Page 2 - ii; Copyright © 2012 ASUSTeK Computer Inc. All Rights Reserved.; AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO; Offer to Provide Source Code of Certain Software; or
ii E6873First Edition (V1) February 2012 Copyright © 2012 ASUSTeK 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 ...
Page 3 - iii; Contents; P8H61-I LX specifications summary; Product introduction; Memory configurations
iii Contents Safety information ...................................................................................... viAbout this guide ......................................................................................... vi P8H61-I LX specifications summary ......................................
Page 4 - iv; BIOS information
iv Contents 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...
Page 5 - Appendices
v Contents 2.7 Boot menu .................................................................................. 2-23 2.7.1 Bootup NumLock State [On] ......................................... 2-23 2.7.2 Full Screen Logo [Enabled] ........................................... 2-23 2.7.3 Wait for ‘F1’ If Err...
Page 6 - Safety information; Electrical safety; About this guide; How this guide is organized; • Chapter 1: Product introduction
vi Safety information Electrical safety • To prevent electric shock hazard, disconnect the power cable from the electric 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 a...
Page 7 - vii; Conventions used in this guide; ASUS websites; Typography; Bold text; Used to emphasize a word or a phrase.
vii Conventions used in this guide To ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual. DANGER/WARNING: Information to prevent injury to yourself when trying to complete a task. CAUTION: Information to prevent damage to the components whe...
Page 8 - viii; 2-bit operating system may only recognize less
viii P8H61-I LX specifications summary (continued on the next page) CPU LGA1155 socket for Intel ® Second Generation processors Supports 32nm CPU Supports Intel ® Turbo Boost Technology 2.0 * The Intel ® Turbo Boost Technology 2.0 suppport depends on the CPU types; ** Refer to www.asus.com for Intel...
Page 9 - ix; * Specifications are subject to change without notice.
ix P8H61-I LX specifications summary Rear panel ports 1 x PS/2 keyboard (Purple) 1 x PS/2 Mouse (Green) 1 x D-Sub output port 1 x DVI-D output port 1 x LAN (RJ-45) port 4 x USB 2.0/1.1 ports 3 x Audio jacks support 8-channel Internal connectors/ switches/ buttons 2 x USB 2.0/1.1 connectors support a...
Page 11 - Chapter 1: Product introduction; Chapter 1; If any of the items is damaged or missing, contact your retailer.; Thank you for buying an ASUS; Before you proceed; any motherboard settings.; bag that came with the component.; Onboard LED; P8H61-I LX Onboard LED
1-1 Chapter 1: Product introduction Chapter 1 Product introduction If any of the items is damaged or missing, contact your retailer. Thank you for buying an ASUS ® P8H61-I LX motherboard! Before you start installing the motherboard, and hardware devices on it, check the items in your motherboard pac...
Page 12 - Motherboard overview; motherboard fits into it.; Placement direction; Do not overtighten the screws! Doing so can damage the motherboard.; Place this side towards
ASUS P8H61-I LX 1-2 P8H61-I L X 1.2 Motherboard overview Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Ensure that you unplug the power cord before installing or removing the motherboard. Failure to do so can cause you physic...
Page 13 - Motherboard layout; LX
1-3 Chapter 1: Product introduction 1.2.3 Motherboard layout 1.2.4 Layout contents Connectors/Jumpers/Slots/LED Page Connectors/Jumpers/Slots/LED Page 1. Clear RTC RAM (3-pin CLRTC) 1-15 7. System panel connector (10-1 pin F-PANEL) 1-21 2. USB connectors (10-1 pin USB56, USB78) 1-19 8. Speaker conne...
Page 14 - Second Generation processors.; Unplug all power cables before installing the CPU.; Installing the CPU; Locate the CPU socket on the motherboard.; To prevent damage to the socket pins,; and then move it to the right (B) until it is; Load lever
ASUS P8H61-I LX 1-4 1.3 Central Processing Unit (CPU) The motherboard comes with a surface mount LGA1155 socket designed for the Intel ® Second Generation processors. Unplug all power cables before installing the CPU. • Upon purchase of the motherboard, ensure that the PnP cap is on the socket and t...
Page 15 - then fit the socket alignment keys into
1-5 Chapter 1: Product introduction 3. Lift the load lever in the direction of the arrow until the load plate is completely lifted. Load plate 4. Remove the PnP cap from the CPU socket by lifting the tab only. The CPU fits in only one correct orientation. DO NOT force the CPU into the socket to prev...
Page 17 - Installing the CPU heatsink and fan
1-7 Chapter 1: Product introduction 1.3.2 Installing the CPU heatsink and fan The Intel ® LGA1155 processor requires a specially designed heatsink and fan assembly to ensure optimum thermal condition and performance. • When you buy a boxed Intel ® processor, the package includes the CPU fan and heat...
Page 18 - you fail to plug this connector.; Uninstalling the CPU heatsink and fan; Rotate each fastener counterclockwise.
ASUS P8H61-I LX 1-8 3. Connect the CPU fan cable to the connector on the motherboard labeled CPU_FAN. Do not forget to connect the CPU fan connector! Hardware monitoring errors can occur if you fail to plug this connector. 1.3.3 Uninstalling the CPU heatsink and fan To uninstall the CPU heatsink and...
Page 19 - System memory; Overview; better performance with less power consumption.
1-9 Chapter 1: Product introduction P 8H61- I L X P8H61-I LX 240-pin DDR3 DIMM sockets DIMMA 1 DIMMB 1 1.4 System memory 1.4.1 Overview The motherboard comes with two Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. A DDR3 module has the same physical dimensions as a DDR2 DIMM bu...
Page 22 - memory configuration.
ASUS P8H61-I LX 1-12 DDR3-1333 MHz capability SS: Single-sided / DS: Double-sidedDIMM support: • A*: Supports one module inserted into either slot as single-channel memory configuration. • B*: Supports one pair of modules inserted into both slots as one pair of dual-channel memory configuration. Vis...
Page 23 - Installing a DIMM; a socket in the wrong direction to avoid damaging the DIMM.; Removing a DIMM; Support the DIMM lightly with your
1-13 Chapter 1: Product introduction 1.4.3 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...
Page 24 - Expansion slots; cause you physical injury and damage motherboard components.; Installing an expansion card; groups, making the system unstable and the card inoperable.; cards complying with the PCI Express specifications.
ASUS P8H61-I LX 1-14 1.5 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 an...
Page 25 - Jumpers; position. Removing the cap will cause system boot failure!; Del; > key during the boot process and enter BIOS setup to re-enter
1-15 Chapter 1: Product introduction 1.6 Jumpers Clear RTC RAM (3-pin CLRTC) This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You 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 RA...
Page 26 - Connectors; Rear panel connectors; This port allows Gigabit connection to a Local Area Network (LAN); LAN port LED indications; LAN port; This port connects to a headphone or a speaker. In the 4, 6, and
ASUS P8H61-I LX 1-16 1.7 Connectors 1.7.1 Rear panel connectors 1. PS/2 Mouse (Green). This port is for a PS/2 mouse. 2. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN) through a network hub. Refer to the table below for the LAN port LED indications. LAN port LED ...
Page 27 - Internal connectors; audio I/O module cable to this connector.; Front Panel Type; P8H61-I LX Front panel audio connector
1-17 Chapter 1: Product introduction 6. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. 7. USB 2.0 ports 3 and 4 . These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. 8. Video Graphics Adapter (VGA) port. This 15-pin port...
Page 28 - not boot up if the power is inadequate.; push down firmly until the connectors completely fit.; allows you to hear system beeps and warnings.; P8H61-I LX Speaker Out Connector
ASUS P8H61-I LX 1-18 • For a fully configured system, we recommend that you use a power supply unit (PSU) that complies with ATX 12 V Specification 2.0 (or later version) and provides a minimum power of 350 W. • DO NOT forget to connect the 4-pin ATX +12V power plug. Otherwise, the system will not b...
Page 29 - black wire of each cable matches the ground pin of the connector.; The USB module cable is purchased separately.
1-19 Chapter 1: Product introduction Do not forget to connect the fan cables to the fan connectors. Insufficient air flow inside the system may damage the motherboard components. These are not jumpers! Do not place jumper caps on the fan connectors! 4. CPU and chassis fan connectors (4-pin CPU_FAN, ...
Page 30 - • You must install Windows; SATA Mode; See section; opening at the back of the system chassis.; The S/PDIF module is purchased separately.; P8H61-I LX Digital audio connector
ASUS P8H61-I LX 1-20 6. Intel ® H61 Serial ATA 3.0Gb/s connectors (7-pin SATA3G_1~4) These connectors connect to Serial ATA 3.0 Gb/s hard disk drives and optical drives via Serial ATA 3.0 Gb/s signal cables. • You must install Windows ® XP Service Pack 3 or later version before using Serial ATA hard...
Page 31 - This connector supports several chassis-mounted functions.
1-21 Chapter 1: Product introduction 9. System panel connector (10-1 pin PANEL) 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 lig...
Page 32 - Software support; Installing an operating system; This motherboard supports Windows; detailed information.; Support DVD information; The following screen is for reference only.; To run the Support DVD; Specials tabs to display their respective menus.; Click an item to install
ASUS P8H61-I LX 1-22 1.8 Software support 1.8.1 Installing an operating system This motherboard supports Windows ® XP / Vista / 7 Operating Systems (OS). Always install the latest OS version and corresponding updates to maximize the features of your hardware. • Motherboard settings and hardware opti...
Page 33 - Chapter 2: BIOS information; Chapter 2; Updating the BIOS; Updating from the Internet; ASUS Update utility; Installing ASUS Update; Quit all Windows; Managing and updating your BIOS
Chapter 2: BIOS information 2-1 Chapter 2 BIOS information Save a copy of the original motherboard BIOS file to a USB flash disk in case you need to restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS Update utility. • ASUS Update requires an Internet connection either ...
Page 34 - ASUS EZ Flash 2; To update the BIOS using EZ Flash 2:; the utility to avail all its features.; Update BIOS from file; b. Locate the BIOS file from the
2-2 ASUS P8H61-I LX 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 EZ Flash 2: 1. Insert the USB flas...
Page 35 - Drive; ASUS BIOS Updater; gets corrupted during the updating process.; not be same as shown.; Before updating BIOS; and save them on the USB flash drive.; Updater to a hard disk drive or USB flash drive in NTFS format.; Booting the system in DOS environment; . Insert the support DVD into the optical drive and select the
Chapter 2: BIOS information 2-3 • This function supports USB flash disks with FAT 32/16 format and single partition only. • DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure! 3. Press <Tab> to switch to the Drive field. 4. Press the Up/Down arrow keys ...
Page 36 - Filename Extension; Backing up the current BIOS; To backup the current BIOS file using the BIOS Updater
2-4 ASUS P8H61-I LX Welcome to FreeDOS (http://www.freedos.org)!C:\>d:D:\> 3. When the Make Disk menu appears, select the FreeDOS command prompt item by pressing the item number. 4. At the FreeDOS prompt, type d: and press <Enter> to switch the disk from Drive C (optical drive) to Drive ...
Page 37 - Updating the BIOS file; To update the BIOS file using BIOS Updater; The BIOS Updater screen appears as below.; Select the; Load Optimized Defaults; item under the; Exit menu
Chapter 2: BIOS information 2-5 Updating the BIOS file To update the BIOS file using BIOS Updater 1. At the FreeDOS prompt, type bupdater /pc /g and press <Enter>. ASUSTek BIOS Updater for DOS V1.18 Current ROM Update ROM A: Note [Enter] Select or Load [Tab] Switch [V] Drive Info [Up/Down/Home...
Page 38 - BIOS setup program; Entering BIOS Setup at startup; To enter BIOS Setup at startup:; Entering BIOS Setup after POST; To enter BIOS Setup after POST:
2-6 ASUS P8H61-I LX Using the power button , reset button , or the <Ctrl>+<Alt>+<Del> keys to force reset from a running operating system can cause damage to your data or system. We recommend to always shut down the system properly from the operating system. • The BIOS setup screen...
Page 39 - BIOS menu screen; EZ Mode; item in section
Chapter 2: BIOS information 2-7 BIOS menu screen The BIOS setup program can be used under two modes: EZ Mode and Advanced Mode . You 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 ...
Page 40 - The; Advanced Mode; the BIOS settings. The figure below shows an example of the; Advanced Mode; following sections for the detailed configurations.; To access the EZ Mode, click; Menu bar; The menu bar on top of the screen has the following main items:; For changing the basic system configuration; Configuration fields
2-8 ASUS P8H61-I LX Advanced Mode The Advanced Mode provides advanced options for experienced end-users to configure the BIOS settings. The figure below shows an example of the Advanced Mode . Refer to the following sections for the detailed configurations. To access the EZ Mode, click Exit , then s...
Page 41 - Main
Chapter 2: BIOS information 2-9 Menu items The highlighted item on the menu bar displays the specific items for that menu. For example, selecting Main shows the Main menu items. The other items (Ai Tweaker, Advanced, Monitor, Boot, Tool, and Exit) on the menu bar have their respective menu items. Ba...
Page 42 - Main menu; Allows you to set the system date.; Security; Administrator
2-10 ASUS P8H61-I LX 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 [Eng...
Page 43 - Administrator Password; selected fields in the BIOS setup program.; User Password; Confirm the password when prompted.
Chapter 2: BIOS information 2-11 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 fields in the BIOS setup program. To set an administrator pa...
Page 44 - Ai Tweaker menu; values can cause the system to malfunction.; Displays the current DRAM speed.
2-12 ASUS P8H61-I LX 2.4 Ai Tweaker menu The Ai Tweaker menu items allow you to configure overclocking-related items. Be cautious when changing the settings of the Ai Tweaker menu items. Incorrect field values can cause the system to malfunction. The configuration options for this section vary depen...
Page 45 - DRAM Timing Control; Enhanced Intel SpeedStep Technology [Enabled]; Enhanced Intel; and; Turbo Mode
Chapter 2: BIOS information 2-13 2.4.3 GPU Boost [OK] [OK] Select [OK] to automatically optimize the iGPU frequency. [Cancel] Select [Cancel] to use a fixed iGPU frequency. 2.4.4 DRAM Timing Control The sub-items in this menu allow you to set the DRAM timing control features. Use the <+> and &...
Page 46 - can cause the system to malfunction.; Advanced menu; CPU Configuration; Disables the CPU thermal monitor function.
2-14 ASUS P8H61-I LX Be cautious when changing the settings of the Advanced menu items. Incorrect field values can cause the system to malfunction. 2.5 Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Main Ai Tweaker Advanced Monitor Boot T...
Page 47 - Intel Virtualization Technology [Disabled]; Enhanced Intel SpeedStep Technology
Chapter 2: BIOS information 2-15 CPU C1E [Enabled] [Enabled] Enables the C1E support function. This item should be enabled in order to enable the Enhanced Halt State. [Disabled] Disables this function. CPU C3 Report [Enabled] Allows you to disable or enable the CPU C3 report to the operating system....
Page 48 - Not Present; Allows you to set the SATA configuration.; • Due to H61 chipset limitation, AHCI Mode only works on Windows
2-16 ASUS P8H61-I LX 2.5.2 System Agent Configuration Initiate Graphic Adapter [PEG/iGPU] Allows you to decide which graphics controller to use as the primary boot device. Configuration options: [iGPU] [PEG/iGPU] iGPU Memory [64M] Allows you to set the iGPU memory size. Configuration options: [32M] ...
Page 49 - USB Configuration; USB Devices; item shows; None
Chapter 2: BIOS information 2-17 Serial-ATA Controller 0 [Enhanced] This item appears only when you set the SATA Mode item to [IDE Mode]. [Disabled] Disables the SATA function. [Enhanced] Set to [Enhanced] to support more than four SATA devices. [Compatible] Set to [Compatible] when using Windows 98...
Page 50 - Enables the High Definition Audio Controller.; HD Audio Controller; Enables the High Definition Audio Controller.; HD Audio Controller
2-18 ASUS P8H61-I LX 2.5.6 Onboard Devices Configuration HD Audio Controller [Enabled] [Enabled] Enables the High Definition Audio Controller. [Disabled] Disables the controller. The following item appears only when you set the HD Audio Controller item to [Enabled]. Panel Type [HD] Allows you to set...
Page 51 - APM; will become user-configurable with set values.
Chapter 2: BIOS information 2-19 Realtek PXE OPROM [Disabled] This item appears only when you set the previous item to [Enabled] and allows you to enable or disable the PXE OptionRom of the Realtek LAN controller. Configuration options: [Enabled] [Disabled] 2.5.7 APM Restore AC Power Loss [Power Off...
Page 52 - Monitor menu; temperatures. Select; if you do not wish to display the detected temperatures.; Ignore; if you do not wish to display the detected speed.; Scroll down to display the following items:
2-20 ASUS P8H61-I LX 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 Temperature / MB Temperature [xxx�C/xxx�F] [xxx�C/xxx�F] The onboard hardware monitor automatically detects and displays the CPU and motherboard t...
Page 53 - the maximum duty cycle.; Chassis Q-Fan Control
Chapter 2: BIOS information 2-21 CPU Fan Speed Low Limit [600 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. Configuration options: [Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM] CPU Fan Profile [Stand...
Page 54 - The following four items appear only when you set; Chassis Fan Profile; operate at the maximum duty cycle.; voltage regulators. Select; if you do not want to detect this item.
2-22 ASUS P8H61-I LX The following four items appear only when you set Chassis Fan Profile to [Manual]. Chassis Upper Temperature [70] Use the <+> and <-> keys to adjust the upper limit of the CPU temperature. The values range from 40ºC to 90ºC. Chassis Fan Max. Duty Cycle(%) [100] Use t...
Page 55 - Boot menu; The Boot menu items allow you to change the system boot options.; Set this item to [Enabled] to use the ASUS MyLogo 2TM feature.; When this item is set to
Chapter 2: BIOS information 2-23 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] Enabl...
Page 56 - manufacturer had set the add-on device to do so.; installed in the system.; Boot Override; booting from the selected device.
2-24 ASUS P8H61-I LX 2.7.4 Option ROM Messages [Force BIOS] [Force BIOS] The third-party ROM messages will be forced to display during the boot sequence. [Keep Current] The third-party ROM messages will be displayed only if the third-party manufacturer had set the add-on device to do so. 2.7.5 Setup...
Page 57 - Tools menu; ASUS EZ Flash Utility; For more details, see section; ASUS SPD Information; This item allows you to store or load multiple BIOS settings.; Setup Profile Status; items show; Not Installed; if no profile is created.; Save to Profile; Load from Profile; Yes
Chapter 2: BIOS information 2-25 2.8 Tools menu The Tools menu items allow you to configure options for special functions. Select an item then press <Enter> to display the submenu. 2.8.1 ASUS EZ Flash Utility Allows you to run ASUS EZ Flash 2. Press [Enter] to launch the ASUS EZ Flash 2 screen...
Page 58 - a confirmation window appears. Select; Discard Changes & Exit; ASUS EZ Mode; the available devices that have a filesystem.
2-26 ASUS P8H61-I LX 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. You can access the EZ Mode from the Exit menu. Load Optimized Defaults This option allows you to load the default values for eac...
Page 59 - Federal Communications Commission Statement; to operate this equipment.; IC: Canadian Compliance Statement; Notices
ASUS P8H61-I LX A-1 Appendices 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 interfer...
Page 60 - KC: Korea Warning Statement; This class B digital apparatus complies with Canadian ICES-003.; DO NOT; REACH
A-2 Appendices VCCI: Japan Compliance StatementVCCI Class B Statement KC: Korea Warning Statement Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations o...
Page 61 - ASUS contact information; ASUSTeK COMPUTER INC.; Technical Support
ASUS contact information ASUSTeK COMPUTER INC. Address 15 Li-Te Road, Peitou, Taipei, Taiwan 11259 Telephone +886-2-2894-3447 Fax +886-2-2890-7798 E-mail [email protected] Web site www.asus.com.tw Technical Support Telephone +86-21-38429911 Online support support.asus.com ASUS COMPUTER INTERNATIONAL...
Page 62 - DECLARATION OF CONFORMITY
EC Declaration of Conformity We, the undersigned, Manufac ture r: A S U S Te k C O M P U TE R IN C . Addre ss, City : N o. 1 50 , L I-T E R D ., P E IT O U , T A IP E I 1 12 , T A IW A N R .O .C . C ou nt ry : TAIWAN Autho rized repres entati ve in Europe: A S U S C O M PU TE R G m bH A dd re ss , C...