Instruction/ maintenance manual of the product P8B75MLXPLUS Asus
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Motherboard P8B75-M LX PLUS.
ii E7986 First Edition V4 January 2013 Copyright © 2013 ASUST eK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, tra.
iii Contents Safety information ...................................................................................... vi About this guide ......................................................................................... vi P8B75-M LX PLUS specications summary .
iv Contents 1.9 Onboard LEDs ............................................................................ 1-32 1.10 Software support ........................................................................ 1-33 1.10.1 Installing an operating system ..
v Contents 2.6 Monitor menu ............................................................................. 2-26 2.6.1 CPU T emperature / MB T emperature [xxxºC/xxxºF] ...... 2-26 2.6.2 CPU / Chassis / Power Fan Speed .............................. 2-26 2.
vi Safety information Electrical safety T o prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected.
vii Where to nd more information Refer 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.
viii P8B75-M LX PLUS specications summary (continued on the next page) CPU LGA1 155 socket for Intel ® 3rd / 2nd Generation Core™ i7 / i5 / i3 / Pentium ® / Celeron ® processors Supports Intel ® 22/32nm CPU Supports Intel ® T urbo Boost T echnology 2.
ix P8B75-M LX PLUS specications summary ASUS unique features ASUS Exclusive Features: - ASUS GPU Boost - ASUS USB 3.0 Boost - ASUS Network iControl - ASUS AI Suite II - ASUS AI Charger - ASUS Anti-.
x * Specications are subject to change without notice. P8B75-M LX PLUS specications summary BIOS features 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 Manageability WfM 2.
xi Package contents Check your motherboard package for the following items. ASUS P8B75-M LX PLUS motherboard 1 x Serial A T A 3.0Gb/s cable 1 x Serial A T A 6.0Gb/s cable User Manual 1 x I/O-Shield User Guide Support DVD • If any of the above items is damaged or missing, contact your retailer .
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ASUS P8B75-M LX PLUS 1-1 Product introduction 1 1.1 Special features 1.1.1 Product highlights LGA1 155 socket for Intel® 3rd/2nd Generation Core™ i7 / Core™ i5 / Core™ i3 processors This mother.
1-2 Chapter 1: Product introduction 1.1.2 ASUS Exclusive features Native SA T A 6.0 Gb/s support The Intel ® B75 Express Chipset natively supports next-generation Serial A T A (SA T A) storage interface. This motherboard delivers up to 6.0 Gb/s data transfer rates.
ASUS P8B75-M LX PLUS 1-3 USB 3.0 Boost With USB 3.0 Boost technology , a USB device’s transmission speed is signicantly increased, adding to an already impressive USB 3.0 transfer speed. ASUS software automatically accelerates data speeds for compatible USB 3.
1-4 Chapter 1: Product introduction Network iControl With a one-click on/off button, the software currently in use is set as top priority over all other network programs, dominating the network bandwidth with ease. Moreover , you can prioritize your favorite software easily by conguring proles through the intutive user interface.
ASUS P8B75-M LX PLUS 1-5 1.2 Before you proceed T ake note of the following precautions before you install motherboard components or change any motherboard settings.
1-6 Chapter 1: Product introduction P8B75-M LX PLUS 1.3.2 Screw holes Place six screws into the holes indicated by circles to secure the motherboard to the chassis.
ASUS P8B75-M LX PLUS 1-7 1.3.3 Motherboard layout P8B75-M LX PLUS PCIEX16_1 PCIEX1_1 PCIEX1_2 PCI1 AAFP EATXPWR CPU_FAN CHA_FAN Lithium Cell CMOS Power Super I/O ALC 887 KBMS_USB34 64Mb BIOS 64Mb BIOS SB_PWR CLRTC 17.
1-8 Chapter 1: Product introduction 1.3.4 Layout contents Connectors/Jumpers/Slots/LED Page 1. CPU and chassis fan connectors (4-pin CPU_F AN, 4-pin CHA_F AN) 1-27 2. A TX power connectors (24-pin EA TXPWR, 4-pin A TX12V) 1-26 3. Intel ® LGA1 155 CPU socket 1-9 4.
ASUS P8B75-M LX PLUS 1-9 Unplug all power cables before installing the CPU. • Upon purchase of the motherboard, ensure that the PnP cap is on the socket and the socket contacts are not bent. Contact your retailer immediately if the PnP cap is missing, or if you see any damage to the PnP cap/socket contacts/motherboard components.
1-10 Chapter 1: Product introduction 1.4.1 Installing the CPU The LGA1 156 CPU is incompatible with the LGA1 155 socket. DO NOT install a LGA1 156 CPU on the LGA1 155 socket.
ASUS P8B75-M LX PLUS 1-1 1 A B C 5 4.
1-12 Chapter 1: Product introduction 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 .
ASUS P8B75-M LX PLUS 1-13 A B B A T o uninstall the CPU heatsink and fan assembly 2 1.
1-14 Chapter 1: Product introduction 1.5 System memory 1.5.1 Overview This motherboard comes 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.
ASUS P8B75-M LX PLUS 1-15 • The default memory operation frequency is dependent on its Serial Presence Detect (SPD), which is the standard way of accessing information from a memory module. Under the default state, some memory modules for overclocking may operate at a lower frequency than the vendor-marked value.
1-16 Chapter 1: Product introduction (continued on the next page) DDR3-2133 (O.C.) MHz capability V endors Part No. Size SS/DS Chip Bra nd Chip NO. Timing V oltage DIMM socket support (optional) 1DIMM 2DIMMs A-DA TA AX3U2133GC2G9B-DG2(XMP) 2GB SS - - 9-1 1-9-27 1.
ASUS P8B75-M LX PLUS 1-17 (continued on the next page) V endors Part No. Size SS/DS Chip Brand Chip NO. Timing Voltage DIMM socket support (optional) 1DIMM 2DIMMs CORSAIR CMT4GX3M2A1866C9(XMP) 4GB(2 x 2GB) DS - - 9-9-9-24 1.65V • • CORSAIR CMT6GX3MA1866C9(XMP) 6GB(3 x 2GB) DS - - 9-9-9-24 1.
1-18 Chapter 1: Product introduction V endors Part No. Size SS/ DS Chip Brand Chip NO. Timing Voltage DIMM socket support (optional) 1DIMM 2DIMMs KINGMAX FLGD45F-B8MF7 MAEH(XMP) 1GB SS - - 7 - · · K.
ASUS P8B75-M LX PLUS 1-19 SS: Single-sided / DS: Double-sided DIMM support: • 1 DIMM: Supports one module inserted into either slot as single-channel memory conguration. • 2 DIMMs: Supports one pair of modules inserted into both the blue slots as one pair of dual-channel memory conguration.
1-20 Chapter 1: Product introduction 1.5.3 Installing a DIMM Unplug the power supply before 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.
ASUS P8B75-M LX PLUS 1-21 1.6 Expansion slots In the future, you may need to install expansion cards. The following sub-sections describe the slots and the expansion cards that they support. Unplug the power cord before adding or removing expansion cards.
1-22 Chapter 1: Product introduction 1.7 Jumpers Clear RTC RAM (3-pin CLRTC) This jumper allows you to clear the Real T ime Clock (RTC) RAM in CMOS. Y ou can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data.
ASUS P8B75-M LX PLUS 1-23 Except when clearing the RTC RAM, never remove the cap on CLRTC jumper default position. Removing the cap will cause system boot failure! • If the steps above do not help, remove the onboard battery and move the jumper again to clear the CMOS RTC RAM data.
1-24 Chapter 1: Product introduction Refer to the audio conguration table below for the function of the audio ports in 2, 4, 6, or 8-channel conguration. 3. Line In port (light blue). This port connects to the tape, CD, DVD player , or other audio sources.
ASUS P8B75-M LX PLUS 1-25 1.8.2 Internal connectors 8. Video Graphics Adapter (VGA) port. This 15-pin port is for a VGA monitor or other VGA-compatible devices. 9. DVI-D port. This port is for any DVI-D compatible device. DVI-D can’t be converted to output RGB Signal to CRT and isn’t compatible with DVI-I.
1-26 Chapter 1: Product introduction • We recommend that you use an A TX 12V Specication 2.0-compliant power supply unit (PSU) with a minimum of 300W power rating. This PSU type has 24-pin and 4-pin power plugs. • DO NOT forget to connect the 4-pin A TX +12V power plug.
ASUS P8B75-M LX PLUS 1-27 3. CPU and chassis fan connectors (4-pin CPU_F AN, 4-pin CHA_F AN) Connect the fan cables to the fan connectors on the motherboard, ensuring that the black wire of each cable matches the ground pin of the connector . Do not forget to connect the fan cables to the fan connectors.
1-28 Chapter 1: Product introduction 4. System panel connector (10-1 pin P ANEL) This connector supports several chassis-mounted functions. • System power LED (2-pin PLED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector .
ASUS P8B75-M LX PLUS 1-29 6. Intel ® B75 Serial A T A 3.0Gb/s connectors (7-pin SA T A3G_1~5 [blue]) These connectors connect to Serial A T A 3.0 Gb/s hard disk drives and optical drives via Serial A T A 3.0 Gb/s signal cables. • Y ou must install Windows.
1-30 Chapter 1: Product introduction 7. Intel ® B75 Serial A T A 6.0Gb/s connectors (7-pin SA T A6G_1 [gray]) These connectors connect to Serial A T A 6.0 Gb/s hard disk drives via Serial A T A 6.0 Gb/s signal cables. • Y ou must install Windows. XP Service Pack 3 or later version before using Serial A T A hard disk drives.
ASUS P8B75-M LX PLUS 1-31 9. USB 2.0 connectors (10-1 pin USB56, USB78) These connectors are for USB 2.0 ports. Connect the USB module cable to any of these connectors, then install the module to a slot opening at the back of the system chassis. These USB connectors comply with USB 2.
1-32 Chapter 1: Product introduction 1.9 Onboard LEDs 1. Standby Power LED The motherboard comes with a standby power LED that lights up to indicate that the system is ON, in sleep mode, or in soft-off mode. This is a reminder that you should shut down the system and unplug the power cable before removing or plugging in any motherboard component.
ASUS P8B75-M LX PLUS 1-33 1.10 Software support 1.10.1 Installing an operating system This motherboard supports Windows ® XP and Windows 7 ® Operating Systems (OS). Always install the latest OS version and corresponding updates to maximize the features of your hardware.
1-34 Chapter 1: Product introduction If Autorun is NOT enabled in your computer , browse the contents of the Support DVD to locate the le ASSETUP .EXE from the BIN folder .
ASUS P8B75-M LX PLUS 2-1 2.1 Managing and updating your BIOS Save a copy of the original motherboard BIOS le to a USB ash disk in case you need to restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS Update utility .
2-2 Chapter 2: Getting started Updating from the Internet a. Select Update BIOS from the Internet , then click Next . b. Select the ASUS FTP site nearest you to avoid network trafc, then click Next . c. From the FTP site, select the BIOS version that you wish to download then click Next .
ASUS P8B75-M LX PLUS 2-3 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore the BIOS le when it fails or gets corrupted during the updating process. Y ou can restore a corrupted BIOS le using the motherboard support DVD or a USB ash drive that contains the updated BIOS le.
2-4 Chapter 2: Getting started 2.1.4 ASUS BIOS Updater The ASUS BIOS Updater allows you to update BIOS in a DOS environment. This utility also allows you to copy the current BIOS le that you can use as a backup when the BIOS fails or gets corrupted during the updating process.
ASUS P8B75-M LX PLUS 2-5 Updating the BIOS le T o update the BIOS le using BIOS Updater: 1. At the FreeDOS prompt, type bupdater /pc /g and press <Enter>.
2-6 Chapter 2: Getting started 2.2 BIOS setup program Use the BIOS Setup program to update the BIOS or congure its parameters. The BIOS screens include navigation keys and brief online help to guide you in using the BIOS Setup program.
ASUS P8B75-M LX PLUS 2-7 BIOS menu screen The BIOS setup program can be used under two modes: EZ Mode and Advanced Mode . Y ou can change modes from the Exit menu or from the Exit/Advanced Mode button in the EZ Mode/Advanced Mode screen. EZ Mode By default, the EZ Mode screen appears when you enter the BIOS setup program.
2-8 Chapter 2: Getting started Advanced Mode The Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. The gure below shows an example of the Advanced Mode . Refer to the following sections for the detailed congurations.
ASUS P8B75-M LX PLUS 2-9 Menu items The highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main shows the Main menu items. The other items (Ai T weaker, Advanced, Monitor , Boot, T ool, and Exit) on the menu bar have their respective menu items.
2-10 Chapter 2: Getting started 2.3 Main menu The Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu provides you an overview of the basic system information, and allows you to set the system date, time, language, and security settings.
ASUS P8B75-M LX PLUS 2-1 1 Administrator Password If you have set an administrator password, we recommend that you enter the administrator password for accessing the system. Otherwise, you might be able to see or change only selected elds in the BIOS setup program.
2-12 Chapter 2: Getting started 2.4 Ai T weaker menu The Ai T weaker menu items allow you to congure overclocking-related items. Be cautious when changing the settings of the Ai T weaker menu items. Incorrect eld values can cause the system to malfunction.
ASUS P8B75-M LX PLUS 2-13 2.4.3 DRAM Timing Control The subitems in this menu allow you to set the DRAM timing control features. Use the <+> and <-> keys to adjust the value. T o restore the default setting, type [auto] using the keyboard and press the <Enter> key .
2-14 Chapter 2: Getting started DRAM READ to PRE Time [Auto] Conguration options: [Auto] [4 DRAM Clock] – [15 DRAM Clock] DRAM FOUR ACT WIN Time [Auto] Conguration options: [Auto] [16 DRAM Clo.
ASUS P8B75-M LX PLUS 2-15 tWW (DR) [Auto] Conguration options: [Auto] [0 DRAM Clock] – [7 DRAM Clock] tWWSR [Auto] Conguration options: [Auto] [0 DRAM Clock] – [15 DRAM Clock] MISC MRC Fast Boot Allows you to enable or disable the MRC fast boot.
2-16 Chapter 2: Getting started T urbo Mode [Enabled] Allows you to enable your core processor’s speed to run faster than the marked frequency in a specic condition. Conguration options: [Disabled] [Enabled] The following items appear only when you set the T urbo Mode to [Enabled] .
ASUS P8B75-M LX PLUS 2-17 2.5 Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Be cautious when changing the settings of the Advanced menu items. Incorrect eld values can cause the system to malfunction.
2-18 Chapter 2: Getting started 2.5.1 CPU Conguration 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 down.
ASUS P8B75-M LX PLUS 2-19 CPU Power Management Conguration This item allows you to manage and congure the CPU’s power . CPU Ratio [Auto] Allows you to set the ratio between the CPU Core Clock and the BCLK Frequency . Use <+> and <-> keys to adjust the ratio.
2-20 Chapter 2: Getting started Intel ® Rapid Start T echnology [Disabled] Allow you to enable or disable Intel ® Rapid Start T echnology . Conguration options: [Enabled] [Disabled] The following items appear only when you set the Intel ® Rapid Start T echnology to [Enabled] .
ASUS P8B75-M LX PLUS 2-21 S.M.A.R.T . Status Check [Enabled] S.M.A.R.T . (Self-Monitoring, Analysis and Reporting T echnology) is a monitor system. When read/write of your hard disk errors occur , this feature allows the hard disk to report warning messages during the POST .
2-22 Chapter 2: Getting started 2.5.5 AMT Conguration The items in this menu allow you to change the Intel ® Active Management T echnology (AMT) feature. Intel ® AMT [Enabled] Allow you to enable or disable the Intel ® Active Management T echnology (AMT) in the BIOS extension.
ASUS P8B75-M LX PLUS 2-23 2.5.6 USB Conguration The items in this menu allow you to change the USB-related features. The USB Devices item shows the auto-detected values. If no USB device is detected, the item shows None. Legacy USB Support [Enabled] [Enabled] Enables the support for USB devices on legacy operating systems (OS).
2-24 Chapter 2: Getting started 2.5.7 Onboard Devices Conguration HD Audio Controller [Enabled] [Enabled] Enables the HD Audio Device. [Disabled] Disables the HD Audio Device. The following items appear only when you set the HD Audio Controller item to [Enabled].
ASUS P8B75-M LX PLUS 2-25 2.5.8 APM Restore AC Power Loss [Power Off] [Power On] The system goes into on state after an AC power loss. [Power Off] The system goes into of f state after an AC power loss. [Last State] The system goes into either off or on state, whatever the system state was before the AC power loss.
2-26 Chapter 2: Getting started 2.6 Monitor menu The Monitor menu displays the system temperature/power status, and allows you to change the fan settings. 2.6.1 CPU T emperature / MB T emperature [xxxºC/xxxºF] The onboard hardware monitor automatically detects and displays the CPU and motherboard temperatures.
ASUS P8B75-M LX PLUS 2-27 2.6.3 CPU Q-Fan Control [Enabled] [Disabled] Disables the CPU Q-Fan control feature. [Enabled] Enables the CPU Q-Fan control feature. CPU Fan Speed Low Limit [200 RPM] This item appears only when you enable the CPU Q-Fan Control feature and allows you to disable or set the CPU fan warning speed.
2-28 Chapter 2: Getting started Chassis Fan Speed Low Limit [600 RPM] This item appears only when you enable the Chassis Q-Fan Control feature and allows you to disable or set the chassis fan warning speed.
ASUS P8B75-M LX PLUS 2-29 2.7 Boot menu The Boot menu items allow you to change the system boot options. 2.7.1 Bootup NumLock State [On] [On] Sets the power-on state of the NumLock to [On]. [Off] Sets the power-on state of the NumLock to [Off]. 2.7.2 Full Screen Logo [Enabled] [Enabled] Enables the full screen logo display feature.
2-30 Chapter 2: Getting started 2.7.3 W ait for ‘F1’ If Error [Enabled] When this item is set to [Enabled], the system waits for the F1 key to be pressed when error occurs.
ASUS P8B75-M LX PLUS 2-31 2.8 T ools menu The T ools menu items allow you to congure options for special functions. Select an item then press <Enter> to display the submenu. 2.8.1 ASUS EZ Flash 2 Utility Allows you to run ASUS EZ Flash 2. Press [Enter] to launch the ASUS EZ Flash 2 screen.
2-32 Chapter 2: Getting started 2.9 Exit menu The Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your changes to the BIOS items.
P8B75-M LX PLUS A-1 Appendices Notices Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: This device may not cause harmful interference. This device must accept any interference received including interference that may cause undesired operation.
A-2 Appendices REACH Complying with the REACH (Registration, Evaluation, Authorisation, and Restriction of Chemicals) regulatory framework, we published the chemical substances in our products at ASUS REACH website at http://csr .asus.com/english/REACH.
P8B75-M LX PLUS A-3 ASUS contact information ASUST eK COMPUTER INC. Address 15 Li-T e Road, Peitou, T aipei, T aiwan 1 1259 T elephone +886-2-2894-3447 Fax +886-2-2890-7798 E-mail info@asus.com.tw Web site www .asus.com.tw T echnical Support T elephone +86-21-3842991 1 Online support support.
A-4 Appendices DECLARATION OF CONFORMITY Per FCC Part 2 Section 2. 1077(a) Responsible Party Name: Asus Computer International Address: 800 Corporate Way, Fremont , CA 94539.
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