DKA790GX Platinum Series w w w .d ev ic em an ua ls .e u MS-7550 (v1.
Copyright Notice T he material in this doc ument is the intellec tual property of M ICRO-STAR INTERNATIONAL. We take every care in the preparation of this document, but no guarantee is given as to the correctness of its contents. Our products are under continual improvement and we reserve the right to make changes without notice. Trademarks All trademarks are the properties of their respective owners.
Safety Instructions 1. Always read the safety instructions carefully. 2. Keep this User’s Manual for future reference. 3. Keep this equipment away from humidity. 4. Lay this equipment on a reliable flat surface before setting it up. 5. The openings on the enclosure are for air convection hence protects the equipment from overheating. DO NOT COVER THE OPENINGS. 6. Make sure the voltage of the power source and adjust properly 110/220V before connecting the equipment to the power inlet. 7.
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. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
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CONTENTS Copyright Notice ..............................................................................................................ii Trademarks .......................................................................................................................ii Revision History ..............................................................................................................ii Technical Support ............................................................................................
Appendix B Dual Core Center .............................................................................. B-1 Activating Dual Core Center ............................................................................... B-2 Main ...................................................................................................................... B-3 DOT (Dynamic OverClocking) ............................................................................. B-5 E (Efficiency) .....................................
Getting Started Chapter 1 .e u Getting Started w w w .d ev ic em an ua ls Thank you for choosing the DKA790GX 790 79 0G GX XP Platinum Series (MS-7550 v1.X) ATX mainboard. The nboa nb oarrd d.. T Th h DKA790GX Platinum Series mainboards are arre a e based ba b assed ed on AMD 790GX & SB750 chipset for optimal system efficiency.
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 .e u - North Bridge: AMD ® 790GX chipset - South Bridge: AMD ® SB750 chipset M emory Support an ua ls - DDR2 667/800/1066 SDRAM (8GB Max) - 4 DDR2 DIMMs (240pin / 1.
Getting Started RAID - SATA1~5 supports RAID 0/ 1/ 0+1/ 5 or JBOD mode by SB750 Floppy - 1 floppy port - Supports 1 FDD with 360KB, 720KB, 1.2MB, 1.44MB and 2.88MB .e ls w Slots w .d ev ic em an ua Back panel - 1 PS/2 mouse or keyboard port - 1 IEEE 1394 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 nec n ectto ors rs - 3 USB 2.
M S-7550 M ainboard Mainboard Layout Top : mouse or keyboard Bottom:USB ports JPWR2 Top: VGA por t Bottom:DVI port .e u Top: SPDIF Bottom:HDMI ua ls Top: 1394 port Bottom: USB ports eSATA port JPWR1 DIMM4 IDE1 DIMM3 ev ic SYS_FAN1 DIMM1 em AM D 7 90 GX T:Line-In M:L ine-Out B:Mic T:CS-Out M:RS-Out B:SS-Out DIMM2 an Top: LAN Jack Bottom: USB ports .
Getting Started Packing Checklist Back IO Shield MSI Driver/Utility CD an ua ls .e u MSI motherboard Power Cable IDE Cable w w w .d ev ic em SATA AC Cable able ble Floppy Cable external SATA Cable User’s Guide (Optional) and Quick Guide * The pictures are for reference only and may vary from the packing contents of the product you purchased.
Hardware Setup Chapter 2 .e u Hardware Setup em an ua ls This chapter provides you with the e iin information nffo orrm m about hardware setup procedures. While lle e doing doing the t installation, be careful in holding the components mp m po on ne en ntt and follow the installation procedures. For orr some o sso om me e components, if you install in the wrong orientation, ntta n attiio on n,, the tth h components will not work properly. w w w .
M S-7550 M ainboard Quick Components Guide JCI1, p.2-13 WOL1, p.2-16 CPU, JPWR2, p.2-8 DDR2, p.2-3 u p.2-6 an ua ls .e Back Panel, p.2-9 JPWR1, em p.2-8 U117, p.2-18 PCI, ic IDE1, p.2-11 w w JTPM, p.2-14 w p.2-20 p.2-13 .d p.2-13 PCI_E, CPU_FAN1, ev SYS_FAN1, SATA1~5, p.2-12 JCOM1, p.2-14 p.2-21 JFP2, p.2-16 SYS_FAN2, FDD1, p.2-13 p.2-11 JCD1, JFP1, JUSB1~3, p.2-17 p.2-16 POWER1, p.2-19 p.2-15 JAUD1, p.2-15 RESET1, p.2-19 CLR_CMOS1, p.
Hardware Setup 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 u Important w w w .d ev ic em an ua ls .e Overheating Overheating will seriously damage the CPU and sys system. Always make sure syst te em m..
M S-7550 M ainboard CPU Installation Procedures for Socket AM2+ 1. Please turn off the power and unplug the power cord before installing the CPU. u 90 degree ls .e Gold arrow em an 3. Look for the gold arrow of the CPU. T he gold arrow s hould point as shown in the picture. The CPU can only fit in the correct orientation. Sliding Plate ua 2. Pull the lever s ideways away from the socket. Make sure to raise the lever up to a 90-degree angle. Open Lever G Go o arrow Gold w w w .d ev ic 4.
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. Important u Mainboard photos shown in this section are for demonstration of the cooler installation for Socket AM2+ CPUs only.
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 64x2=128 pin .e Dual-Channel Memory Population Rules u 56x2=112 pin an ua ls In Dual-Channel mode, the memory modules can transmitt and and receive rre ecc data with two data bus lines simultaneously. Enabling Dual-Channel mode mode can cca an n enhance the system performance.
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. The plastic clip at each side of the DIMM slot will automatically close when the memory module is properly seated. Important .
M S-7550 M ainboard Power Supply ATX 24-Pin Power Connector: JPWR1 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. Then push down the power supply firmly into the connector. You may use the 20-pin ATX power supply as you like.
Hardware Setup Back Panel Keyboard/ M o us e 1394 Port Optical S/PDIF-Out LAN VGA Port Line-In RS-Out Line-Out CS-Out HDMI Port DVI-D Port USB Port2 USB Ports eSATA Port Mic SS-Out ls .e u USB Ports ua Keyboard / Mouse The standard PS/2® keyboard / mouse DIN connector tto orr is is for ffo orr a PS/2® keyboard / mouse. em an USB Port The USB (Universal Serial Bus) port is for attaching atttta a acchin hing g USB devices such as keyboard, mouse, or other USB-compatible devices. s.
M S-7550 M ainboard LAN The standard RJ-45 LAN jack is for connection to the Local Area Network (LAN). You can connect a network cable to it. Yellow LED Color LED State Condition Off Left Yellow Green / Orange LAN link is not established. On (steady state) LAN link is established. tted. ed. 100 Mbit/sec data rate is selected. On 1000 Mbit/sec data rate is sse selected. elle ecctted. ed. .e 10 Mbit/sec data rate is selected.
Hardware Setup Connectors Floppy Disk Drive Connector: FDD1 This connector supports 360KB, 720KB, 1.2MB, 1.44MB or 2.88MB floppy disk drive. em an ua ls .e u FDD1 IDE Connector: IDE1 w w w .d ev ic This connector supports IDE hard diskk drives, drriivve d ess optical disk drives and other IDE devices. E1 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.
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. .e u SATA5 an ua ls SATA1-2 w w .d ev ic em SATA3-4 w Important IIm mpo po Please do not fold the Serial ATA cable into 90-degree angle. Otherwise, data loss may occur during transmission.
Hardware Setup Fan Power Connectors: CPU_FAN1, SYS_FAN1/2 GND +1 2V NC CONTROL SENSOR +1 2V GND 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.
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. 14 13 2 1 Description LPC clock Pin 2 S Si Signal ig gnal nal 3V 3 3V_STB V_ _S STB TB Description 3V standby power 3 5 LRST# LAD0 LPC reset LPC address & data pin0 n0 4 6 VCC3 VC V CC3 C3 SIRQ SIIRQ S RQ 3.
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 u 10 9 .
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 JFP2 2 1 8 7 SIGNAL DESCRIPTION 1 2 GND SPK- Ground Speaker- 3 4 SLED BUZ+ Suspend LED Buzzer+ 5 6 PLED BUZ- Power LED Buzzer- 7 8 NC SPK+ No connection No Spe S Speaker+ pea akk .
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 JUSB1~3 10 9 SIGNAL PIN SIGNAL 1 VCC 2 VCC 3 USB0- 4 USB1- 5 USB0+ 6 USB1+ 7 GND 8 GND 9 Key (no pin) 10 USBOC U USB 2.0 Bracket (Optional) w w w .d ev ic em an ua ls .
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. Follow the instructions below to set the FSB. DOC2 CPU Frequency rre eq quen uency cy 1:ON 2:ON 1:ON 2:OFF an ua ls .
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. Power Button: POWER1 u This power button is used to turn-on or turn-off the system. Press the button to turnon or turn-off the system. ua ls .e POWER1 an Reset Button: RESET1 RESET1 w w .d ev ic em This reset button is used to reset the system. m..
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. ls .e u PCI Express x16 Slots support up to PCI Express x16 speed (PCI_E1 & PCI_E4) ev ic Important em an ua White PCI Express x 1 Slot supports pporrts ppo rts 2&P PC CII_ _E E PCI Express x1 speed (PCI_E2 PCI_E3) w w w .
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. u 32-bit PCI Slot ls .e Important ic em an ua When adding or removing expansion cards, m ma make akke e ssu sure u that you unplug the power supply first.
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.
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™ to operate. The following aspect appears in Catalyst™ Control Center: w w .d ev ic em an ua ls .e u Select the Advanced View f rom t h e view drop menu.
BIOS Setup Chapter 3 .e u BIOS Setup ua ls This chapter provides information on on the tth he e BIOS B Setup program and allows you to configure system for onffiig on gu urre e the t optimum use. You may need to run the Setup when: Se S ettup up program prr p em an An error message appears app ap pea earrss on o the screen during the system booting up, you to run SETUP. up u p,, and and requests rreq eq w w w .
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 key to enter Setup. Press DEL to enter SETUP .e u 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. You may also restart the system by simultaneously pressing , , and keys. ua ls Important em an 1.
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 Jumps to the Exit menu or returns to the main menu from a <+/PU> Increase the numeric value or make changes nges ng es u submenu Decrease the numeric value or make changes cchang hanges es Memory-Z ls .
M S-7550 M ainboard em an ua ls .e u The Main Menu ev ic Standard CM OS Features Use this menu for basic system configurations, such as time, date etc. cco on nffigu igurr w .d Advanced BIOS Features rres es Use this menu to setup the he h e items iitte em mss of AMI ® special enhanced features. w w Integrated Peripherals iphe iph erra als ls Use this menu to o specify sp s pe ec ciiffy y your settings for integrated peripherals.
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 specifically for optimal performance of the mainboard. .e u Save & Exit Setup Save changes to CMOS and exit setup. w w w .
M S-7550 M ainboard Standard CMOS Features ev ic em an ua ls .e u The items in Standard CMOS Features Menu includes some basic setup items. Use the arrow keys to highlight the item and then use the or keys to select the value you want in each item. w w w .d Date (MM:DD:YY) This allows you to set the the system sy s ys stte e to the date that you want (usually the current date). The format is >< mo on ntth h> > .
BIOS Setup u Device / Vender / Size It will showing the device information that you connected to o the tth he e SATA connector. an ua ls .e LBA/Large M ode This allows you to enable or disable the LBA Mode. e.. Setting e Se S etttting ing to Auto enables LBA mode if the device supports it and the devices iss not formatted with LBA no n ott already allrre a e mode disabled. em DM A M ode Select DMA Mode. w w w .d ev ic Hard Disk S.M.A.R.T. This allows you to activate the e S.M.A.R.T. S..
M S-7550 M ainboard System Information Press to enter the sub-menu, and the following screen appears. w w w .d ev ic em an ua ls .e u me m e This sub-menu shows the CPU information, BIOS version and memory status of your system (read only).
BIOS Setup em an ua ls .e u Advanced BIOS Features ev ic Full Screen LOGO Display This item enables you to show the company cco om mp pa an nyy logo on the bootup screen. Settings are: [Enabled] Shows a still ssttill ill image iim ma ag g (logo) on the full screen at boot. [Disabled] Shows the tth he e POST PO P OS S messages at boot. w w .d Quick Booting Setting the item to [Enabled] the system to boot within 10 seconds since it will abl a ble ed d]] allows alll al skip some check items. ms.
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. For better PCI performance, you should set the item to higher values. ua an SVM Support This item is used to enable/ disable SVM. ls .
BIOS Setup Boot Sequence Press to enter the sub-menu and the following screen appears: 1st/ 2nd Boot Device The items allow you to set the first/ second boot device where BIOS attempts to load the disk operating system. ls .e u Boot From Other Device Setting the option to [Yes] allows the system to try to boot oott from oo ffrro om m other device. if the system fails to boot from the 1st/ 2nd boot device. e.
M S-7550 M ainboard em an ua ls .e u Integrated Peripherals ev ic USB Controller This setting allows you to enable/disable dissa di abl ble e the tth h onboard USB controller. .d USB Device Legacy Support upp up po ort rt Select [Enabled] if you need ed e d to to use usse u e a USB-interfaced device in the operating system. w w Onboard LAN Controller nttrro n ollller er This item is used to the onboard LAN controller.
BIOS Setup On-Chip ATA Devices Press to enter the sub-menu and the following screen appears: u PCI IDE BusMaster This item allows you to enable/ disable BIOS to used PCI busmastering for reading/ writing to IDE drives. ls .e On-Chip SATA Controller These items allow users to enable or disable the SATA ATA controller. AT cco on ntt an ua RAID M ode This item allows you to configure SATA mode. e.. Setting e Se S ett ttiin n options: [RAID],[AHCI] or [IDE]. w .
M S-7550 M ainboard ev ic Important em an ua ls .e u Power Management Setup w .d S3-related functions described de d esc scrribed r ibed in this section are available only when your BIOS supports S3 s sleep sl lee le ep p mode. mode. w w ACPI Function This item is to activate cttiiv c va atte e the tth h ACPI (Advanced Configuration and Power Management Interface) Function. ttiio on n.. If If your operating system is ACPI-aware, such as W indows 2000/ XP, select [Enabled]. ed]. ed ].
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. .d ev ic em an ua ls Wake Up Event Setup Press and the following sub-menu appears. .
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. w w w .d ev ic em an ua ls .e u 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.
BIOS Setup em an ua ls .e u H/W Monitor .d ev ic Chassis Intrusion The field enables or disables the feature ffe ea attu urre e of recording the chassis intrusion status and issuing a warning message is once opened. To clear the warning e if if the tth he e chassis c message, set the field to [Reset]. es e se et]. t]. The Th T h setting of the field will automatically return to [Enabled] later.
M S-7550 M ainboard BIOS Setting Password W hen you select this function, a message as below will appear on the screen: w w w .d ev ic em an ua ls .e u Type the password, up to six characters in length, and press . The password typed now will replace any previously set password from CMOS memory. You will be prompted to confirm the password. Retype the password and press . You may also press to abort the selection and not enter a password.
BIOS Setup w w w .d ev ic em an ua ls .e u Cell Menu Important IIm m 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.
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 activated and will be working properly, it is required to double confirm that: .e ls ic em an ua 2. Enter Windows , and select [Start]-> [Settings]->[Control Pannel]->[Power Options]. Enter Power Options Properties tag, and select Minimal Power wer w er Management under Power schemes. mes m es.. u 1.
BIOS Setup ls .e u MEMORY-Z Press to enter the sub-menu and the following screen appears. w w w .d ev ic em an ua DIM M1/2/3/4 Memory SPD Information Press to enter the sub-menu and the screen appears. he h e following ffo ollllo ow w E.P.P SUPPORT Information Press to enter the sub-menu and the following screen appears.
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. Selecting [2T] makes SDRAM signal controller run at 2T rate. Bank Interleaving This field selects 2-bank or 4-bank interleave for the installed SDRAM.
BIOS Setup Important w w w .d ev ic em an ua ls .e u 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. For the most suitable Spread Spectrum value, please consult your local EMI regulation. 3.
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 ua ls .e u 1. CPU Speed = CPU Frequency * CPU Ratio 2. This motherboard supports overclocking greatly. However, vve e please make sure your peripherals and components are bearable le fo le ffor or ssome special s ettings .
BIOS Setup em an ua ls .e u User Setting ev ic Save Settings 1/ 2 These items are used to save the e settings sse ett tting ingss set by yourself to CMOS. w w w .d Load Settings 1/ 2 These items are available after afftte a err you you save your settings in Save Settings 1/ 2 items , and are used to load the he h e settings se s ett ttin in from CMOS.
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. The Fail-Safe Defaults are the default values set by the BIOS vendor for stable system performance. ls .
Realtek Audio Appendix A .e u Realtek Audio w w w .d ev ic em an ua ls The Realtek ALC888 provides 10-channel cch ha ann nne ell DAC D that simultaneously supports 7.1 sound und playback pla pl ayyba bacc and 2 channels of independent s tereo s ound ou o un nd d output (multiple streaming) through the Front-Out-Left and Front-Outon o ntt--O Ou utt--L L Right channels.
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. Installation for Windows XP/Vista Click here w w w .d ev ic em an ua ls .e u For W indows ® XP, you must install W indows ® XP Service Pack1 or later before installing the driver.
Realtek Audio Click here ic em an ua ls .e u 3. Click Next to install the Realtek High Definition Audio Driver. w w .d ev 4. Click Finish to restart the system. yysstte em. m.
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 .e u 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. w w w .
Realtek Audio Sound Effect ev ic em an ua ls .e u Here you can select a sound effect you like from the Environment list. .d Environment Simulation on w w w You will be able to enjoy sound experience by pulling down the arrow, njo n joy y different diff di ff totally 23 kinds of sound will be shown for selection.
M S-7550 M ainboard Equalizer Selection Equalizer frees users from default settings; users may create their owned preferred settings by utilizing this tool. em ic Reset 10 bands of equalizer would go back to the default setting w w w .d ev Save The settings are saved permanently for future use an ua ls .e u 10 bands of equalizer, ranging from 100Hz to 16KHz.
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 equalizer settings that are frequently used for your quick enjoyment. [How to Use It] Other than the buttons “Pop” “Live” “Club” & “Rock” shown on the page, to pull down the arrow in “Others”, you will find more optimized settings available to you. Raise the key Lower the key w w w .
M S-7550 M ainboard Mixer In the Mixer part, you may adjust the volumes of the rear and front panels individually. .d ev Important nt ic em an ua ls .e u 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. w w w Before set up, please as a se e make ma m ak k sure the playback devices are well plugged in the jacks on the rear earr or ea or front f ron fr r on panel.
ls .e u Realtek Audio an ua ex xa am mpl ple e use W indows Media W hen you are playing the first audio source (for e example: Player to play DVD/VCD), the output will be played ed e d from ffrro om m the tth h rear panel, which is the default setting. w w w .
M S-7550 M ainboard 3. Playback control Playback device yd de ecc which ports to This function is to let you freely decide es sssen entt when multioutput the sound. And this iiss e essential Mute u Tool ls .e enabl led. ed. streaming playback enab enabled.
Realtek Audio 4. Recording control Tool Recording device -Back Line in/Mic, M Front Lin in Mute .e u DA Au ud dio IInput di -Realtek HD Audio w w w .d ev ic em an ua ls M u te You may choose to mute single or multiple volume controls ccon onttrro ollss or to completely mute sound input. Tool - Show the following volume controls This is to let you freely decide which volume me m e control cco on nttrro o items to be displayed.
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. 6CH Speaker for 5.1-Speaker Output w .d ev ic em an ua ls .e u e. 8CH Speaker for 7.1-Speaker Output w Speaker Configuration: rra attiion: on: w 1.
Realtek Audio Connector Settings to access connector settings. u Click ua ls .e Disable front panel jack detection (option) f ro fr on ntt jacks jacckk on your system are ja Find no function on front panel jacks? Please check iff front so-called AC’97 jacks. If so, please check this item to disable panel jack detection. diissa d ab blle e front f an M ute rear panel output when front headphone in. phon p hone e plugged p w w w .
M S-7550 M ainboard w .d ev ic em an ua ls .e u 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. w w Output Sampling g Rate Ra R ate te 44.1KHz: Thiss is while playing CD.
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. Or you may click the auto test button to test the sounds of each speaker automatically. Center Front Left u Front Right ls .e Side Si S ide de Right Subwoof er an ua Side Left Rear Right w w w .
M S-7550 M ainboard Microphone In this tab you may set the function of the microphone. Select the Noise Suppression to remove the possible noise during recording, or select Acoustic Echo Cancellation to cancel the acoustic echo druing recording. w w w .d ev ic em an ua ls .e u Acoustic Echo Cancellation prevents playback sound from being recorded by microphone together with your sound. For example, you might have chance to use VOIP function through Internet with your friends.
Realtek Audio 3D Audio Demo w w w .d ev ic em an ua ls .e u In this tab you may adjust your 3D positional audio before playing 3D audio applications like gaming. You may also select different environment to choose the most suitable environment you like.
M S-7550 M ainboard Information ua ls .e u 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. it on and an icon ttrray ay.. Switch Sw S w w w w .d ev ic em an will show in the system tray.
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. .e u 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. 4 5 3 6 w w w .
M S-7550 M ainboard 4-Channel M ode for 4-Speaker Output 4 1 2 .e u 5 .
Realtek Audio 6-Channel M ode for 6-Speaker Output 4 1 2 .e u 5 6 .
M S-7550 M ainboard 8-Channel M ode for 8-Speaker Output 1 4 2 .e u 5 6 ev ic em an ua ls 3 w .d 8-Channel Analog Audio Output io O Ou uttput put Line In 2 Line Out (F channels) ((Front Fron ront c chann hann 3 MIC 4 Line Out (Rear channels) 5 Line Out (Center and Subwoofer channel) 6 Line Out (Side channels) w w 1 Important To enable 7.1 channel audio-out function on Vista operating system, you have to install the Realtek Audio Driver. Or, the mainboard will support 5.
Dual Core Center Appendix B .e u Dual Core Center ic em an ua ls Dual CoreCenter, the most useful and an a nd d powerful po p ow w utility that MSI has spent muc h researc and ef forts to sse ea arrcc h an develop, helps users to monitor the hardtto orr or or configure cco o ware status of MSI Mainboard oa o arrd d & MSI MS M S Graphics card in windows, such as CPU/GPU voltage, fan speed //G GP PU U clock, ccllo o and temperature.
M S-7550 M ainboard 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” menu. You may double-click on each icon to enable Dual Core Center. w w w .d ev ic em an ua ls .
Dual Core Center Main w w .d ev ic em an ua ls .e u 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.
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. Important Before clicking the AV/ Game/ Office/ Silence or Cool button, select Smooth mode or Sharp mode to decide whether you want the system to reach the optimal values smoothly or quickly. Smooth oo o ott mode ls .
Dual Core Center DOT (Dynamic OverClocking) an ua ls .e u Dynamic Overclocking Technology is an automatic overclocking function, included in the MSI TM ’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 the motherboard detects that the loading of CPU is exceed the default threshold for a time, it will speed up the CPU and fan automatically to make the system run smoother and faster.
M S-7550 M ainboard E (Efficiency) w w w .d ev ic em an ua ls .e u 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 4phase power. Through the Dual-Channel PW M, power loss can be reduced, which allows CPU to receive higher power efficiency in higher loading condition. In the Efficiency Monitor menu, you can read the real-time CPU power efficiency. Important 1.
Dual Core Center Clock w w w .d ev ic em an ua ls .e u 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. You can click the plus sign button to increase the clock, or click the minus sign button to decrease the clock.
M S-7550 M ainboard Voltage w w w .d ev ic em an ua ls .e u 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. You can click the plus sign button to increase the voltage, or click the minus sign button to decrease. And finally, click the Apply button to apply the adjustments.
Dual Core Center FAN Speed w w w .d ev ic em an ua ls .e u 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. Click the plus sign button to increase the fan speed to a section, or click the minus sign button to decrease. Or click the Default button to restore the default values. On the underside, it shows the graphs of the fan speed.
M S-7550 M ainboard Temperature ev ic em an ua ls .e u In the Temperature sub-menu, you can see temperature status of your system. w w w .d On the underside, it shows of the temperatures. Only the curves of the ws w s the tth he e graphs g item which the button is is lit lit up with red color will be shown.
Dual Core Center User Profile an ua ls .e u In the User Profile sub-menu, click the setting button that besides the user profile bar, and the next screen will appear. w w w .d ev ic em vvo olltta ag ge e by your need, click the Here you can define the clock/ fan speed/ voltage button to choose a value quickly, or click / minus sign button to cckk the tth he e plus pll p increase/ decrease the value.
M S-7550 M ainboard .e u 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.
SATA RAID Appendix C .e u SATA RAID w w w .d ev ic em an ua ls The integrate one SATA host controller rro olllle err separately, sse ep p and support RAID function for performance orrm o ma an ncce e and reliability. SATA RAID provides support for orr RAID o RA R AIID D 0 (Striping), RAID 1 (Mirroring), RAID 0+1 (Striping ttrriip piing ng & Mirroring) & RAID 5 (striping with parity).
M S-7550 M ainboard RAID Configuration .e u 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 to enter FastBuild utility. ua ls Important em an Be sure to enable the RAID function for SATA AT A TA device TA devvii in BIOS before configde uring the Fastbuild Utility. w w w .d ev ic The FastBuild menu screen will appear. ppea p pearr..
SATA RAID View Drives Assignments w w w .d ev ic em an ua ls .e u This window displays the model number, capacities and assignment of the drives physically attached to the SATA host adapter.
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. 1. Press 2 on the Main Menu screen to enter the Define LD Menu. 2.
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. ev ic em an ua ls .e u 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”. Then press [Ctrl+Y] to save the configuration. w w w .d 5.
M S-7550 M ainboard an ua ls .e u 6. The LD creation is done, the screen shows the LD information as below. Press ESC key to the main screen. w w w .d ev ic em 7. Press ESC key to exit the utility, a message is going to REBOOT! Are me m essssage age “System “ You Sure?” will display, answer “Y” Y”” to Y t o exit e it and the system will reboot.
SATA RAID Delete LD (Deleting RAID) em an ua ls .e u 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. w w w .d ev ic 3. On the next screen, a message ssa ss ag ge e will wililll display to inform you, press “Ctrl+Y” to w delete the RAID set or other tth he err key kke eyy to t abort it. Press “Ctrl+Y” to complete the deletion.
M S-7550 M ainboard Installing the RAID Driver (for bootable RAID Array) For W indows XP: 1. After you complete the RAID BIOS setup, boot from the W indows CD, and the W indows XP Setup program starts. 2. Press F6 and wait for the W indows Setup screen to appear. 3. Insert the floppy that contains the RAID driver, press the “S” key to select “Specify Additional Device”. Important 8. 9. .d w w 7. W hen prompted, insertt the tth he e floppy ffllo opp pp disk and press Enter.
SATA RAID 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. 4. The driver will be automatically installed. w w w .d ev ic em an ua ls .e You must install the RAID driver to enable RAID.
