Asus P8B75MLXPLUS manual

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, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the pur[...]

iii Contents Safety information ...................................................................................... vi About this guide ......................................................................................... vi P8B75-M LX PLUS specications summary .......................................... viii Package contents .............[...]

iv Contents 1.9 Onboard LEDs ............................................................................ 1-32 1.10 Software support ........................................................................ 1-33 1.10.1 Installing an operating system ...................................... 1-33 1.10.2 Support DVD information ..........................[...]

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 2.6.3 CPU Q-Fan Control [Enabled] ...................................... 2-27 2.6.4 Chassis Q-Fa[...]

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. If possible, disconnect all power c[...]

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. 2. Optional documentation Y our product package may include optional documen[...]

viii P8B75-M LX PLUS specications 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 2.0 * The Intel ® T urbo Boost T echnology 2.0 support depends on the CPU types. ** Refer [...]

ix P8B75-M LX PLUS specications 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-Surge Protection - ASUS UEFI BIOS ASUS Quiet Thermal Solution: - ASUS Fan Xpert ASUS EZ DIY : - ASUS CrashFree BIOS 3 - ASUS EZ Flash 2 - ASUS MyLogo [...]

x * Specications are subject to change without notice. P8B75-M LX PLUS specications 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 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE Accessories 1 x Serial A T A 3.0Gb/s cable 1[...]

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 . • The illustrated items above are for reference on[...]

xii[...]

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 motherboard supports the Intel ® 3rd/2nd generation Core™ i7 / Core™ i5 / Core™ i3 processors in the LGA1 155 package, with memory and PCI Express co[...]

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. Additionally , get enhanced scalability , faster data retrieval, double the bandwid[...]

ASUS P8B75-M LX PLUS 1-3 USB 3.0 Boost With USB 3.0 Boost technology , a USB device’s transmission speed is signicantly increased, adding to an already impressive USB 3.0 transfer speed. ASUS software automatically accelerates data speeds for compatible USB 3.0 peripherals without the need for any user interaction. GPU Boost Go to the Limit wi[...]

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 conguring proles through the intutive user interface. Within the p[...]

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. • 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 object or a metal ob[...]

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. Do not overtighten the screws! Doing so can damage the motherboard. Place this side towards the rear of 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 17.5cm(6.9in) 24.4cm(9.6in) Intel ® B75 DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin module) SATA6G_1 SATA3G_4 SAT[...]

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. DDR3 DIMM slots 1-14 5. Intel ® B75 Serial A T A 3.0Gb/s connectors (7-pin SA T A3G[...]

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. ASUS will should[...]

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. 1 2 3 A B[...]

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 . T o install the CPU heatsink and fan assembly 2 B A A B 3 1 4[...]

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. DDR3 modules are developed for better perfor[...]

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. T o operate at the vendor-marked [...]

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 1.55~1.75V • • CORSAIR CMT16GX3M4X2133C9(XMP 1.3) 16GB ( 4GB x4 ) DS - - 9-1 1-10-27[...]

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 1.65V • • CORSAIR CMZ8GX3M2A1866C9(XMP) 8GB(2 x 4GB)[...]

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 - · · KINGMAX FLGE85F-B8KJ9A FEIS(XMP) 2GB DS - - - - · · KINGMAX FLGE85F-B8MF7 MEEH(XMP) 2GB DS - - 7 - · · KINGSTON KHX1600C9D3P1K2/4G 4GB (2 x 2GB) SS[...]

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 conguration. • 2 DIMMs: Supports one pair of modules inserted into both the blue slots as one pair of dual-channel memory conguration. Visit the ASUS website at www .asus.com for the [...]

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. 2. Align a DIMM on the socket such that the notch on the D[...]

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. Failure to do so may cause you physical injury and damage motherboard components. 1.6.1 Instal[...]

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. The onboard button cell battery powers the RAM data in CMOS, which include system setup infor[...]

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. After clearing the CMOS, reinstall the battery . • Y ou do not [...]

1-24 Chapter 1: Product introduction Refer to the audio conguration table below for the function of the audio ports in 2, 4, 6, or 8-channel conguration. 3. Line In port (light blue). This port connects to the tape, CD, DVD player , or other audio sources. 4. Line Out port (lime). This port connects to a headphone or a speaker . In the 4, 6 a[...]

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. 10. USB 2.0 ports 3 and 4. These two 4[...]

1-26 Chapter 1: Product introduction • We recommend that you use an A TX 12V Specication 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. Otherwise, the system will not boot up. • We recommend that you use a [...]

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. Insufcient air ow inside the system ma[...]

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 . The system power LED lights up when you turn on the system power , and[...]

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. XP ® Service Pack 3 or later version before using Serial A T A hard disk drives. • When[...]

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. • When using hot-pl[...]

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 2.0 specications and supports up to 480Mbps connection speed. Ne[...]

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. T[...]

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. • Motherboard settings and hardware options vary . Refer to your OS documen[...]

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 . Double-click the ASSETUP .EXE to run the DVD. 1.10.3 Intel ® SBA support Intel ® SBA (Small Business Advantage) is a combination of hardware and software that provides uniq[...]

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 . 2.1.1 ASUS Update utility The ASUS Update is a utility that allows you to manage, save, and update[...]

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 trafc, then click Next . c. From the FTP site, select the BIOS version that you wish to download then click Next . The ASUS Update utility is capable of updating itself thr[...]

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. The succeeding utility screens are for reference only . The actual ut[...]

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. The BIOS Updater screen appears as below. 3. Press <T ab> to switch between screen elds and use the <Up/Down/Home/End> keys to select the BIOS le and press <En[...]

2-6 Chapter 2: Getting started 2.2 BIOS setup program Use the BIOS Setup program to update the BIOS or congure its parameters. The BIOS screens include navigation keys and brief online help to guide you in using the BIOS Setup program. Entering BIOS Setup at startup T o enter BIOS Setup at startup: Press <Delete> during the Power-On Self T[...]

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. The EZ Mode provides you a[...]

2-8 Chapter 2: Getting started Advanced Mode The Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. The gure below shows an example of the Advanced Mode . Refer to the following sections for the detailed congurations. T o access the EZ Mode, click Exit , then select ASUS EZ Mode . Menu bar The m[...]

ASUS P8B75-M LX PLUS 2-9 Menu items The highlighted item on the menu bar displays the specic 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. Back button This button appears when entering a submenu[...]

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. 2.3.1 System Language [English] Allows you to choose the BIOS lan[...]

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. T o set an administrator password: 1. Select the Administrator Password item and [...]

2-12 Chapter 2: Getting started 2.4 Ai T weaker menu The Ai T weaker menu items allow you to congure 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. The conguration options for this section vary depending on the CPU and DIMM model yo[...]

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 . Changing the values in this menu may cause the system to become u[...]

2-14 Chapter 2: Getting started DRAM READ to PRE Time [Auto] Conguration options: [Auto] [4 DRAM Clock] – [15 DRAM Clock] DRAM FOUR ACT WIN Time [Auto] Conguration options: [Auto] [16 DRAM Clock] – [63 DRAM Clock] DRAM WRITE to READ Delay [Auto] Conguration options: [Auto] [4 DRAM Clock] – [15 DRAM Clock] DRAM CKE Minimum pulse width[...]

ASUS P8B75-M LX PLUS 2-15 tWW (DR) [Auto] Conguration options: [Auto] [0 DRAM Clock] – [7 DRAM Clock] tWWSR [Auto] Conguration options: [Auto] [0 DRAM Clock] – [15 DRAM Clock] MISC MRC Fast Boot Allows you to enable or disable the MRC fast boot. [Enabled] Enables the MRC fast boot. [Disable] Disables the MRC fast boot. DRAM CLK Period [Au[...]

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 specic condition. Conguration options: [Disabled] [Enabled] The following items appear only when you set the T urbo Mode to [Enabled] . T urbo Mode Parameters Long Duration Power Limit [Auto] Al[...]

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 Conguration 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. [Di[...]

ASUS P8B75-M LX PLUS 2-19 CPU Power Management Conguration This item allows you to manage and congure 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. The valid value ranges vary according to your CPU model. Enhanced Intel[...]

2-20 Chapter 2: Getting started Intel ® Rapid Start T echnology [Disabled] Allow you to enable or disable Intel ® Rapid Start T echnology . Conguration options: [Enabled] [Disabled] The following items appear only when you set the Intel ® Rapid Start T echnology to [Enabled] . Entry on S3 RTC W ake [Enabled] The system automatically wakes up [...]

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 . Conguration options: [Enabled] [Disabled] Hot Plug [Disabled] These ite[...]

2-22 Chapter 2: Getting started 2.5.5 AMT Conguration 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. Conguration options: [Enabled] [Disabled] • iAMT H/W is alway[...]

ASUS P8B75-M LX PLUS 2-23 2.5.6 USB Conguration 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). [Disabled] The US[...]

2-24 Chapter 2: Getting started 2.5.7 Onboard Devices Conguration 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]. Front Panel T ype [HD] Allows you to set the front panel audio connector (AAFP) mod[...]

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. Power On By PS/2 Keyboard [Disabl[...]

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. Select Ignore if you do not wish to [...]

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. Conguration options: [Ig[...]

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. Conguration options: [Ignore] [200RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM] Chassis Fan Prole [Standard] This item appears only when y[...]

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. [Disabled] Disab[...]

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. Conguration options: [Disabled] [Enabled] 2.7.4 Option ROM Messages [Force BIOS] [Force BIOS] The third-party ROM messages will be forced to display during the boot seque[...]

ASUS P8B75-M LX PLUS 2-31 2.8 T ools menu The T ools menu items allow you to congure 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. For more details, see section 2.1.2 ASUS EZ Flash [...]

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. Y ou can access the EZ Mode from the Exit menu. Load Optimized Defaults This option allows you to load the default values for each of the parameters on the Setup menus[...]

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. This[...]

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.htm. DO NOT throw the motherboard in municipal waste. This product has been designed to enable pr[...]

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.asus.com ASUS COMPUTER INTERNA TIONAL (America) Address 8[...]

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. Phone/Fax No: (510)739-3777/(510)608-4555 hereby declares that the product Product Name : Motherboard Model Number : P8B75-M LX PLUS Conforms to the following specifications: [...]