNAL DESCRIPTION1 AUD_MIC Front panel microphone input signal2 AUD_GND Ground used by analog audio circuits3 AUD_MIC_BIAS Micr

2-22MS-6791 M-ATX MainboardCD-In Connector: CD_IN1This connector is provided for CD-ROM audio.Modem-In Connector: MDM_IN1The connector is for modem wi

2-23Hardware SetupJSP1VCCSPDIFGNDSPDIF-Out Connector: JSP1This connector is used to connect SPDIF (Sony & Philips Digital Inter-connect Format) in

2-24MS-6791 M-ATX MainboardFront USB Connectors: JUSB1/2 or JUSB3/4The mainboard provides two USB 2.0 pinheaders (optional USB 2.0Bracket available).

2-25Hardware SetupJ1394_2 1 9 2 10IEEE 1394 Connectors: J1394_1 & J1394_2The mainboard provides two 1394 pin headers that allow you to c

2-26MS-6791 M-ATX MainboardWake On LAN Connector: JWOLThis connector allows you to connect to a LAN card with Wake On LANfunction. You can wake up the

2-27Hardware SetupPower Saving Switch Connector: JSMI1Attach a power saving switch to this connector. Pressing the switchonce will have the system en

2-28MS-6791 M-ATX MainboardIrDA Infrared Module Header: IR1The connector allows you to connect to IrDA Infrared module. You mustconfigure the setting

iv1. Always read the safety instructions carefully.2. Keep this User’s Manual for future reference.3. Keep this equipment away from humidity.4. Lay th

2-29Hardware SetupThe motherboard provides the following jumpers for you to set thecomputer’s function. This section will explain how to change yourmo

2-30MS-6791 M-ATX MainboardLAN Enable/Disable Jumper: JLAN1The jumper is used to enable or disable the onboard LAN function. Thejumper is available o

2-31Hardware SetupSlotsAGP (Accelerated Graphics Port) SlotThe AGP slot allows you to insert the AGP graphics card. AGP is aninterface specification

2-32MS-6791 M-ATX MainboardPCI Interrupt Request RoutingThe IRQ, acronym of interrupt request line and pronounced I-R-Q, arehardware lines over which

3-1BIOS SetupChapter 3. BIOS SetupThis chapter provides information on the BIOS Setup programand allows you to configure the system for optimum use.Y

3-2 MS-6791 M-ATX MainboardEntering SetupPower on the computer and the system will start POST (Power On Self Test)process. When the message below appe

3-3BIOS SetupGetting HelpAfter entering the Setup menu, the first menu you will see is the Main Menu.Main MenuThe main menu lists the setup functions

3-4 MS-6791 M-ATX MainboardThe Main MenuStandard CMOS FeaturesUse this menu for basic system configurations, such as time, date etc.Advanced BIOS Feat

3-5BIOS SetupPC Health StatusThis entry shows your PC health status.Frequency/Voltage ControlUse this menu to specify your settings for frequency/volt

3-6 MS-6791 M-ATX MainboardStandard CMOS FeaturesDateThis allows you to set the system to the date that you want (usually the currentdate). The forma

vCONTENTSFCC-B Radio Frequency Interference Statement ... iiCopyright Notice ...

3-7BIOS Setupdefine your own drive type manually.If you select Manual, related information is asked to be entered to the follow-ing items. Enter the

3-8 MS-6791 M-ATX MainboardAdvanced BIOS FeaturesQuick BootSetting the item to Enabled allows the system to boot within 5 seconds sinceit will skip so

3-9BIOS SetupSettings: Enabled, Disabled.CPU L1 & L2 CacheThe item allows you to turn on or off CPU’s internal (L1) and external (L2)cache. Settin

3-10 MS-6791 M-ATX MainboardSecurity OptionThis specifies the type of BIOS password protection that is implemented. Set-tings are described below:HDD

3-11BIOS SetupAdvanced Chipset FeaturesDRAM Clock/Drive ControlPress <Enter> and the following sub-menu appears.Current CPU/DRAM FrequencyIt sho

3-12 MS-6791 M-ATX MainboardDRAM FrequencyThis item is used to configure the clock frequency of the installed DRAM.Settings: By SPD, 100MHz, 133MHz, 1

3-13BIOS SetupAGP & P2P Bridge ControlPress <Enter> and the following sub-menu appears.AGP Aperture SizeThis setting controls just how much

3-14 MS-6791 M-ATX MainboardIntegrated PeripheralsSIS OnChip IDE DevicePress <Enter> to enter the sub-menu and the following screen appears:Inte

3-15BIOS Setupmode (0-4) for each of the four IDE devices that the onboard IDE interfacesupports. Modes 0 through 4 provide successively increased per

3-16 MS-6791 M-ATX MainboardUSB 2.0 SupportsSet to Enabled if you need to use any USB 2.0 device in the operatingsystem that does not support or have

viParallel Port Connector: LPT1 ... 2-14Audio Port Connectors ...

3-17BIOS SetupOnboard FDC ControllerSelect Enabled if your system has a floppy disk controller (FDD) installedon the system board and you wish to use

3-18 MS-6791 M-ATX MainboardOnboard Parallel PortThere is a built-in parallel port on the on-board Super I/O chipset thatprovides Standard, ECP, and E

3-19BIOS SetupMidi Port IRQThis setting assigns an IRQ for the midi port. Settings are: 5, 10.Init Display FirstThis item specifies which VGA card is

3-20 MS-6791 M-ATX MainboardPower Management SetupSleep StateThis item specifies the power saving modes for ACPI function. If your operat-ing system s

3-21BIOS SetupMin Saving Minimum Power Management. Suspend Mode=1 HourMax Saving Maximum Power Management. Suspend Mode=1 MinUser Define Allows end

3-22 MS-6791 M-ATX MainboardPM Wake Up EventsPress <Enter> and the following sub-menu appears.IRQ [3-7, 9-15], NMI & IRQ 8 Break SuspendThis

3-23BIOS SetupPower, Wake, Any Key.PS2MS Wake Up from S3/S4/S5This setting allows the activity of the mouse to wake up the system fromS3/S4/S5 state.

3-24 MS-6791 M-ATX MainboardPNP/PCI ConfigurationsThis section describes configuring the PCI bus system and PnP (Plug & Play)feature. PCI, or Per

3-25BIOS SetupPress <Enter> and you will enter the sub-menu of the items. IRQ Resources listIRQ 3/4/5/7/9/10/11/12/14/15 for users to set each I

3-26 MS-6791 M-ATX MainboardPC Health StatusThis section shows the status of your CPU, fan, overall system status, etc.Monitor function is available o

viiChapter 3. BIOS Setup... 3-1Entering Setup...

3-27BIOS SetupUse this menu to specify your settings for frequency/voltage control.Frequency/Voltage ControlAuto Detect DIMM/PCI ClkThis option allows

3-28 MS-6791 M-ATX MainboardLoad Fail-Safe/Optimized DefaultsThe two options on the main menu allow users to restore all of the BIOSsettings to the de

3-29BIOS SetupSet Supervisor/User PasswordMSI Reminds You...About Supervisor Password & User Password:Supervisor password: Can enter and change th

A-1Using 4- or 6-Channel Audio FunctionAppendix: Using 4- or 6-Channel AudioFunctionThe motherboard is equipped with Realtek ALC650/655 chip, which pr

A-2 MS-6791 M-ATX MainboardInstalling the Audio DriverYou need to install the driver for Realtek ALC650/655 chip to function properlybefore you can ge

A-3Using 4- or 6-Channel Audio Function3. Click Next to start installing files into the system.4. Click Finish to restart the system.Select thisoption

A-4 MS-6791 M-ATX MainboardUsing the Back PanelIn addition to a default 2-channel analog audio output function, theaudio connectors on the Back Panel

A-5Using 4- or 6-Channel Audio Function23456

A-6 MS-6791 M-ATX MainboardConnecting the SpeakersWhen you have set the Multi-Channel Audio Function mode properly inthe software utility, connect you

A-7Using 4- or 6-Channel Audio Function1 MIC2 * Line Out (Rear channels)3 Line Out (Front channels)* Line In function is converted toLine Out function

1-1Getting StartedThank you for purchasing the MS-6791 v1.x M-ATXmainboards. The MS-6791 is a superior computer motherboardbased on SiS648FX/661FX an

A-8 MS-6791 M-ATX Mainboard1 Line Out (Center andSubwoofer channel)2 * Line Out (Rear channels)3 * Line Out (Front channels)* Both Line In and MICfunc

A-9Using 4- or 6-Channel Audio FunctionTesting the Connected SpeakersMSI Reminds You...6 speakers appear on the “Speaker Test” window only whenyou sel

A-10 MS-6791 M-ATX Mainboard4. While you are testing the speakers in 6-Channel Mode, if the sound com-ing from the center speaker and subwoofer is swa

A-11Using 4- or 6-Channel Audio FunctionPlaying KaraOKThe KaraOK function will automatically remove human voice (lyrics)and leave melody for you to si

1-2MS-6791 M-ATX MainboardMainboard SpecificationsCPUh Supports Socket 478 for P4 processor with 400/533/800 MHz (100/133/200MHz QDIR)h Core frequency