MSI DKA790GX Series User Manual
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MSI DKA790GX Series User Manual

MSI DKA790GX Series User Manual

Ms-7550 (v1.x) mainboard
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DKA790GX Series
MS-7550 (v1.X) Mainboard
G52-75501X2

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  • Page 1 DKA790GX Series MS-7550 (v1.X) Mainboard G52-75501X2...

  • Page 2: Trademarks

    Alternatively, please try the following help resources for further guidance. Visit the MSI website for FAQ, technical guide, BIOS updates, driver updates, an d ot h er i n f orm at i on: h t t p: / / g l o ba l .

  • Page 3: Safety Instructions

    Safety Instructions Always read the safety instructions carefully. Keep this User’s Manual for future reference. Keep this equipment away from humidity. Lay this equipment on a reliable flat surface before setting it up. The openings on the enclosure are for air convection hence protects the equip- ment from overheating.

  • Page 4: Fcc-B Radio Frequency Interference Statement

    FCC-B Radio Frequency Interference Statement T h is eq uip men t h as been tested and found to c omply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.

  • Page 5: Weee (Waste Electrical And Electronic Equipment) Statement

    WEEE (Waste Electrical and Electronic Equipment) Statement...

  • Page 8: Table Of Contents

    CONTENTS Copyright Notice ......................ii Trademarks ........................ii Revision History ......................ii Technical Support ......................ii Safety Instructions ......................iii FCC-B Radio Frequency Interference Statement ............iv W EEE (Waste Electrical and Electronic Equipment) Statement ........v Chapter 1. Getting Started ..................1-1 Mainboard Specifications ...................
  • Page 9 Appendix B Dual Core Center ................B-1 Activating Dual Core Center ................B-2 Main ........................B-3 DOT (Dynamic OverClocking) ................B-5 E (Efficiency) ....................... B-6 Clock ........................B-7 Voltage ......................... B-8 FAN Speed ......................B-9 Temperature ....................... B-10 User Profile ......................B-11 Appendix C SATA RAID ...................

  • Page 10: Chapter 1. Getting Started

    Getting Started Chapter 1 Getting Started Thank you for choosing the DKA790GX Series (MS- 7550 v1.X) ATX mainboard. The DKA790GX Series mainboards are based on AMD 790GX & SB750 chipset for optimal system efficiency. Designed to fit the ad- vanced AM D Athlon 64 / Phenom process or, the DKA790GX Series deliver a high performance and pro- fessional desktop platform solution.

  • Page 11: Mainboard Specifications

    M S-7550 M ainboard Mainboard Specifications Processor Support - Supports AM2+ Phenom FX/X4/X3/X2 processor - Supports Athlon 64/FX/X2 processor (For the latest information about CPU, please visit http://global.msi. com.tw/index.php?func=cpuform) HyperTransport - Supports HyperTransport 3.0 Chipset - North Bridge: AMD ®...
  • Page 12 Getting Started Connectors Back panel - 1 PS/2 mouse or keyboard port - 6 USB 2.0 Ports - 1 LAN jack - 6 flexible audio jacks - 1 Optical SPDIF out jack - 1 e-SATA port - 1 DVI-D port - 1 VGA port - 1 HDMI port On-Board Pinheaders/ Connectors...

  • Page 13: Mainboard Layout

    RTL8111C RTM880N-793 PCI _EX3 SB75 0 BATT JMB381 JTPM SATA5 PCI _EX2 JCI1 JCOM1 WOL1 JSPI1 PCI _EX4 ALC888 Fintek F71882FG PCI 1 PCI 2 JFP2 JCD1 SYS_FAN2 JAUD1 JFP1 JUSB3 JUSB2 JUSB1 FDD1 DKA790GX Series (MS-7550 v1.X) ATX Mainboard...

  • Page 14: Packing Checklist

    Getting Started Packing Checklist Back IO Shield MSI Driver/Utility CD MSI motherboard Power Cable SATA Cable IDE Cable external SATA Cable User’s Guide Floppy Cable (Optional) and Quick Guide * The pictures are for reference only and may vary from the packing contents of the...

  • Page 15: Chapter 2. Hardware Setup

    Hardware Setup Chapter 2 Hardware Setup This chapter provides you with the information about hardware setup procedures. While doing the installation, be careful in holding the components and follow the installation procedures. For some components, if you install in the wrong orientation, the components will not work properly.

  • Page 16: Quick Components Guide

    M S-7550 M ainboard Quick Components Guide JCI1, p.2-13 WOL1, p.2-16 CPU, JPWR2, DDR2, p.2-3 p.2-8 p.2-6 Back Panel, p.2-9 JPWR1, p.2-8 CPU_FAN1, SYS_FAN1, p.2-13 p.2-13 IDE1, p.2-11 PCI_E, JTPM, p.2-20 p.2-14 SATA1~5, U117, p.2-12 p.2-18 JCOM1, PCI, p.2-14 p.2-21 JFP2, p.2-16 JFP1,...

  • Page 17: Cpu (Central Processing Unit)

    W hen you are installing the CPU, make sure to install the cooler to prevent overheating. If you do not have the CPU cooler, consult your dealer before turning on the computer. For the latest information about CPU, please visit http://global.msi.com.tw/index.php? func=cpuform Important Overheating Overheating will seriously damage the CPU and system.

  • Page 18: Cpu Installation Procedures For Socket Am2

    M S-7550 M ainboard CPU Installation Procedures for Socket AM2+ 1. Please turn off the power and unplug the power cord before Open Lever installing the CPU. Sliding 2. Pull the lever s ideways away 90 degree Plate from the socket. Make sure to raise the lever up to a 90-de- gree angle.
  • Page 19 Hardware Setup Installing AMD Socket AM2+ CPU Cooler Set W hen you are installing the CPU, make sure the CPU has a heat sink and a cooling fan attached on the top to prevent overheating. If you do not have the heat sink and cooling fan, contact your dealer to purchase and install them before turning on the computer.

  • Page 20: Memory

    M S-7550 M ainboard Memory These DIMM slots are used for installing memory modules. For more information on compatible components, please visit http://global.msi.com. tw/index.php?func=testreport DDR2 240-pin, 1.8V 56x2=112 pin 64x2=128 pin Dual-Channel Memory Population Rules In Dual-Channel mode, the memory modules can transmit and receive data with two data bus lines simultaneously.

  • Page 21: Installing Memory Modules

    Hardware Setup Installing Memory Modules 1. The memory module has only one notch on the center and will only fit in the right orientation. 2. Insert the memory module vertically into the DIMM slot. Then push it in until the golden finger on the memory module is deeply inserted in the DIMM slot.

  • Page 22: Power Supply

    M S-7550 M ainboard Power Supply ATX 24-Pin Power Connector: JPWR1 pin 13 This connector allows you to connect an ATX 24-pin power supply. To connect the ATX 24-pin power supply, make sure the plug of the power supply is inserted in the proper orientation and the pins are aligned.

  • Page 23: Back Panel

    Hardware Setup Back Panel Optical S/PDIF-Out Keyboard/ VGA Port M o us e USB Ports RS-Out Line-In Line-Out CS-Out HDMI Port USB Ports DVI-D Port eSATA Port USB Ports SS-Out Keyboard / Mouse The standard PS/2 keyboard / mouse DIN connector is for a PS/2 keyboard / mouse.

  • Page 24: Audio Ports

    M S-7550 M ainboard The standard RJ-45 LAN jack is for connection to the Local Area Network (LAN). You can connect a network cable to it. Yellow Green / Orange Color LED State Condition LAN link is not established. Left Yellow On (steady state) LAN link is established.

  • Page 25: Connectors

    Hardware Setup Connectors Floppy Disk Drive Connector: FDD1 This connector supports 360KB, 720KB, 1.2MB, 1.44MB or 2.88MB floppy disk drive. FDD1 IDE Connector: IDE1 This connector supports IDE hard disk drives, optical disk drives and other IDE devices. IDE1 Important If you install two IDE devices on the same cable, you must configure the drives separately to master / slave mode by setting jumpers.
  • Page 26 M S-7550 M ainboard Serial ATA Connector: SATA1~ SATA5 This connector is a high-speed Serial ATA interface port. Each connector can connect to one Serial ATA device. SATA5 SATA1-2 SATA3-4 Important Please do not fold the Serial ATA cable into 90-degree angle. Otherwise, data loss may occur during transmission.
  • Page 27 Hardware Setup Fan Power Connectors: CPU_FAN1, SYS_FAN1/2 The fan power connectors support system cooling fan with +12V. W hen connecting the wire to the connectors, always note that the red wire is the positive and should be connected to the +12V; the black wire is Ground and should be connected to GND. If the mainboard has a System Hardware Monitor chipset on-board, you must use a specially designed fan with speed sensor to take advantage of the CPU fan control.
  • Page 28 M S-7550 M ainboard TPM Module Connector: JTPM This connector connects to a TPM (Trusted Platform Module) module (optional). Please refer to the TPM security platform manual for more details and usages. JTPM Signal Description Signal Description LCLK LPC clock 3V_STB 3V standby power LRST#...

  • Page 29: Hardware Setup

    Hardware Setup Front Panel Audio Connector: JAUD1 This connector allows you to connect the front panel audio and is compliant with Intel ® Front Panel I/O Connectivity Design Guide. JAUD1 HD Audio Pin Definition SIGNAL DESCRIPTION MIC_L Microphone - Left channel Ground MIC_R Microphone - Right channel...
  • Page 30 M S-7550 M ainboard Front Panel Connectors: JFP1, JFP2 These connectors are for electrical connection to the front panel switches and LEDs. The JFP1 is compliant with Intel ® Front Panel I/O Connectivity Design Guide. JFP2 Pin Definition SIGNAL DESCRIPTION Ground Speaker SPK-...
  • Page 31 Hardware Setup Front USB Connector: JUSB1 ~ 3 These connectors, compliant with Intel ® I/O Connectivity Design Guide, is ideal for connecting high-speed USB interface peripherals such as USB HDD, digital cameras, M P3 players, printers, modems and the like. Pin Definition SIGNAL SIGNAL...

  • Page 32: Switch

    M S-7550 M ainboard Switch This mainboard provides the following switch for you to set the computer’s function. This section will explain how to change your mainboard’s function through the use of s witch. Hardware Overclock FSB Switch: U117 (optional) You can overclock the FSB to increase the processor frequency by changing the switch.

  • Page 33: Button

    Hardware Setup Button The motherboard provides the following button for you to set the computer’s function. This section will explain how to change your motherboard’s function through the use of button. Clear CMOS Button: CLR_CMOS1 There is a CMOS RAM on board that has a power supply from external battery to keep the system configuration data.

  • Page 34: Slots

    M S-7550 M ainboard Slots PCI (Peripheral Component Interconnect) Express Slot The PCI Express slot supports the PCI Express interface expansion card. The PCI Express x16 supports up to 4.0 GB/s transfer rate. The PCI Express x1 supports up to 250 MB/s transfer rate. PCI Express x16 Slots support up to PCI Express x16 speed (PCI_E1 &...

  • Page 35: Pci Interrupt Request Routing

    Hardware Setup PCI (Peripheral Component Interconnect) Slot The PCI slot supports LAN card, SCSI card, USB card, and other add-on cards that comply with PCI specifications. 32-bit PCI Slot Important When adding or removing expansion cards, make sure that you unplug the power supply first.
  • Page 36 M S-7550 M ainboard ATi CrossFire (Multi-GPU) Technology ATi CrossFire (Multi-GPU) technology is an exciting new technology developed by ATI that allows the power of multiple Graphics. CrossFire requires a CrossFire Edition graphics card and a compatible standard Radeon (CrossFire Ready) graphics card from the same series.
  • Page 37 Hardware Setup 3.W hen all of the hardware and software has been properly set up and installed, reboot the system. After entering the O.S., click the “Catalyst™ Control Center” icon on the desktop. There is a setting in the Catalyst™ Control Center that needs to be enabled for CrossFire™...

  • Page 38: Chapter 3 Bios Setup

    BIOS Setup Chapter 3 BIOS Setup This chapter provides information on the BIOS Setup program and allows you to configure the system for optimum use. You may need to run the Setup program when: ² An error message appears on the screen during the system booting up, and requests you to run SETUP.

  • Page 39: Entering Setup

    M S-7550 M ainboard Entering Setup Power on the computer and the system will start POST (Power On Self Test) process. W hen the message below appears on the screen, press <DEL> key to enter Setup. Press DEL to enter SETUP If the message disappears before you respond and you still wish to enter Setup, restart the system by turning it OFF and On or pressing the RESET button.

  • Page 40: Control Keys

    BIOS Setup Control Keys Move to the previous item < > Move to the next item < > Move to the item in the left hand < > Move to the item in the right hand < > Select the item <Enter>...

  • Page 41: The Main Menu

    M S-7550 M ainboard The Main Menu Standard CM OS Features Use this menu for basic system configurations, such as time, date etc. Advanced BIOS Features Use this menu to setup the items of AMI ® special enhanced features. Integrated Peripherals Use this menu to specify your settings for integrated peripherals.
  • Page 42 BIOS Setup User Settings Use this menu to save/ load your settings to/ from CMOS for BIOS. Load Fail-Safe Defaults Use this menu to load the default values set by the BIOS vendor for stable system performance. Load Optimized Defaults Use this menu to load the default values set by the mainboard manufacturer specifi- cally for optimal performance of the mainboard.

  • Page 43: Standard Cmos Features

    M S-7550 M ainboard Standard CMOS Features The items in Standard CMOS Features Menu includes some basic setup items. Use the arrow keys to highlight the item and then use the <PgUp> or <PgDn> keys to select the value you want in each item. Date (MM:DD:YY) This allows you to set the system to the date that you want (usually the current date).
  • Page 44 BIOS Setup Device / Vender / Size It will showing the device information that you connected to the SATA connector. LBA/Large M ode This allows you to enable or disable the LBA Mode. Setting to Auto enables LBA mode if the device supports it and the devices is not already formatted with LBA mode disabled.
  • Page 45 M S-7550 M ainboard System Information Press <Enter> to enter the sub-menu, and the following screen appears. This sub-menu shows the CPU information, BIOS version and memory status of your system (read only).

  • Page 46: Advanced Bios Features

    BIOS Setup Advanced BIOS Features Full Screen LOGO Display This item enables you to show the company logo on the bootup screen. Settings are: [Enabled] Shows a still image (logo) on the full screen at boot. [Disabled] Shows the POST messages at boot. Quick Booting Setting the item to [Enabled] allows the system to boot within 10 seconds since it will skip some check items.
  • Page 47 M S-7550 M ainboard Primary Graphic’s Adapter This setting specifies which graphic card is your primary graphics adapter. PCI Latency Timer This item controls how long each PCI device can hold the bus before another takes over. W hen set to higher values, every PCI device can conduct transactions for a longer time and thus improve the effective PCI bandwidth.
  • Page 48 BIOS Setup 1st/ 2nd Boot Device The items allow you to set the first/ second boot device where BIOS attempts to load the disk operating system. Boot From Other Device Setting the option to [Yes] allows the system to try to boot from other device. if the system fails to boot from the 1st/ 2nd boot device.

  • Page 49: Integrated Peripherals

    M S-7550 M ainboard Integrated Peripherals USB Controller This setting allows you to enable/disable the onboard USB controller. USB Device Legacy Support Select [Enabled] if you need to use a USB-interfaced device in the operating system. Onboard LAN Controller This item is used to enable/disable the onboard LAN controller. LAN Option ROM This item is used to decide whether to invoke the Boot ROM of the LAN controller.
  • Page 50 BIOS Setup PCI IDE BusMaster This item allows you to enable/ disable BIOS to used PCI busmastering for reading/ writing to IDE drives. On-Chip SATA Controller These items allow users to enable or disable the SATA controller. RAID M ode This item allows you to configure SATA mode.

  • Page 51: Power Management Setup

    M S-7550 M ainboard Power Management Setup Important S3-related functions described in this section are available only when your BIOS supports S3 sleep mode. ACPI Function This item is to activate the ACPI (Advanced Configuration and Power Management Interface) Function. If your operating system is ACPI-aware, such as W indows 2000/ XP, select [Enabled].
  • Page 52 BIOS Setup Power Button Function This feature sets the function of the power button. Settings are: [Power On/ Off]The power button functions as normal power off button. [Suspend] W hen you press the power button, the computer enters the suspend/sleep mode, but if the button is pressed for more than four seconds, the computer is turned off.
  • Page 53 M S-7550 M ainboard Resume By Onboard LAN W hen set to [Enabled], the feature allows your system to be awakened from the power saving modes through any event by onboard LAN. Resume By RTC Alarm This is used to enable or disable the feature of booting up the system on a scheduled time/date from the S3, S4, and S5 state.

  • Page 54: H/W Monitor

    BIOS Setup H/W Monitor Chassis Intrusion The field enables or disables the feature of recording the chassis intrusion status and issuing a warning message if the chassis is once opened. To clear the warning message, set the field to [Reset]. The setting of the field will automatically return to [Enabled] later.

  • Page 55: Bios Setting Password

    M S-7550 M ainboard BIOS Setting Password W hen you select this function, a message as below will appear on the screen: Type the password, up to six characters in length, and press <Enter>. The password typed now will replace any previously set password from CMOS memory. You will be prompted to confirm the password.

  • Page 56: Cell Menu

    BIOS Setup Cell Menu Important Change these settings only if you are familiar with the chipset. Current CPU / DRAM Frequency These items show the current clocks of CPU and Memory speed. Read-only. 3-19...
  • Page 57 M S-7550 M ainboard AMD Cool’n’Quiet The Cool’n’ Quiet technology can effectively and dynamically lower CPU speed and power consumption. Important To ensure that Cool’n’Quiet function is ac- tivated and will be working properly, it is required to double confirm that: 1.
  • Page 58 BIOS Setup MEMORY-Z Press <Enter> to enter the sub-menu and the following screen appears. DIM M1/2/3/4 Memory SPD Information Press <Enter> to enter the sub-menu and the following screen appears. E.P.P SUPPORT Information Press <Enter> to enter the sub-menu and the following screen appears. 3-21...
  • Page 59 M S-7550 M ainboard DRAM Timing Mode Setting to [Auto] enables DRAM CAS# Latency automatically to be determined by BIOS based on the configurations on the SPD (Serial Presence Detect) EEPROM on the DRAM module. 1T/2T M emory Timing This field controls the SDRAM command rate. Selecting [1T] makes SDRAM signal controller to run at 1T (T=clock cycles) rate.
  • Page 60 BIOS Setup Important 1. If you do not have any EMI problem, leave the setting at [Disabled] for optimal system stability and performance. But if you are plagued by EMI, select the value of Spread Spectrum for EMI reduction. 2. The greater the Spread Spectrum value is, the greater the EMI is reduced, and the system will become less stable.

  • Page 61: Cpu And Memory Clock Overclocking

    M S-7550 M ainboard CPU and Memory Clock Overclocking The Adjust CPU FSB Frequency, Adjust CPU Ratio, FSB/Memory Ratio are the items for you to overclock the CPU and the Memory. Please refer to the descriptions of these fields for more information. Important 1.

  • Page 62: User Setting

    BIOS Setup User Setting Save Settings 1/ 2 These items are used to save the settings set by yourself to CMOS. Load Settings 1/ 2 These items are available after you save your settings in Save Settings 1/ 2 items , and are used to load the settings from CMOS.

  • Page 63: Load Fail-Safe/ Optimized Defaults

    M S-7550 M ainboard Load Fail-Safe/ Optimized Defaults The two options on the main menu allow users to restore all of the BIOS settings to the default Fail-Safe or Optimized values. The Optimized Defaults are the default values set by the mainboard manufacturer specifically for optimal performance of the mainboard.

  • Page 64: Appendix A Realtek Audio

    Realtek Audio Appendix A Realtek Audio The Realtek ALC888 provides 10-channel DAC that si- multaneously supports 7.1 sound playback and 2 chan- nels of independent s tereo s ound output (multiple streaming) through the Front-Out-Left and Front-Out- Right channels.

  • Page 65: Installing The Realtek Hd Audio Driver

    M S-7550 M ainboard Installing the Realtek HD Audio Driver You need to install the driver for Realtek ALC888 codec to function properly before you can get access to 2-, 4-, 6-, 8- channel or 7.1+2 channel audio operations. Follow the procedures described below to install the drivers for different operating systems.
  • Page 66 Realtek Audio 3. Click Next to install the Realtek High Definition Audio Driver. Click here 4. Click Finish to restart the system. S el ec t t hi s option Click here...

  • Page 67: Software Configuration

    M S-7550 M ainboard Software Configuration After installing the audio driver, you are able to use the 2-, 4-, 6- or 8- channel audio feature now. Click the audio icon from the system tray at the lower-right corner of the screen to activate the HD Audio Configuration. It is also available to enable the audio driver by clicking the Realtek HD Audio M anager from the Control Panel.

  • Page 68: Sound Effect

    Realtek Audio Sound Effect Here you can select a sound effect you like from the Environment list. Environment Simulation You will be able to enjoy different sound experience by pulling down the arrow, totally 23 kinds of sound effect will be shown for selection. Realtek HD Audio Sound Manager also provides five popular settings “Stone Corridor”, “Bathroom”, “Sewer pipe”, “Arena”...
  • Page 69 M S-7550 M ainboard Equalizer Selection Equalizer frees users from default settings; users may create their owned preferred settings by utilizing this tool. 10 bands of equalizer, ranging from 100Hz to 16KHz. Save Reset The settings are saved 10 bands of equalizer permanently for future would go back to the de- fault setting...
  • Page 70 Realtek Audio Frequently Used Equalizer Setting Realtek recognizes the needs that you might have. By leveraging our long experience at audio field, Realtek HD Audio Sound Manager provides you certain optimized equal- izer settings that are frequently used for your quick enjoyment. [How to Use It] Other than the buttons “Pop”...
  • Page 71 M S-7550 M ainboard Mixer In the Mixer part, you may adjust the volumes of the rear and front panels individually. 1. Adjust Volume You can adjust the volume of the speakers that you pluged in front or rear panel by select the Realtek HD Audio rear output or Realtek HD Audio front output items.
  • Page 72 Realtek Audio W hen you are playing the first audio source (for example: use W indows Media Player to play DVD/VCD), the output will be played from the rear panel, which is the default setting. Then you must to select the Realtek HD Audio front output from the scroll list first, and use a different program to play the second audio source (for example: use Winamp to play MP3 files).

  • Page 73: Playback Control

    M S-7550 M ainboard 3. Playback control Playback device Tool Mute This function is to let you freely decide which ports to output the sound. And this is essential when multi- streaming playback enabled. - Realtek HD Audio Rear Output - Realtek HD Audio Front Output M u te You may choose to mute single or multiple volume controls or to completely mute...
  • Page 74 Realtek Audio 4. Recording control Recording device Tool Mute -Back Line in/Mic, Front Lin in -Realtek HD Audio Input M u te You may choose to mute single or multiple volume controls or to completely mute sound input. Tool - Show the following volume controls This is to let you freely decide which volume control items to be displayed.
  • Page 75 M S-7550 M ainboard Audio I/O In this tab, you can easily configure your multi-channel audio function and speakers. You can choose a desired multi-channel operation here. a. Headphone for the common headphone b. 2CH Speaker for Stereo-Speaker Output c. 4CH Speaker for 4-Speaker Output d.
  • Page 76 Realtek Audio Connector Settings Click to access connector settings. Disable front panel jack detection (option) Find no function on front panel jacks? Please check if front jacks on your system are so-called AC’97 jacks. If so, please check this item to disable front panel jack detection. M ute rear panel output when front headphone plugged in.
  • Page 77 M S-7550 M ainboard S/PDIF Short for Sony/Philips Digital Interface, a standard audio file transfer format. S/PDIF allows the transfer of digital audio signals from one device to another without having to be converted first to an analog format. Maintaining the viability of a digital signal prevents the quality of the signal from degrading when it is converted to analog.
  • Page 78 Realtek Audio Test Speakers You can select the speaker by clicking it to test its functionality. The one you select will light up and make testing sound. If any speaker fails to make sound, then check whether the cable is inserted firmly to the connector or replace the bad speakers with good ones.
  • Page 79 M S-7550 M ainboard Microphone In this tab you may set the function of the microphone. Select the Noise Suppres- sion to remove the possible noise during recording, or select Acoustic Echo Can- cellation to cancel the acoustic echo druing recording. Acoustic Echo Cancellation prevents playback sound from being recorded by microphone together with your sound.

  • Page 80: D Audio Demo

    Realtek Audio 3D Audio Demo In this tab you may adjust your 3D positional audio before playing 3D audio applica- tions like gaming. You may also select different environment to choose the most suitable environment you like. A-17...
  • Page 81 M S-7550 M ainboard Information In this tab it provides some information about this HD Audio Configuration utility, including Audio Driver Version, DirectX Version, Audio Controller & Audio Codec. You may also select the language of this utility by choosing from the Language list. Also there is a selection Show icon in system tray.

  • Page 82: Hardware Setup

    Realtek Audio Hardware Setup Connecting the Speakers W hen you have set the Multi-Channel Audio Function mode properly in the software utility, connect your speakers to the correct phone jacks in accordance with the setting in software utility. n 2-Channel M ode for Stereo-Speaker Output Refer to the following diagram and caption for the function of each phone jack on the back panel when 2-Channel Mode is selected.
  • Page 83 M S-7550 M ainboard n 4-Channel M ode for 4-Speaker Output 4-Channel Analog Audio Output Line In Line Out (Front channels) Line Out (Rear channels) No function No function A-20...
  • Page 84 Realtek Audio n 6-Channel M ode for 6-Speaker Output 6-Channel Analog Audio Output Line In Line Out (Front channels) Line Out (Rear channels) Line Out (Center and Subwoofer channel) No function A-21...
  • Page 85 M S-7550 M ainboard n 8-Channel M ode for 8-Speaker Output 8-Channel Analog Audio Output Line In Line Out (Front channels) Line Out (Rear channels) Line Out (Center and Subwoofer channel) Line Out (Side channels) Important To enable 7.1 channel audio-out function on Vista operating system, you have to install the Realtek Audio Driver.

  • Page 86: Appendix B Dual Core Center

    Dual Core Center Dual CoreCenter, the most useful and powerful utility that MSI has spent muc h researc h and ef forts to develop, helps users to monitor or configure the hard- ware status of MSI Mainboard & MSI Graphics card in windows, such as CPU/GPU clock, voltage, fan speed and temperature.

  • Page 87: Activating Dual Core Center

    Activating Dual Core Center Once you have your Dual Core Center installed (locate the setup source file in the setup CD accompanying with your mainboard, path: Utility --> MSI Utility --> Dual Core Center), it will have an icon in the system tray, a short cut icon on the desktop, and a short cut path in your “Start-up”...

  • Page 88: Main

    Dual Core Center Main Before using this utility, we have to remind you: only when installing the MSI V044 (V044 has to install with the version 8.26 or newer driver)/ V046 or V060 graphics card can activate the full function of this utility. If you install a graphics card of other brand, only hardware status of the MSI mainboard would be available.
  • Page 89 M S-7550 M ainboard AV/ Game/ Office/ Silence/ Cool MSI provides five common settings for different environments. The settings had been set to optimal values to reac h better performanc e in eac h environment. Click the button you need.

  • Page 90: Dot (Dynamic Overclocking

    Dual Core Center DOT (Dynamic OverClocking) Dynamic Overclocking Technology is an automatic overclocking function, included in the MSI ’s newly developed Dual CoreCenter Technology. It is designed to detect the loading of CPU/ GPU while running programs, and to over-clock automatically. When...

  • Page 91: E (Efficiency

    M S-7550 M ainboard E (Efficiency) The revolutionary PW M (Pulse W idth Modulation) design created by MSI is called Dual-Channel PW M. It is designed to create better power converting based on 4- phase power. Through the Dual-Channel PW M, power loss can be reduced, which allows CPU to receive higher power efficiency in higher loading condition.

  • Page 92: Clock

    Dual Core Center Clock In the Clock sub-menu, you can see clock status (including FSB/ CPU clock of mainboard and GPU/ memory clock of graphics card) of your system. And you can select desired value for overclocking. There will be several items for you to select for overclocking after you click button.

  • Page 93: Voltage

    M S-7550 M ainboard Voltage In the Voltage sub-menu, you can see voltage status (including Vcore, memory, GPU voltage... etc.) of your system, and you can select desired value for overclocking. It will show several items to select for overclocking after you click the button.

  • Page 94: Fan Speed

    Dual Core Center FAN Speed In the FAN Speed sub-menu, you can read fan status of your system. Select higher speed for better cooling effect. There are several sections for you to change the fan speed to a section after clicking button.

  • Page 95: Temperature

    M S-7550 M ainboard Temperature In the Temperature sub-menu, you can see temperature status of your system. On the underside, it shows the graphs of the temperatures. Only the curves of the item which the button is lit up with red color will be shown. B-10...

  • Page 96: User Profile

    Dual Core Center User Profile In the User Profile sub-menu, click the setting button that besides the user profile bar, and the next screen will appear. Here you can define the clock/ fan speed/ voltage by your need, click the button to choose a value quickly, or click the plus / minus sign button to...
  • Page 97 M S-7550 M ainboard Use the draw bar to set the max system temperature. W hen the system temperature exceeds the threshold you defined, the system will pop up a warning message and shut down the system. Use the draw bar to set the minimal fan speed. When the fan speed is lower than the threshold you defined, the system will pop up a warning message.

  • Page 98: Appendix Csata Raid

    SATA RAID Appendix C SATA RAID The integrate one SATA host controller separately, and support RAID function for performance and reliability. SATA RAID provides support for RAID 0 (Striping), RAID 1 (Mirroring), RAID 0+1 (Striping & Mirroring) & RAID 5 (striping with parity).

  • Page 99: Raid Configuration

    M S-7550 M ainboard RAID Configuration Creating and deleting RAID set and performing other RAID setting up operations are done in the RAID BIOS. During bootup, a screen similar to the one below will appear for about few seconds. Press <Ctrl-F> to enter FastBuild utility. Important Be sure to enable the RAID function for SATA device in BIOS before config- uring the Fastbuild Utility.
  • Page 100 SATA RAID View Drives Assignments This window displays the model number, capacities and assignment of the drives physically attached to the SATA host adapter.
  • Page 101 M S-7550 M ainboard Define LD (Creating RAID) The selection of the RAID configuration should be based upon factors including performance, data security, and the number of drives available. It is best to carefully consider the long-term role of the system and plan the data storage strategy. RAID sets can be created either automatically, or to allow the greatest flexibility, manually.
  • Page 102 SATA RAID • Stripe Block Size, the default 64KB is best for most applications. RAID 0 or 10 only. • Gigabyte Boundary, allows use of slightly smaller replacement drives. • Cache Mode, W riteThru or W riteBack. 4. On the Drives Assignments window, use the arrow key to choose the hard drives which you want to make part of the LD, use the space key to change the assignment to “Y”.
  • Page 103 M S-7550 M ainboard 6. The LD creation is done, the screen shows the LD information as below. Press ESC key to the main screen. 7. Press ESC key to exit the utility, a message “System is going to REBOOT! Are You Sure?”...
  • Page 104 SATA RAID Delete LD (Deleting RAID) 1. Select “Delete LD” on the main screen. 2. Choose a LD No you want to delete and press “Del” or “Alt+D” delete the RAID set. 3. On the next screen, a message will display to inform you, press “Ctrl+Y” to delete the RAID set or other key to abort it.

  • Page 105: Installing The Raid Driver (For Bootable Raid Array)

    Important Please follow the instruction below to make a SATA RAID driver for yourself. 1. Insert the MSI CD into the CD-ROM drive. 2. Click the “Browse CD” on the Setup screen. 3. Copy all the contents in the :...
  • Page 106 Installing the RAID Driver Under Windows (for Non-bootable RAID Array) 1. Insert the MSI CD into the CD-ROM drive. 2. The CD will auto-run and the setup screen will appear. 3. Under the Driver tab, click on ATI System Driver by your need. The ATI System Driver includes RAID Driver.

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