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Contents Safety information vi About this guide vi B75M-A specifications summary viii Package contents xi Chapter 1: Product introduction 1.1 Special features 1-1 1.1.1 Product highlights 1-1 1.1.2 ASUS Exclusive features 1-1 1.2 Before you proceed 1-4 1.3 Motherboard overview 1-4 1.3.1 Placement direction 1-4 1.3.2 Screw holes 1-5 1.3.3 Motherboard layout 1-6 1.3.4 Layout contents 1-7 1.4 Central Processing Unit (CPU 1-8 1.4.1 Installing the CPU 1-9 1.4.2 CPU heatsink and fan assembly installation 1-11 1.5 System memory 1-13...
Contents Safety information vi About this guide vi B75M-A specifications summary viii Package contents xi Chapter 1: Product introduction 1.1 Special features 1-1 1.1.1 Product highlights 1-1 1.1.2 ASUS Exclusive features 1-1 1.2 Before you proceed 1-4 1.3 Motherboard overview 1-4 1.3.1 Placement direction 1-4 1.3.2 Screw holes 1-5 1.3.3 Motherboard layout 1-6 1.3.4 Layout contents 1-7 1.4 Central Processing Unit (CPU 1-8 1.4.1 Installing the CPU 1-9 1.4.2 CPU heatsink and fan assembly installation 1-11 1.5 System memory 1-13...
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...How this guide This user guide contains the information you add a device. • Before connecting or removing signal cables from the motherboard, ensure that the power cables for the devices are unplugged before using an adapter or extension cord. These devices could interrupt the..., contact your retailer. vi If possible, disconnect all power cables from the existing system before you need when installing and configuring the motherboard. Contact a qualified service technician or your local power company. • If the power supply is organized This guide contains the following...
...How this guide This user guide contains the information you add a device. • Before connecting or removing signal cables from the motherboard, ensure that the power cables for the devices are unplugged before using an adapter or extension cord. These devices could interrupt the..., contact your retailer. vi If possible, disconnect all power cables from the existing system before you need when installing and configuring the motherboard. Contact a qualified service technician or your local power company. • If the power supply is organized This guide contains the following...
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...; B75 SPEAKER F_PANEL USB3_34 128Mb BIOS SATA3G_5 SATA3G_3 SATA3G_1 SATA6G_1 SATA3G_4 SATA3G_2 EATXPWR DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin module) ASUS B75M-A motherboard User Manual 1 x Serial ATA 3.0Gb/s cable 1 x Serial ATA 6.0Gb/s cable 1 x I/O-Shield User Guide Support DVD • If any of the above items are damaged or...
...; B75 SPEAKER F_PANEL USB3_34 128Mb BIOS SATA3G_5 SATA3G_3 SATA3G_1 SATA6G_1 SATA3G_4 SATA3G_2 EATXPWR DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin module) ASUS B75M-A motherboard User Manual 1 x Serial ATA 3.0Gb/s cable 1 x Serial ATA 6.0Gb/s cable 1 x I/O-Shield User Guide Support DVD • If any of the above items are damaged or...
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...Gb/s data transfer rates. Dual-Channel DDR3 2200 (O.C.)*/ 2000 (O.C.) / 1800 (O.C.) / 1600 / 1333 / 1066 MHz support The motherboard supports DDR3 memory that retrieves data 10 times faster. Moreover, Intel® B75 Express Chipset also supports iGPU function, letting users enjoy... to meet the higher bandwidth requirements of current bus systems. ASUS B75M-A 1-1 Product introduction 1.1 Special features 1.1.1 Product highlights 1 LGA1155 socket for the next-generation Serial ATA (SATA) storage interface, this motherboard delivers up to support the 1155 socket Intel® 3rd/2nd...
...Gb/s data transfer rates. Dual-Channel DDR3 2200 (O.C.)*/ 2000 (O.C.) / 1800 (O.C.) / 1600 / 1333 / 1066 MHz support The motherboard supports DDR3 memory that retrieves data 10 times faster. Moreover, Intel® B75 Express Chipset also supports iGPU function, letting users enjoy... to meet the higher bandwidth requirements of current bus systems. ASUS B75M-A 1-1 Product introduction 1.1 Special features 1.1.1 Product highlights 1 LGA1155 socket for the next-generation Serial ATA (SATA) storage interface, this motherboard delivers up to support the 1155 socket Intel® 3rd/2nd...
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...its complete backward compatibility to PCIe 1.0/2.0 devices. * Intel® 3rd generation Core™ processors support PCIe 3.0 ASUS UEFI BIOS (EZ Mode) ASUS UEFI BIOS, a UEFI compliant architecture, offers the first mouse-controlled intuitive graphical BIOS interface that provides twice the ... data speed, and seamless transition with its user interface, ASUS AI Suite II integrates several ASUS utilities and allows you to -use helpful utilities. 1-2 Chapter 1: Product introduction Complete USB 3.0 Integration This motherboard offers you the strategic USB 3.0 accessibility for both the ...
...its complete backward compatibility to PCIe 1.0/2.0 devices. * Intel® 3rd generation Core™ processors support PCIe 3.0 ASUS UEFI BIOS (EZ Mode) ASUS UEFI BIOS, a UEFI compliant architecture, offers the first mouse-controlled intuitive graphical BIOS interface that provides twice the ... data speed, and seamless transition with its user interface, ASUS AI Suite II integrates several ASUS utilities and allows you to -use helpful utilities. 1-2 Chapter 1: Product introduction Complete USB 3.0 Integration This motherboard offers you the strategic USB 3.0 accessibility for both the ...
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... devices and the motherboard from damage caused by power surges from switching power supply (PSU). Simply shut down and reboot the system, and the BIOS automatically restores the CPU parameters to open the system chassis and clear the RTC data. ASUS B75M-A 1-3 This is... European Union´s Energy-related Products (ErP) ready, and ErP requires products to meet certain energy efficiency requirements with ASUS' vision of creating environment-friendly and energyefficient products through product...
... devices and the motherboard from damage caused by power surges from switching power supply (PSU). Simply shut down and reboot the system, and the BIOS automatically restores the CPU parameters to open the system chassis and clear the RTC data. ASUS B75M-A 1-3 This is... European Union´s Energy-related Products (ErP) ready, and ErP requires products to meet certain energy efficiency requirements with ASUS' vision of creating environment-friendly and energyefficient products through product...
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... 1: Product introduction Unplug the power cord before installing or removing the motherboard. Failure to do so can cause you physical injury and damage to motherboard components. 1.3.1 Placement direction When installing the motherboard, place it on them. • Whenever you uninstall any component,... the chassis in the correct orientation. Failure to do so may cause severe damage to the motherboard, peripherals, or components. 1.3 Motherboard overview Before you install the motherboard, study the configuration of your chassis to the rear part of the following precautions before you...
... 1: Product introduction Unplug the power cord before installing or removing the motherboard. Failure to do so can cause you physical injury and damage to motherboard components. 1.3.1 Placement direction When installing the motherboard, place it on them. • Whenever you uninstall any component,... the chassis in the correct orientation. Failure to do so may cause severe damage to the motherboard, peripherals, or components. 1.3 Motherboard overview Before you install the motherboard, study the configuration of your chassis to the rear part of the following precautions before you...
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Do not overtighten the screws! Doing so can damage the motherboard. Place this side towards the rear of the chassis B75M-A ASUS B75M-A 1-5 1.3.2 Screw holes Place six screws into the holes indicated by circles to secure the motherboard to the chassis.
Do not overtighten the screws! Doing so can damage the motherboard. Place this side towards the rear of the chassis B75M-A ASUS B75M-A 1-5 1.3.2 Screw holes Place six screws into the holes indicated by circles to secure the motherboard to the chassis.
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.... • The product warranty does not cover damage to the PnP cap/socket contacts/motherboard components. ASUS will process Return Merchandise Authorization (RMA) requests only if the motherboard comes with a surface mount LGA1155 socket designed for the Intel 3rd/2nd generation Core™...; i7 / Core™ i5 / Core™ i3 / Pentium® / Celeron® processors. B75M-A B75M-A CPU socket LGA1155...
.... • The product warranty does not cover damage to the PnP cap/socket contacts/motherboard components. ASUS will process Return Merchandise Authorization (RMA) requests only if the motherboard comes with a surface mount LGA1155 socket designed for the Intel 3rd/2nd generation Core™...; i7 / Core™ i5 / Core™ i3 / Pentium® / Celeron® processors. B75M-A B75M-A CPU socket LGA1155...
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The figure illustrates the location of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 B75M-A B75M-A 240-pin DDR3 DIMM sockets ASUS B75M-A 1-13 DDR3 modules are developed for better performance with two Double Data Rate 3 (DDR3) Dual Inline Memory Module (DIMM) sockets. A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched differently to prevent installation on a DDR2 DIMM socket. 1.5 System memory 1.5.1 Overview This motherboard comes with less power consumption.
The figure illustrates the location of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 B75M-A B75M-A 240-pin DDR3 DIMM sockets ASUS B75M-A 1-13 DDR3 modules are developed for better performance with two Double Data Rate 3 (DDR3) Dual Inline Memory Module (DIMM) sockets. A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched differently to prevent installation on a DDR2 DIMM socket. 1.5 System memory 1.5.1 Overview This motherboard comes with less power consumption.
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... correct memory modules. • Due to the memory address limitation on 32-bit Windows® OS, when you install 4GB or more on the motherboard. • This motherboard does not support DIMMs made up of 512 megabits (Mb) chips or less. • Memory modules with the same CAS latency. Profile is dependent... MHz and its Serial Presence Detect (SPD), which is the standard way of accessing information from the same vendor. Check with 8GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are using a 32-bit Windows® OS. - Install a 64-bit Windows® OS if you install ...
... correct memory modules. • Due to the memory address limitation on 32-bit Windows® OS, when you install 4GB or more on the motherboard. • This motherboard does not support DIMMs made up of 512 megabits (Mb) chips or less. • Memory modules with the same CAS latency. Profile is dependent... MHz and its Serial Presence Detect (SPD), which is the standard way of accessing information from the same vendor. Check with 8GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are using a 32-bit Windows® OS. - Install a 64-bit Windows® OS if you install ...
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... - 9-9-9-27 4GB (2x 2GB) DS - - - Voltage DIMM socket support (optional) 1DIMM 2DIMMs 1.65V • • 1.65V • • ASUS B75M-A 1-15 Timing DS - - 9-10-9-28 DS - - - KINGSTON KHX2133C11D3K4/16GX(XMP) ADATA AX3U2133XW8G10-2X(XMP) DIMM socket Size SS/DS Chip Brand Chip ...- - 1.65V • • DS - - 10-12-12-31 1.65V • • DDR3-2200 (O.C.) MHz capability Vendors Part No. B75M-A Motherboard Qualified Vendors Lists (QVL) • SS: Single-sided / DS: Double-sided • DIMM support: • 1 DIMM: Supports one module inserted ...
... - 9-9-9-27 4GB (2x 2GB) DS - - - Voltage DIMM socket support (optional) 1DIMM 2DIMMs 1.65V • • 1.65V • • ASUS B75M-A 1-15 Timing DS - - 9-10-9-28 DS - - - KINGSTON KHX2133C11D3K4/16GX(XMP) ADATA AX3U2133XW8G10-2X(XMP) DIMM socket Size SS/DS Chip Brand Chip ...- - 1.65V • • DS - - 10-12-12-31 1.65V • • DDR3-2200 (O.C.) MHz capability Vendors Part No. B75M-A Motherboard Qualified Vendors Lists (QVL) • SS: Single-sided / DS: Double-sided • DIMM support: • 1 DIMM: Supports one module inserted ...
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.... DIMM notch 1-18 Chapter 1: Product introduction Press the retaining clips outward to avoid damaging the DIMM. 3. Simultaneously press the retaining clips outward to both the motherboard and the components. 1. Remove the DIMM from the socket. The DIMM might get damaged when it fits in place and the DIMM is keyed with...
.... DIMM notch 1-18 Chapter 1: Product introduction Press the retaining clips outward to avoid damaging the DIMM. 3. Simultaneously press the retaining clips outward to both the motherboard and the components. 1. Remove the DIMM from the socket. The DIMM might get damaged when it fits in place and the DIMM is keyed with...
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... the slots and the expansion cards that the cards do so may need IRQ assignments. Remove the system unit cover (if your motherboard is completely seated on shared slots, ensure that the drivers support "Share IRQ" or that they support. Replace the system cover....any. Assign an IRQ to the chassis with the PCI Express specifications. ASUS B75M-A 1-19 Unplug the power cord before adding or removing expansion cards. Remove the bracket opposite the slot that you physical injury and damage motherboard components. 1.6.1 Installing an expansion card To install an expansion card: ...
... the slots and the expansion cards that the cards do so may need IRQ assignments. Remove the system unit cover (if your motherboard is completely seated on shared slots, ensure that the drivers support "Share IRQ" or that they support. Replace the system cover....any. Assign an IRQ to the chassis with the PCI Express specifications. ASUS B75M-A 1-19 Unplug the power cord before adding or removing expansion cards. Remove the bracket opposite the slot that you physical injury and damage motherboard components. 1.6.1 Installing an expansion card To install an expansion card: ...
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...) B75M-A Clear RTC RAM Clear RTC To erase the RTC RAM: 1. You can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Turn OFF the computer and unplug the power cord. 2. Keep the cap on pins 2-3 for this motherboard ...A BC D E F G H Intel PCH SATA controller #0 - - - 1.6.5 PCI Express 3.0/2.0 x16 slot This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express specifications....
...) B75M-A Clear RTC RAM Clear RTC To erase the RTC RAM: 1. You can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Turn OFF the computer and unplug the power cord. 2. Keep the cap on pins 2-3 for this motherboard ...A BC D E F G H Intel PCH SATA controller #0 - - - 1.6.5 PCI Express 3.0/2.0 x16 slot This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express specifications....
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...high-definition front panel audio module to this connector is for details. ASUS B75M-A 1-25 AGND NC SENSE1_RETUR SENSE2_RETUR AGND NC NC NC MIC2 MICPWR Line out_R NC Line out_L PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L B75M-A AAFP PIN 1 PIN 1 HD-audio-compliant Legacy AC'97 ...pin definition compliant definition B75M-A Front panel audio connector • We recommend that supports either HD Audio or legacy AC`97 audio standard. By default, this connector, set to [AC97]. Connect one end of the motherboard's high-definition audio capability. • ...
...high-definition front panel audio module to this connector is for details. ASUS B75M-A 1-25 AGND NC SENSE1_RETUR SENSE2_RETUR AGND NC NC NC MIC2 MICPWR Line out_R NC Line out_L PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L B75M-A AAFP PIN 1 PIN 1 HD-audio-compliant Legacy AC'97 ...pin definition compliant definition B75M-A Front panel audio connector • We recommend that supports either HD Audio or legacy AC`97 audio standard. By default, this connector, set to [AC97]. Connect one end of the motherboard's high-definition audio capability. • ...
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... connectors Do not forget to connect the fan cables to the fan connectors on the fan connectors! ASUS B75M-A 1-27 Do not place jumper caps on the motherboard, ensuring that the black wire of each cable matches the ground pin of maximum 2A (24 W) fan power. These are not jumpers! CPU and chassis... fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN) Connect the fan cables to the fan connectors. Insufficient air flow inside the system may damage the motherboard components. 3. The CPU_FAN connector supports a CPU fan of the connector.
... connectors Do not forget to connect the fan cables to the fan connectors on the fan connectors! ASUS B75M-A 1-27 Do not place jumper caps on the motherboard, ensuring that the black wire of each cable matches the ground pin of maximum 2A (24 W) fan power. These are not jumpers! CPU and chassis... fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN) Connect the fan cables to the fan connectors. Insufficient air flow inside the system may damage the motherboard components. 3. The CPU_FAN connector supports a CPU fan of the connector.
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ASUS B75M-A 1-31 9. USB 2.0 connectors (10-1 pin USB56, USB78) These connectors are for USB 2.0 ports. USB56 USB78 USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P8USB_P8+ GND NC USB+5V USB_P5USB_P5+ GND USB+5V USB_P7USB_P7+ GND B75M-A PIN 1 PIN 1 B75M-A USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. These USB connectors comply with USB... cable to any of these connectors, then install the module to a slot opening at the back of the system chassis. Doing so will damage the motherboard! The USB 2.0 module is purchased separately.
ASUS B75M-A 1-31 9. USB 2.0 connectors (10-1 pin USB56, USB78) These connectors are for USB 2.0 ports. USB56 USB78 USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P8USB_P8+ GND NC USB+5V USB_P5USB_P5+ GND USB+5V USB_P7USB_P7+ GND B75M-A PIN 1 PIN 1 B75M-A USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. These USB connectors comply with USB... cable to any of these connectors, then install the module to a slot opening at the back of the system chassis. Doing so will damage the motherboard! The USB 2.0 module is purchased separately.
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... versions before removing or plugging in soft-off mode. Visit the ASUS website at any motherboard component. Always install the latest OS version and corresponding updates to your hardware. • Motherboard settings and hardware options vary. B75M-A SB_PWR ON OFF Standby Power Powered Off B75M-A Onboard LED 1.10 Software support 1.10.1 Installing an operating system...
... versions before removing or plugging in soft-off mode. Visit the ASUS website at any motherboard component. Always install the latest OS version and corresponding updates to your hardware. • Motherboard settings and hardware options vary. B75M-A SB_PWR ON OFF Standby Power Powered Off B75M-A Onboard LED 1.10 Software support 1.10.1 Installing an operating system...