Asus B75M-A B75M-A User's Manual
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- Asus B75M-A | B75M-A User's Manual - Page 1
B75M-A Motherboard - Asus B75M-A | B75M-A User's Manual - Page 2
ASUS"). Product warranty or service ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT. SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL by downloading it from http://support.asus.com/download or encounter any problems in - Asus B75M-A | B75M-A User's Manual - Page 3
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 - Asus B75M-A | B75M-A User's Manual - Page 4
1-32 1.10.3 Intel® SBA support 1-34 Chapter 2: BIOS information 2.1 Managing and updating your BIOS 2-1 2.1.1 ASUS Update utility 2-1 2.1.2 ASUS EZ Flash 2 2-2 2.1.3 ASUS CrashFree BIOS 3 utility 2-3 2.1.4 ASUS BIOS Updater 2-4 2.2 BIOS setup program 2-6 BIOS menu screen 2-7 2.3 Main menu - Asus B75M-A | B75M-A User's Manual - Page 5
2-29 2.7.2 Boot Logo Display [Enabled 2-30 2.7.3 Bootup NumLock State [On 2-30 2.7.4 Wait for 'F1' If Error [Enabled 2-30 2.7.5 Option ROM Messages [Force BIOS 2-31 2.7.6 Interrupt 19 Capture [Disabled 2-31 2.7.7 Setup Mode [EZ Mode 2-31 2.7.8 CSM (Compatibility Support Module 2-31 2.7.10 - Asus B75M-A | B75M-A User's Manual - Page 6
. • If you encounter technical problems with the product, contact a qualified service technician or your retailer. About this guide This user guide contains the information you need when installing and configuring the motherboard. How this guide is organized This guide contains the following parts - Asus B75M-A | B75M-A User's Manual - Page 7
to the following sources for additional information and for product and software updates. 1. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Refer to the ASUS contact information. 2. Optional documentation Your product package may include optional - Asus B75M-A | B75M-A User's Manual - Page 8
B75M-A specifications summary CPU Chipset Memory Graphics Expansion slots Storage LAN Audio USB LGA1155 socket for Intel® 3rd / 2nd Generation Core™ i7 / i5 / i3, Pentium® and Celeron® processors Supports Intel® 22/32nm CPU Supports Intel® Turbo Boost Technology 2.0 * The Intel® Turbo Boost - Asus B75M-A | B75M-A User's Manual - Page 9
B75M-A specifications summary ASUS unique features Rear panel I/O ports Internal connectors/ switches/ buttons ASUS Exclusive Features: - ASUS USB 3.0 Boost - ASUS Network iControl - ASUS AI Suite II - ASUS AI Charger - ASUS Anti-Surge Protection - ASUS UEFI BIOS ASUS Quiet Thermal Solution: - - Asus B75M-A | B75M-A User's Manual - Page 10
B75M-A specifications summary BIOS features Manageability Support DVD Form factor 128 Mb Flash ROM, AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3 WfM 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE Drivers ASUS utilities ASUS Update - Asus B75M-A | B75M-A User's Manual - Page 11
USB56 LGA1155 DIGI +VRM B75M-A PCIEX16 USB78 CPU_FAN Intel® 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 - Asus B75M-A | B75M-A User's Manual - Page 12
xii - Asus B75M-A | B75M-A User's Manual - Page 13
processors in the LGA1155 package It provides great graphics performance with its iGPU, dual-channel DDR3 memory slots, and PCI Express 2.0/3.0 slots. Intel® B75 Express Chipset The Intel® B75 Express Chipset is the latest single-chipset designed to support the 1155 socket Intel® 3rd/2nd generation - Asus B75M-A | B75M-A User's Manual - Page 14
Complete USB 3.0 Integration This motherboard offers you the strategic USB 3.0 accessibility for both the front and with 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 - Asus B75M-A | B75M-A User's Manual - Page 15
colorful and vivid image on your screen. ASUS CrashFree BIOS 3 ASUS CrashFree BIOS 3 is an auto-recovery tool that allows you to restore a corrupted BIOS file using the bundled support DVD or USB flash disk that contains the latest BIOS file. ASUS Fan Xpert ASUS Fan Xpert intelligently allows you to - Asus B75M-A | B75M-A User's Manual - Page 16
1.2 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from the wall socket before touching any component. • Before handling components, use a grounded wrist strap or touch a safely grounded - Asus B75M-A | B75M-A User's Manual - Page 17
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 - Asus B75M-A | B75M-A User's Manual - Page 18
240-pin module) DVI_VGA LGA1155 HDMI USBPW12 2 USB3_12 24.4cm(9.6in) LAN1_USB12 BATTERY EATXPWR AUDIO CHA_FAN B75M-A PCIEX16 SATA3G_5 SATA3G_3 SATA3G_1 SATA6G_1 SATA3G_4 SATA3G_2 RTL 8111F PCIEX1_1 7 Super I/O PCIEX1_2 Intel® B75 ALC 887 PCI1 128Mb 8 BIOS SB_PWR 15 AAFP - Asus B75M-A | B75M-A User's Manual - Page 19
EATXPWR, 4-pin ATX12V) 3. P/S 2 device wakeup (PS_USBPW34) 4. CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN) 5. Intel® LGA1155 CPU socket 6. DDR3 DIMM slots 7. Intel® B75 Serial ATA 3.0Gb/s connectors (7-pin SATA3G_1~5 [blue]) 8. Intel® B75 Serial ATA 6.0Gb/s connector (7-pin SATA6G_1 - Asus B75M-A | B75M-A User's Manual - Page 20
Central Processing Unit (CPU) This 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 Unplug all power cables before installing the CPU. • Upon purchase of - Asus B75M-A | B75M-A User's Manual - Page 21
1.4.1 Installing the CPU The LGA1156 CPU is incompatible with the LGA1155 socket. DO NOT install a LGA1156 CPU on the LGA1155 socket. 1 A B 2 3 ASUS B75M-A 1-9 - Asus B75M-A | B75M-A User's Manual - Page 22
4 C A B 5 1-10 Chapter 1: Product introduction - Asus B75M-A | B75M-A User's Manual - Page 23
1.4.2 CPU heatsink and fan assembly installation Apply the Thermal Interface Material to the CPU heatsink and CPU before you install the heatsink and fan if necessary. To install the CPU heatsink and fan assembly 1 A B 2 B A 3 4 ASUS B75M-A 1-11 - Asus B75M-A | B75M-A User's Manual - Page 24
To uninstall the CPU heatsink and fan assembly 1 2 B A B A 1-12 Chapter 1: Product introduction - Asus B75M-A | B75M-A User's Manual - Page 25
on a DDR2 DIMM socket. DDR3 modules are developed for better performance 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 - Asus B75M-A | B75M-A User's Manual - Page 26
is not the JEDEC memory standard. The stability and compatibility of these memory modules depend on the CPU's capabilities and other installed devices. • The maximum 16GB memory capacity can be supported with 8GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are available in the - Asus B75M-A | B75M-A User's Manual - Page 27
dual-channel memory configuration. • Intel® 3rd generation processors support DDR3 1600 MHz and higher memory frequency. • Due to Intel® 3rd generation processors' behavior, 27 4GB (2x 2GB) DS - - - Voltage DIMM socket support (optional) 1DIMM 2DIMMs 1.65V • • 1.65V • • ASUS B75M-A 1-15 - Asus B75M-A | B75M-A User's Manual - Page 28
2GB KINGSTON KVR1066D3N7/2G 2GB SS/DS Chip Brand Chip No. Timing DS Micron 9HF22D9KPT 7 DS ELPIDA J1108BFSEDJ-F - Voltage DIMM socket support (optional) 1DIMM 2DIMMs - • • 1.5V • • DDR3-1866 MHz capability Vendors Part No. Size SS/DS Chip Brand Chip No. Timing CRUCIAL - Asus B75M-A | B75M-A User's Manual - Page 29
OLD22D 9LGK DS NANYA NT5CB256 M8GN-CG DS SAMSUNG K4B2G0846C DS - N/A Timing - Voltage - DIMM socket support (Optional) 1 DIMM 2 DIMM • • - - • • 7-7-7-20 1.60V • • 7-7-7-24 1.65V • • 7-7-7-21 1.5V • • 9-9-9-24 1.3V • • (low voltage) - - • • - - • • - 1.5V - Asus B75M-A | B75M-A User's Manual - Page 30
adding or removing DIMMs or other system components. Failure to do so can cause severe damage to both the motherboard and the components. 1. Press the retaining clips outward to unlock a DIMM socket. 2. Align a DIMM on the socket such that the notch on the DIMM matches the DIMM slot key on the - Asus B75M-A | B75M-A User's Manual - Page 31
PCI slot The PCI slots support LAN cards, SCSI cards, USB cards, and other cards that comply with PCI specifications. 1.6.4 PCI Express 2.0 x1 slots This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express specifications. ASUS B75M-A 1-19 - Asus B75M-A | B75M-A User's Manual - Page 32
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. IRQ assignments for this motherboard A BC D E F G H Intel PCH SATA controller #0 - - - shared - - - - Intel PCH SATA controller - Asus B75M-A | B75M-A User's Manual - Page 33
to overclocking. For system failure due to overclocking, use the CPU Parameter Recall (C.P.R.) feature. Shut down and reboot the system, then the BIOS automatically corresponding setting in the BIOS. PS2_USBPW34 12 23 +5V +5VSB (Default) B75M-A B75M-A Keyboard Power Setting ASUS B75M-A 1-21 - Asus B75M-A | B75M-A User's Manual - Page 34
to +5VSB to wake up from S3 and S4 sleep modes (no power to CPU, DRAM in slow refresh, power supply in reduced power mode). USBPW12 12 23 +5V +5VSB (Default) B75M-A USBPW5-8 12 23 +5V +5VSB (Default) B75M-A USB device wake up • The USB device wake-up feature requires a power supply that - Asus B75M-A | B75M-A User's Manual - Page 35
mouse. 2. Video Graphics Adapter (VGA) port. This 15-pin port is for a VGA monitor or other VGA-compatible devices. 3. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN) for the function of the audio ports in 2, 4, 6, or 8channel configuration. ASUS B75M-A 1-23 - Asus B75M-A | B75M-A User's Manual - Page 36
with HD audio module in the front panel to support an 8-channel audio output. 7. USB 2.0 ports Windows® OS environment and after USB 3.0 driver installation. • USB 3.0 devices can only any DVI-D compatible device. DVI-D can't be converted to output RGB Signal to CRT and is not compatible with DVI-I. - Asus B75M-A | B75M-A User's Manual - Page 37
panel audio I/O module that supports either HD Audio or legacy AC BIOS setup to [HD]. If you want to connect an AC'97 front panel audio module to this connector, set the item to [AC97]. By default, this connector is set to [HD]. See section 2.5.7 Onboard Devices Configuration for details. ASUS B75M - Asus B75M-A | B75M-A User's Manual - Page 38
B75M-A ATX power connectors GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 Volts • We recommend that you use an ATX 12V Specification Power Supply Wattage Calculator at http://support.asus. com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us - Asus B75M-A | B75M-A User's Manual - Page 39
air flow inside the system may damage the motherboard components. These are not jumpers! Do not place jumper caps on the fan connectors! The CPU_FAN connector supports a CPU fan of maximum 2A (24 W) fan power. Only the 4-pin CPU fan supports the ASUS Fan Xpert feature. ASUS B75M-A 1-27 - Asus B75M-A | B75M-A User's Manual - Page 40
4. System panel connector (10-1 pin PANEL) This connector supports several chassis-mounted functions. F_PANEL PWR LED PWR BTN PLED+ PLEDPWR GND HD_LED+ HD_LED- Ground HWRST# (NC) B75M-A PIN 1 +HD_LED RESET B75M-A System panel connector • System power LED (2-pin PLED) This 2-pin connector is for - Asus B75M-A | B75M-A User's Manual - Page 41
and warnings. +5V GND GND Speaker Out B75M-A SPEAKER PIN 1 B75M-A Speaker Out Connector 6. Intel® B75 Serial ATA 3.0Gb/s connectors (7-pin SATA3G_1~5 RSATA_RXN5 GND RSATA_TXN5 RSATA_TXP5 GND B75M-A SATA 3.0Gb/s connectors • You must install Windows. XP® Service Pack 3 or later version - Asus B75M-A | B75M-A User's Manual - Page 42
Intel® B75 Serial ATA 6.0Gb/s connector (7-pin SATA6G_1 [gray]) This connector connects to Serial ATA 6.0 Gb/s hard disk drives via Serial ATA 6.0 Gb/s signal cables. B75M-A SATA6G_1 GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND B75M supports front panel ports, you can use the ASUS - Asus B75M-A | B75M-A User's Manual - Page 43
These USB connectors comply with USB 2.0 specifications and supports up to 480Mbps connection speed. USB56 B75M-A PIN 1 PIN 1 B75M-A USB2.0 connectors Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard! The USB 2.0 module is purchased separately. ASUS B75M - Asus B75M-A | B75M-A User's Manual - Page 44
or later versions / Windows® Vista Service Pack 1 or later versions before installing the drivers for better compatibility and system stability. 1.10.2 Support DVD information The Support DVD that comes with the motherboard package contains the drivers, software applications, and utilities that you - Asus B75M-A | B75M-A User's Manual - Page 45
which lists the unique features of your ASUS motherboard. Click Drivers, Utilities, Make Disk, Manual, and Contact tabs to display their respective menus. The following screen is for reference only. Click an icon to display Support DVD/motherboard information Click an item to install If Autorun - Asus B75M-A | B75M-A User's Manual - Page 46
(The Local Manageability Service and the Intel® Management Engine Interface must be installed and running.) • Local Administrator rights on the target machine The Intel® SBA does not support the 800 x 600 screen resolution. Visit the ASUS website at www.asus.com for the latest CPU QVL (Qualified - Asus B75M-A | B75M-A User's Manual - Page 47
is available in the support DVD that comes with the motherboard package. Installing ASUS Update To install ASUS Update: 1. Place the support DVD in the optical drive. The Drivers menu appears. 2. Click the Utilities tab, then click AI Suite II. 3. Follow the onscreen instructions to complete the - Asus B75M-A | B75M-A User's Manual - Page 48
instructions to complete the updating process. 2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you to update the BIOS without using an OS‑based utility. Before you start using this utility, download the latest BIOS file from the ASUS website at www.asus.com. To update the BIOS using - Asus B75M-A | B75M-A User's Manual - Page 49
using the motherboard support DVD or a USB flash drive that contains the updated BIOS file. • Before using this utility, rename the BIOS file in the removable device into B75MA.CAP. • The BIOS file in the support DVD may not be the latest version. Download the latest BIOS file from the ASUS website - Asus B75M-A | B75M-A User's Manual - Page 50
. The actual utility screen displays may not be same as shown. Before updating BIOS 1. Prepare the motherboard support DVD and a USB flash drive formatted using FAT32/16 on a single partition. 2. Download the latest BIOS file and BIOS Updater from the ASUS website at http://support.asus.com and save - Asus B75M-A | B75M-A User's Manual - Page 51
Updating the BIOS file To update the BIOS file using BIOS Updater: 1. At the FreeDOS prompt, type bupdater /pc /g and press . 2. The BIOS Updater screen appears as below. B75M-A 0212 02/17/2013 B75MA.CAP 8194 2013-02-17 15:25:48 3. Press to switch between screen fields and use the - Asus B75M-A | B75M-A User's Manual - Page 52
this section are for reference purposes only, and may not exactly match what you see on your screen. • Visit the ASUS website at www.asus.com to download the latest BIOS file for this motherboard. • Ensure that a USB mouse is connected to your motherboard if you want to use the mouse to control the - Asus B75M-A | B75M-A User's Manual - Page 53
Mode. The default screen for entering the BIOS setup program can be changed. Refer to the Setup Mode item in section 2.7 Boot menu for details. Displays the CPU/motherboard temperature, CPU voltage output, and CPU/chassis fan speed Selects the display language of the BIOS setup program Exits - Asus B75M-A | B75M-A User's Manual - Page 54
bar The menu bar on top of the screen has the following main items: Main Ai Tweaker Advanced Monitor Boot Tool Exit For changing the basic system configuration For changing the overclocking settings For changing the advanced system settings For displaying the system temperature, power status, and - Asus B75M-A | B75M-A User's Manual - Page 55
highlighted item on the menu bar displays the specific items for that menu. For > keys to display the other items on the screen. Navigation keys At the bottom right corner of the menu screen are the navigation keys for the BIOS setup program. Enter> to display a list of options. ASUS B75M-A 2-9 - Asus B75M-A | B75M-A User's Manual - Page 56
settings. • If you have forgotten your BIOS password, erase the CMOS Real Time Clock (RTC) RAM to clear the BIOS password. See section 1.7 Jumpers for information on how to erase the RTC RAM. • The Administrator or User Password items on top of the screen show the default Not Installed. After you - Asus B75M-A | B75M-A User's Manual - Page 57
the system. Otherwise, you might be able to see or change only selected fields in the BIOS setup program. To set an administrator password: 1. Select the Administrator Password item and press - Asus B75M-A | B75M-A User's Manual - Page 58
can cause the system to malfunction. The configuration options for this section vary depending on the CPU and DIMM model you installed on the motherboard. Target DRAM Speed : xxxxMHz Displays the current DRAM speed. 2.4.1 Memory Frequency [Auto] Allows you to set the memory operating frequency - Asus B75M-A | B75M-A User's Manual - Page 59
WIN Time [Auto] Configuration options: [Auto] [1 DRAM Clock] - [63 DRAM Clock] DRAM WRITE to READ Delay [Auto] Configuration options: [Auto] [1 DRAM Clock] - [15 DRAM Clock] ASUS B75M-A 2-13 - Asus B75M-A | B75M-A User's Manual - Page 60
DRAM CKE Minimum pulse width [Auto] Configuration options: [Auto] [1 DRAM Clock] - [15 DRAM Clock] DRAM CAS# Write to Latency [Auto] Configuration options: [Auto] [1 DRAM Clock] - [15 DRAM Clock] DRAM RTL (CHA) [Auto] Configuration options: [Auto] [1 DRAM Clock] - [63 DRAM Clock] DRAM RTL (CHB) [ - Asus B75M-A | B75M-A User's Manual - Page 61
in this menu allow you to set the CPU ratio and features. CPU Ratio [Auto] Allows you to manually adjust the maximum non-turbo CPU ratio. Use and keys to adjust the value. The valid value ranges vary according to your CPU model. Enhanced Intel® SpeedStep Technology [Enabled] Allows you to - Asus B75M-A | B75M-A User's Manual - Page 62
Intel VRM spec and affects CPU voltage. The CPU working voltage will decrease proportionally to CPU loading. Higher value gets a higher voltage and better overclocking performance, but increases the CPU boost may vary depending on your CPU specification. CPU Fixed Frequency [xxx] Switching frequency - Asus B75M-A | B75M-A User's Manual - Page 63
switching to Extreme and Manual Mode. The thermal conditions should be monitored. CPU Power Duty Control [T.Probe overclocking, or under a high CPU loading for extra power support. iGPU Load-line Calibration [Auto] Load-line Calibration is defined by Intel VRM specifications . ASUS B75M-A 2-17 - Asus B75M-A | B75M-A User's Manual - Page 64
Configuration The items in this menu show the CPU-related information that the BIOS automatically detects. The items shown in submenu may be different due to the CPU you installed. Intel® Adaptive Thermal Monitor [Enabled] [Enabled] Enables the overheated CPU to throttle its clock speed to cool - Asus B75M-A | B75M-A User's Manual - Page 65
available on selected CPU models only. CPU C1E [Auto] [Auto] Automatically enables the C1E support function. [Enabled] Enables the C1E support function. This function must be enabled to enable or disable the Intel® Turbo Mode Technology. [Disabled] Disables the function. ASUS B75M-A 2-19 - Asus B75M-A | B75M-A User's Manual - Page 66
CPU C6(ACPI C3) report to OS. Configuration options: [Auto] [Disabled] [Enabled] Package C State Support [Auto] Allows you to disable or enable the Package C State support ] [Disabled] The following items appear only when you set the Intel® Rapid Start Technology to [Enabled]. Entry on S3 RTC Wake - Asus B75M-A | B75M-A User's Manual - Page 67
Intel® Smart Connect Technology [Disabled] ICST Configuration [Disabled] Allows you to enable or disable the ISCT configuration. Configuration options: [Enabled] [Disabled] 2.5.3 SATA Configuration While entering Setup, the BIOS onboard storage driver to enable Hot Plug Support. Configuration options - Asus B75M-A | B75M-A User's Manual - Page 68
Display. Configuration options: [Auto] [iGPU] [PCIE] [PCI] iGPU Memory [Auto] Allows you to select the amount of system memory allocated to DVMT 5.0 used by the iGPU. Configuration options: [Auto] [32M]~[1024M] Render Standby [Enabled] Allows you to enable the Intel® Graphics Render Standby support - Asus B75M-A | B75M-A User's Manual - Page 69
® USB2.0 EHCI controller. [Enabled] Enables the Intel® USB2.0 EHCI controller. Legacy USB Support [Enabled] [Enabled] Enables the support for USB devices on legacy operating systems (OS). [Disabled] The USB devices can be used only for the BIOS setup program. [Auto] Allows the system to - Asus B75M-A | B75M-A User's Manual - Page 70
] Enables the support for operating systems without an EHCI hand‑off feature. [Disabled] Disables the function. USB Single Port Control USB3_1~USB3_4 [Enabled] Allows you to enable or disable an individual USB port. Refer to the section 1.3.3 Motherboard layout in this user manual for the - Asus B75M-A | B75M-A User's Manual - Page 71
the Intel®/ Support [Enabled] This item allows user to disable or enable the Ipv4 PXE Boot support. Configuration options: [Disabled] [Enabled] Ipv6 PXE Support [Enabled] This item allows user to disable or enable the Ipv6 PXE Boot support. Configuration options: [Disabled] [Enabled] ASUS B75M - Asus B75M-A | B75M-A User's Manual - Page 72
/ MB Temperature [xxxºC/xxxºF] The onboard hardware monitor automatically detects and displays the CPU and motherboard temperatures. Select Ignore if you do not wish to display the detected temperatures. 2.6.2 CPU / Chassis Fan Speed [xxxx RPM] or [Ignore] / [N/A] The onboard hardware monitor - Asus B75M-A | B75M-A User's Manual - Page 73
from 0% to 100%. When the CPU temperature reaches the upper limit, the CPU fan will operate at the maximum duty cycle. CPU Lower Temperature [20] Displays the lower limit of the CPU temperature. CPU Fan Min. Duty Cycle(%) [20 Ignore] [200RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM] ASUS B75M-A 2-27 - Asus B75M-A | B75M-A User's Manual - Page 74
at the maximum duty cycle. Chassis Lower Temperature [20] Displays the lower limit of the chassis temperature. CPU Fan Min. Duty Cycle(%) [40] Use the and Ignore if you do not want to detect this item. 2.6.6 Anti Surge Support [Enabled] This item allows you to enable or disable the Anti Surge - Asus B75M-A | B75M-A User's Manual - Page 75
back to normal boot. The following four items appear when you set Fast Boot to [Enabled]. USB Support [Partial Initialization] [Disabled] All USB devices will not be available until OS boot up for the , only the USB ports with keyboard and mouse connections will be detected. ASUS B75M-A 2-29 - Asus B75M-A | B75M-A User's Manual - Page 76
Driver Support [Disabled] [Disabled] Select to skip the network stack driver from loading during POST. [Enabled] Select to load the network stack driver set Boot Logo Display to [Enabled]. This item allows you to select the desired additional POST wait time to easily enter the BIOS setup. You can - Asus B75M-A | B75M-A User's Manual - Page 77
devices and the add-on devices. [Enabled] For better compatibility, enable the CSM to fully support the non-UEFI driver add-on devices or the Windows® UEFI mode. [Disabled] Disable the CSM to fully support the Windows® Security Update and Security Boot. The following four items appear when you - Asus B75M-A | B75M-A User's Manual - Page 78
that you want to launch. Configuration options: [Legacy OpROM first] [UEFI driver first] 2.7.10 Security Boot Allows you to configure the Windows® Secure your system enters the OS. Load PK from File Allows you to load the downloaded PK from a USB storage device. Copy PK to File Allows you to store - Asus B75M-A | B75M-A User's Manual - Page 79
images of UEFI applications, operating system loaders, and UEFI drivers that you can load on the single computer. Load DB from File Allows you to load the downloaded DB from a USB storage device. Copy DB to as a UEFI variable structure with time-based authenticated variable. ASUS B75M-A 2-33 - Asus B75M-A | B75M-A User's Manual - Page 80
cannot be loaded. Load DBX from File Allows you to load the downloaded DBX from a USB storage device. Copy DBX to file Allows you ASUS Logo appears. • Press after POST. 2.7.12 Boot Override These items displays the available devices. The number of device items that appears on the screen - Asus B75M-A | B75M-A User's Manual - Page 81
to prevent the system boot failure! • We recommend that you update the BIOS file only coming from the same memory/ CPU configuration and BIOS version. 2.8.3 ASUS SPD Information DIMM Slot # [DIMM_A1] Displays the Serial Presence Detect (SPD) information of the DIMM module installed on the selected - Asus B75M-A | B75M-A User's Manual - Page 82
you to load the optimal default values for the BIOS items, and save or discard your changes to the BIOS items. You can access the EZ Mode from Select Yes to discard changes and exit. ASUS EZ Mode This option allows you to enter the EZ Mode screen. Launch EFI Shell from filesystem device This option - Asus B75M-A | B75M-A User's Manual - Page 83
radio frequency energy and, if not installed and used in accordance with manufacturer's instructions, may cause harmful interference to radio communications. However, there is no guarantee that y compris celles susceptibles de provoquer un fonctionnement non souhaité de l'appareil. B75M-A A-1 - Asus B75M-A | B75M-A User's Manual - Page 84
substances in our products at ASUS REACH website at http://csr.asus.com/english/REACH.htm. DO NOT throw the motherboard in municipal waste. This the battery should not be placed in municipal waste. ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to - Asus B75M-A | B75M-A User's Manual - Page 85
-4555 Web site usa.asus.com Technical Support Telephone Support fax Online support +1-812-282-2787 +1-812-284-0883 support.asus.com ASUS COMPUTER GmbH (Germany and 150, LI-TE RD., PEITOU, TAIPEI 112, TAIWAN R.O.C. ASUS Computer GmbH HARKORT STR. 21-23, 40880 RATINGEN, GERMANY B75M-A A-3 - Asus B75M-A | B75M-A User's Manual - Page 86
2. 1077(a) Responsible Party Name: Asus Computer International Address: 800 Corporate Way, Fremont, CA 94539. Phone/Fax No: (510)739-3777/(510)608-4555 hereby declares that the product Product Name : Motherboard Model Number : B75M-A Conforms to the following specifications: FCC Part 15, Subpart
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Motherboard
B75M-A