MSI B75A User Guide
MSI B75A Manual
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- MSI B75A | User Guide - Page 1
B75A-G43 series MS-7758 (v2.x) Mainboard G52-77581X2 - MSI B75A | User Guide - Page 2
changes without notice. Trademarks All trademarks in this manual are properties of their respective owners. ￭ MSI® is registered trademark of Micro-Star Int'l is registered trademarks of AMD Corporation. ￭ Intel® is registered trademarks of Intel Corporation. ￭ Windows® is registered trademarks of - MSI B75A | User Guide - Page 3
. ◙ Visit the MSI website for technical guide, BIOS updates, driver updates, and other information: http://www.msi.com/service/download ◙ Contact our technical staff at: http://support.msi.com Safety Instructions ￭ Always read the safety instructions carefully. ￭ Keep this User's Manual for future - MSI B75A | User Guide - Page 4
radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to - MSI B75A | User Guide - Page 5
Information In compliance with chemical substances regulations, such as the EU REACH Regulation (Regulation EC No. 1907/2006 of the European Parliament and the Council), MSI provides the information of chemical substances in products at: http://www - MSI B75A | User Guide - Page 6
of "electrical and electronic equipment" cannot be discarded as municipal wastes anymore, and manufacturers of covered electronic equipment will be obligated to take back such products at the end of their useful life. MSI will comply with the product take back requirements at the end of life of - MSI B75A | User Guide - Page 7
a hacerse cargo de dichos productos al termino de su período de vida. MSI estará comprometido con los términos de recogida de sus productos vendidos en la Uni recogida de estos residuos. NEDERLANDS Om het milieu te beschermen, wil MSI u eraan herinneren dat.... De richtlijn van de Europese Unie (EU - MSI B75A | User Guide - Page 8
Tyto výrobky můžete odevzdat v místních sběrnách. MAGYAR Annak érdekében, hogy környezetünket megvédjük, illetve környezetvédőként fellépve az MSI emlékezteti Önt, hogy ... Az Európai Unió („EU") 2005. augusztus 13-án hatályba lépő, az elektromos és elektronikus berendezések hulladékairól szóló 2002 - MSI B75A | User Guide - Page 9
Support iii Safety Instructions Started 1-1 Packing Contents 1-2 Optional Accessories 1-2 Assembly Precautions 1-3 Mainboard Specifications 1-4 Connectors Quick Guide 1-6 Back Panel Quick Guide 1-8 CPU (Central Processing Unit 1-10 Mounting Screw Holes 1-14 Power Supply 1-15 Memory - MSI B75A | User Guide - Page 10
Preface Installing Winki 2-16 UTILITIES 2-17 Updating the BIOS with Live Update 2-19 SECURITY 2-20 Appendix A Realtek Audio A-1 Installing the Realtek HD Audio Driver A-2 Software Configuration A-3 Hardware Default Setting A-5 - MSI B75A | User Guide - Page 11
Chapter 1 Getting Started Thank you for choosing the B75A-G43 Series (MS-7758 v2.X) ATX mainboard. The Series mainboards are based on Intel® B75 chipset for optimal system efficiency. Designed to fit the advanced Intel® LGA1155 processor, the B75A-G43 Series mainboards deliver a high performance and - MSI B75A | User Guide - Page 12
Getting Started Packing Contents Mainboard Driver / Utility DVD User Guide Back IO Shield SATA Cable Optional Accessories USB 2.0 Bracket USB 3.0 Bracket eSATA Power Cable eSATA Bracket M-Connector USB3 to USB2 Connector SATA Power Cable CrossFire Cable * These pictures are for - MSI B75A | User Guide - Page 13
to damage from electrostatic discharge (ESD). Please adhere to the following instructions to ensure successful computer assembly. ■ Always turn off the power may cause the computer to not recognize a component or fail to start. ■ Hold the mainboard by the edges to avoid touching sensitive components - MSI B75A | User Guide - Page 14
Started Mainboard Specifications Processor Support ■ Support 3rd Generation Intel® Core™ i7/ Core™ i5/ Core™ i3/ Pentium®/ Celeron® Processors for LGA 1155 socket (For the latest information about CPU, please visit http://www.msi.com/service/cpu-support) Chipset ■ Intel® B75 chipset Memory Support - MSI B75A | User Guide - Page 15
1x Voice Genie connector (optional) Slots ■ 1x PCIe 3.0 x16 slot, PCI_E2, it supports up to PCIe 3.0 x16 speed ■ 1x PCIe 2.0 x16 slot, PCI_E4, it supports up to PCIe 2.0 x4 speed ■ 2x PCIe 2.0 x1 slots ■ 3x PCI slots Form Factor ■ ATX (30.5 cm X 24.4 cm) Mounting Screw Holes ■ 9x mounting holes 1-5 - MSI B75A | User Guide - Page 16
Getting Started Connectors Quick Guide JPWR2 SYSFAN3 CPU DIMM3 DIMM2 DIMM4 DIMM1 CPUFAN Back Panel PCI_E1 SYSFAN4 PCI_E2 PCI_E3 PCI1 PCI_E4 PCI2 PCI3 JAUD1 SYSFAN1 JPWR1 SYSFAN2 JUSB3 JTPM1 JLPT1 JDLED3 JCOM1 JFP1 JUSB1/ 2 JBAT1 JCI1 SATA1/ 2 SATA3/ 4 SATA5/ 6 JFP2 1-6 - MSI B75A | User Guide - Page 17
Chapter 1 Connectors Reference Guide Port Name Port Type Back Panel CPU LGA 1155 CPU Socket CPUFAN,SYSFAN1~4 Fan Power Connectors DIMM1~4 DDR3 Memory Slots JAUD1 Front Panel Audio Connector JBAT1 Clear CMOS Jumper JCI1 Chassis Intrusion Connector JCOM1 Serial Port Connector - MSI B75A | User Guide - Page 18
Getting Started Back Panel Quick Guide Mouse/ Keyboard LAN USB 3.0 Port VGA Port USB USB 2.0-compatible devices. ▶ USB 3.0 Port USB 3.0 port is backward-compatible with USB 2.0 devices. It supports data transfer rate up to 5 Gbit/s (SuperSpeed). Important In order to use USB 3.0 devices, you - MSI B75A | User Guide - Page 19
can be connected to a LCD monitor, or a CRT monitor with an adapter. To connect a monitor, please refer to the monitor's manual for more information. Important This platform supports dual-display function by any two output ports (HDMI+DVI, DVI+VGA or VGA+HDMI). Extend mode (Extend the desktop to - MSI B75A | User Guide - Page 20
Started CPU (Central Processing Unit) Introduction to the LGA 1155 CPU The surface of the LGA 1155 the CPU. Overclocking This mainboard is designed to support overclocking. Before attempting to overclock, please make beyond product specifications is not recommend. MSI does not guarantee the damages or - MSI B75A | User Guide - Page 21
. Chapter 1 3. Line up the CPU to fit the CPU socket. Be sure to hold the CPU by the base with the metal contacts facing downward. The alignment keys on the CPU will line up with the edges of the CPU socket to ensure a correct fit. 4. Close the loading plate and remove the plastic - MSI B75A | User Guide - Page 22
Getting Started 5. Inspect the CPU to check if it is properly seated in the socket. Press the loading lever down and lock it under the retention tab. 6. Evenly spread a thin layer of thermal paste (or thermal tape) on the top of the CPU. This will help in heat dissipation and prevent CPU - MSI B75A | User Guide - Page 23
in place. Mainboard Hook 11. Finally, attach the CPU fan cable to the CPU fan connector on the mainboard. Important • Do not touch the CPU socket pins. • Confirm that the CPU cooler has formed a tight seal with the CPU before booting your system. • Whenever the CPU is not installed, always - MSI B75A | User Guide - Page 24
should line up with the holes on the I/O backplate. Getting Started Mounting Screw Holes When installing the mainboard, first install the necessary the mainboard are shown below. For more information, please refer to the manual that came with the computer case. Important • Install the mainboard on - MSI B75A | User Guide - Page 25
5uG8Vn.rP9do.Wu51nV0R1d.S1+O1B.1+K2211.V+3213.V+4.133.-5V.113.2G6V1V.rP7o1.SuG81-n.rO9Gdo2.NurG0o2n#.ruR1do2n.eu+2ds2n5.+3dV2.5+4V5.GVround JPWR2: ATX 8-pin Power Connector This connector provides 12V power to the CPU. 1.G2.rG3o.urG4on.urdGonurdonudnd 5.+61.+721.V+821.V+21V2V Important Make sure - MSI B75A | User Guide - Page 26
Getting Started Memory These DIMM slots are used for installing memory modules. For more information on compatible components, please visit http://www.msi.com/service/test-report DDR3 240-pin, 1.5V 48x2=96 pin 72x2=144 pin Dual-Channel mode Population Rule In Dual-Channel mode, the memory - MSI B75A | User Guide - Page 27
one way into the DIMM slot. 2. Push the memory module deep into the DIMM slot. The plastic clips at each side of the DIMM slot will automatically close when the memory module is properly seat and an audible click should be heard. 3. Manually check if the memory module has been locked in place by the - MSI B75A | User Guide - Page 28
Getting Started Expansion Slots This mainboard contains numerous ports for expansion cards, such as discrete graphics or audio cards. PCIe (Peripheral Component Interconnect Express) Slot The PCIe slot supports the PCIe interface expansion card. PCIe 3.0 x16 Slot PCIe 2.0 x16 Slot PCIe 2.0 x1 Slot - MSI B75A | User Guide - Page 29
on the expansion slot(s) that will lock in place. 4. If needed, screw the edge of the graphics card to the computer case. Some video cards might require a power cable directly from the power supply. 5. Please consult your video card's manual for further instructions regarding driver installation or - MSI B75A | User Guide - Page 30
power as needed, making it the most scalable gaming platform. This mainboard will automatically detect CrossFire™ technology and make changes in the BIOS as needed. Follow the instructions below to ensure a successful two-way CrossFire™ installation. 1. Install two AMD Radeon™ HD graphics cards - MSI B75A | User Guide - Page 31
in your video card package. For more information, please refer to the manual that came with your video card. 4. After all of the hardware and and choose the "Catalyst Control Center". 5. The CrossFire™ setting must be enabled to allow CrossFire™ mode to operate. The following screen appears in - MSI B75A | User Guide - Page 32
Getting Started Internal Connectors SATA1~6: SATA Connector This connector is a high-speed optical drives, be screwed down into the case. Refer to the manual that came with your computer case or your SATA device for further installation instructions. • Please do not fold the SATA cable at a 90-degree - MSI B75A | User Guide - Page 33
all system fans. Some system fans may not connect to the mainboard and will instead connect to the power supply directly. A system fan can be plugged vendor to find recommended CPU cooling fans. • The CPUFAN connector supports Smart Fan Control with linear mode. The Control Center II utility can - MSI B75A | User Guide - Page 34
Started JFP1, JFP2: Front Panel Connectors These connectors connect to the front panel switches and LEDs. The JFP1 connector is compliant with the Intel® Front Panel I/O Connectivity Design Guide • The majority of the computer case's front panel connectors will primarily be plugged into JFP1. 1-24 - MSI B75A | User Guide - Page 35
MS-7758 JUSB3: USB 3.0 Expansion Connector The USB 3.0 port is backwards compatible with USB 2.0 devices. It supports data transfer rates up to 5Gbits/s (SuperSpeed). Chapter 1 115V USB 3.0 Bracket (optional) 111.U2S1.U3B1S.2G4B.1.0rU25o+..Su10Un6B-S1d.3G7B_1.r3TU8o1_X.uSU9Tn_B.2XSdCP30_Bo__. - MSI B75A | User Guide - Page 36
Getting Started JUSB1~2: USB 2.0 Expansion Connectors This connector is designed for connecting the chassis intrusion mechanism will be activated. The system will record this intrusion and a warning message will flash on screen. To clear the warning, you must enter the BIOS utility and clear the - MSI B75A | User Guide - Page 37
Intel® Front Panel I/O Connectivity Design Guide. 2.G4r.oN6uC.Mn8d.1INC0o.DHPeeitnaedctPiohnone Detection 1.M3.IMC5.ILHC7e.RS9a.EdHNPeShaEodn_PeShERoNneDL JTPM1: TPM Module Connector This connector connects to a TPM (Trusted Platform Module). Please refer to the TPM security platform manual - MSI B75A | User Guide - Page 38
Getting Started JCOM1: Serial Port Connector This connector is a 16550A high speed communication to connect an optional parallel port bracket. The parallel port is a standard printer port that supports Enhanced Parallel Port (EPP) and Extended Capabilities Parallel Port (ECP) mode. 2.A4F.ED6R.#P8RI - MSI B75A | User Guide - Page 39
Connector (optional) This connector is used to link to the voice control module (optional). Please refer to its user guide for more details and usages. 2.C4o.Cn6ot.rVn8oCt.1lrCCo0pol1.3iNnn2pt1o.riC4noP.olCinnpotirnnotlropl in1p.i5n3V.C5So.BC7no.tCr9noo.tlGr1nop1rtl1ori.noR3pul.einnGpsdreinoruvendd - MSI B75A | User Guide - Page 40
Getting Started Jumper JBAT1: Clear CMOS Jumper There is CMOS RAM onboard that is external powered from a battery located on the mainboard to save while the system is off. Afterwards, open the jumper . Do not clear the CMOS RAM while the system is on because it will damage the mainboard. 1-30 - MSI B75A | User Guide - Page 41
a revolutionary UEFI interface that allows you to setup and configure your system for optimum use. Using your mouse and keyboard, users can change BIOS settings, monitor CPU temperature, select the boot device priority and view system information such as the CPU name, DRAM capacity, the OS version - MSI B75A | User Guide - Page 42
the system will start the Power On Self Test (POST) process. When the message below appears on the screen, please key to enter CLICK BIOS II: Press BIOS menu selection System information Boot menu Boot device priority bar BIOS menu selection Menu display Important The pictures in this guide - MSI B75A | User Guide - Page 43
name, CPU frequency, DRAM frequency, DRAM capacity and the BIOS version. ▶ BIOS menu selection The following options are available: ■ SETTINGS - Use energy-saving settings. ■ BROWSER - This feature is used to enter the MSI Winki web browser. ■ UTILITIES - This menu contains utilities for backup and - MSI B75A | User Guide - Page 44
II allows you to control BIOS settings with the mouse and the keyboard. The following numeric value or make changes Decrease the numeric value or make changes General Help CPU Specifications Enter Memory-Z Load optimized defaults Save Change and Reset Save a screenshot to a FAT/FAT32 USB drive Sub - MSI B75A | User Guide - Page 45
. day Day of the week, from Sun to Sat, determined by BIOS. Read-only. month The month from Jan. through Dec. date year The date from 1 to 31 can Information Shows detailed system information, including CPU type, BIOS version, and Memory (read only). 2-5 - MSI B75A | User Guide - Page 46
BIOS Setup Advanced ▶ PCI Subsystem Settings Press to enter the sub-menu. ▶ PCIE GEN3 This item is used to enable/ disable the PCIe generation 3 support installed your OS using AHCI and you clear your BIOS/reset to default settings, you will need to change this function back to AHCI to - MSI B75A | User Guide - Page 47
onboard graphics. ▶ DVMT Memory Specify the size of DVMT memory to allocate for video memory. ▶ IGD Multi-Monitor Enables both integrated and discrete graphics at the same time. When disabled, it will default to Initiated Graphics Adapter selection. ▶ Intel(R) Rapid Start Technology Press to - MSI B75A | User Guide - Page 48
enabled, the system will not support RTC wake up event functions. ▶ Restore after AC Power Loss This item specifies whether your system will reboot after a to enter the sub-menu. ▶ Wake Up Event By Setting to [BIOS] activates the following fields, and use the following fields to set the wake up - MSI B75A | User Guide - Page 49
/S4/S5 by PS/2 Mouse/ Keyboard These items determine whether the system will be awakened from what power saving modes when input signal of the PS to load the optimized default values set by the BIOS vendor. == Boot Override == The installed storage devices will appear on this menu, you can select one - MSI B75A | User Guide - Page 50
BIOS Setup OC Important • Overclocking your PC manually the current clocks of CPU and Memory speed. Read-only. ▶ only be changed if the processor supports this function. ▶ Adjusted CPU MSI Control Center II. ▶ Internal PLL Overvoltage This item is used to adjust the PLL voltage. ▶ EIST Enhanced Intel - MSI B75A | User Guide - Page 51
Intel Turbo Boost Enables or disables Intel sub-menu to be determined by BIOS based on the configurations on the "Advanced DRAM Configuration" sub-menu manually. ▶ Advanced DRAM Configuration Press < memory cell. ▶ tWR Determines minimum time interval between end of write data burst and the start - MSI B75A | User Guide - Page 52
BIOS Setup read command starts sub-menu. And you can set the advanced memory timing for each channel. ▶ GT OverClocking This item If you do not have any EMI problem, leave the setting at [Disabled] for greater the EMI is reduced, and the system will become less stable. For the most suitable Spread - MSI B75A | User Guide - Page 53
This sub-menu highlights all the key features of your CPU. The information will vary by model and is read-only. You can also access this . ▶ CPU Technology Support Press to enter the sub-menu. The sub-menu shows the installed CPU technologies. Read only. ▶ MEMORY-Z Press to - MSI B75A | User Guide - Page 54
VT-D Tech This item is used to enable/disable the Intel VT-D technology. For further information please refer to Intel's official website. ▶ Power Technology This item allows you to select the Intel Dynamic Power technology mode. ▶ C1E Support Enable system to reduce CPU power consumption while idle - MSI B75A | User Guide - Page 55
or in standby mode. Note: When enabled, the system will not support RTC wake up event functions. ▶ C1E Support To enable this item to reduce the CPU power consumption while idle. Not all processors support Enhanced Halt state (C1E). ▶ Intel C-State C-state is a power management state that detects - MSI B75A | User Guide - Page 56
BIOS Setup BROWSER Please install the MSI "Winki" application first in the Windows operating system with the MSI Driver Disc before MSI Driver Disc into the optical drive. The setup screen will automatically appear. 3. Click Driver tab. 4. Click OTHERS button. 5. Select Winki to start installing - MSI B75A | User Guide - Page 57
POST. ▶ Live Update This tool can detect and update your BIOS online so that you won't need to spend time searching manually. Important HDD Backup and Live Update request Winki, please install the "Winki" software application from MSI Driver Disc in Windows first. And then you can access these - MSI B75A | User Guide - Page 58
USB/ Storage (FAT/ 32 format only) drive. And the system will boot from selected BIOS file. ▶ Save current UEFI rom to file Please setup a specific folder in specific USB/ Storage drive to save BIOS file from BIOS ROM chip data. Note: it only supports FAT/ 32 file system drive. ▶ Select UEFI file to - MSI B75A | User Guide - Page 59
button . 4. Live Update will automatically detect the version of BIOS and download the appropriate file. Chapter 2 5. Click the confirm button to update the BIOS. Important Do not unplug or shut off your system during BIOS Flash. Incorrect BIOS flashing can cause the motherboard to not POST - MSI B75A | User Guide - Page 60
will be required to enter the BIOS. ▶ User Password Set the user password that will be required to enter the operating system. Important When selecting the Administrative / User Password items, a password box will typed now will replace any previous set password from CMOS memory. You will be prompted - MSI B75A | User Guide - Page 61
Appendix A Realtek Audio The Realtek audio provides 10-channel DAC that simultaneously supports 7.1 sound playback and 2 channels of independent stereo sound output (multiple streaming) through the Front-Out-Left and Front-Out-Right channels. - MSI B75A | User Guide - Page 62
install Windows® XP Service Pack3 or later will automati- cally appear. 2. Click Driver tab. 3. Click AUDIO button. Click here 4. Select Realtek HD Audio Drivers to start installing the drivers. 5. Click Next to install the Realtek High Definition Audio Driver. 6. Follow the on-screen instructions - MSI B75A | User Guide - Page 63
at the notification area (lower right of the screen). You may double click the icon and the GUI will pop up accordingly. double click the icon It is also available to enable the audio driver by clicking the Realtek HD Audio Manager from the - MSI B75A | User Guide - Page 64
depicts all render and capture devices currently connected with your computer. Auto popup dialog When you plug into the device at the jack, a dialogue window will pop up asking you which device is current connected. As you know, each jack corresponds to its default setting, you can refer to the next - MSI B75A | User Guide - Page 65
Hardware Default Setting The following diagrams are audio back panel default setting. ■ Backpanel audio jacks to 2-channel speakers diagram Front MS-7758 ■ Backpanel audio jacks to 4-channel speakers diagram Front Rear Appendix A A-5 - MSI B75A | User Guide - Page 66
Realtek Audio ■ Backpanel audio jacks to 6-channel speakers diagram Front Center & SubwoRofeear r ■ Backpanel audio jacks to 8-channel speakers diagram Front Center & Side SSuurbrwouoRnodfeear r A-6
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B75A-G43 ser±es
MS-7758 (v2.x) Ma±nboard
G52-77581X2