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Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.
Contents Safety information ..................vi About this guide ..................vii P8H61-M LX2 R2.0 specifications summary ..........ix Chapter 1 Product introduction Before you proceed ..............1-1 Motherboard overview ..............1-2 1.2.1 Placement direction ............1-2 1.2.2 Screw holes ..............1-2 1.2.3...
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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 BIOS setup program ..............2-7 Main menu .................. 2-11 2.3.1 System Language [English] ...........2-11...
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PCI ROM Priority ............2-28 2.7.8 Boot Option Priorities ............ 2-28 2.7.9 Boot Override ..............2-28 Tools menu ................. 2-29 2.8.1 ASUS EZ Flash Utility ........... 2-29 2.8.2 ASUS SPD Information ..........2-29 2.8.3 ASUS O.C. Profile ............2-29 Exit menu ..................2-30 Appendices Notices .......................A-1...
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 are connected. If possible, disconnect all power cables from the existing system before you add a device.
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: • Chapter 1: Product introduction This chapter describes the supported features of the motherboard. •...
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Refer to the following sources for additional information and for product and software updates. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Refer to the ASUS contact information. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.
3GB system memory if you are using a Windows 32-bit operating system. ® ** Refer to www.asus.com or this user manual for the Memory QVL (Qualified Vendors List) Graphics Multi-VGA Output Support: DVI-D and D-SUB Ports DVI with Max.
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1 x I/O shield 1 x User Manual 1 x Support DVD Support DVD Drivers ASUS PC Probe II ASUS Update Anti-virus software (OEM version) Form factor uATX form factor: 9.6 in x 7.8 in (24.4 cm x 19.82 cm)
Chapter 1 Product introduction Thank you for buying an ASUS P8H61-M LX2 R2.0 Series motherboard! ® Before you start installing the motherboard, and hardware devices on it, check the items in your motherboard package. Refer to page x for the list of accessories.
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 P8H61-M LX2 R2.0 ASUS P8H61-M LX2 R2.0...
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 shoulder the cost of repair only if the damage is shipment/transit-related. • Keep the cap after installing the motherboard. ASUS will process Return Merchandise Authorization (RMA) requests only if the motherboard comes with the cap on the LGA1155 socket.
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Lift the load lever in the direction of the arrow until the load plate is completely lifted. Load plate Remove the PnP cap from the CPU socket by lifting the tab only. PnP cap Position the CPU over the socket, ensuring that the gold triangle is on the bottom-left corner of the socket, and CPU notches...
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Close the load plate (A), and then push down the load lever (B), ensuring that the front edge of the load plate slides under the retention knob (C). Insert the load lever under the retention tab. ASUS P8H61-M LX2 R2.0...
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 ®...
Connect the CPU fan cable to the connector on the motherboard labeled CPU_FAN. CPU_FAN P8H61-M LX2 R2.0 P8H61-M LX2 R2.0 CPU fan connector Do not forget to connect the CPU fan connector! Hardware monitoring errors can occur if you fail to plug this connector.
DDR2 DIMM socket. DDR3 modules are developed for better performance with less power consumption. The figure illustrates the location of the DDR3 DIMM sockets: Channel Sockets Channel A DIMM_A1 Channel B DIMM_B1 P8H61-M LX2 R2.0 P8H61-M LX2 R2.0 240-pin DDR3 DIMM sockets Chapter 1: Product introduction...
2.4 Ai Tweaker menu for manual memory frequency adjustment. • For system stability, use a more efficient memory cooling system to support a full memory load (2 DIMMs) or overclocking condition. P8H61-M LX2 R2.0 Motherboard Qualified Vendors Lists (QVL) DDR3-1066 MHz capability DIMM socket Chip...
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. Press the retaining clips outward to DIMM notch unlock a DIMM socket.
This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express specifications. 1.5.5 PCI Express x16 slot This motherboard has a PCI Express 2.0 x16 slot that supports PCI Express x16 2.0 graphic cards complying with the PCI Express specifications. 1-18 ASUS P8H61-M LX2 R2.0...
Normal Clear RTC (Default) P8H61-M LX2 R2.0 Clear RTC RAM To erase the RTC RAM: 1. Turn OFF the computer and unplug the power cord. 2. Move the jumper cap from pins 1-2 (default) to pins 2-3. Keep the cap on pins 2-3 for about 5-10 seconds, then move the cap back to pins 1-2.
Mic In Bass/Center Bass/Center Lime (Front panel) – – – Side Speaker Out To configure an 8-channel audio output: Use a chassis with HD audio module in the front panel to support 8-channel audio output. 1-20 ASUS P8H61-M LX2 R2.0...
Legacy AC’97 pin definition compliant definition P8H61-M LX2 R2.0 Front panel audio connector • We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard’s high-definition audio capability. • If you want to connect a high-definition front panel audio module to this connector, set the Front Panel Type item in the BIOS setup to [HD].
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• If you are uncertain about the minimum power supply requirement for your system, refer to the Recommended Power Supply Wattage Calculator at http://support.asus. com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details. Serial port connector (10-1 pin COM1) This connector is for a serial (COM) port.
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P8H61-M LX2 R2.0 +12V Rotation P8H61-M LX2 R2.0 CPU connectors 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! The CPU_FAN connector supports a CPU fan of maximum 2A (24 W) fan power.
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S/PDIF Out module cable to this connector, then install the module to a slot opening at the back of the system chassis. P8H61-M LX2 R2.0 SPDIF_OUT P8H61-M LX2 R2.0 Digital audio connector The S/PDIF module is purchased separately. 1-24 ASUS P8H61-M LX2 R2.0...
PIN 1 P8H61-M LX2 R2.0 HD_LED RESET P8H61-M LX2 R2.0 System panel connector • 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 blinks when the system is in sleep mode.
The contents of the Support DVD are subject to change at any time without notice. Visit the ASUS website at www.asus.com for updates. To run the Support DVD Place the Support DVD into the optical drive.
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 the motherboard BIOS in Windows environment. ®...
Follow the onscreen 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.
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 file when it fails or gets corrupted during the updating process. You can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that contains the updated BIOS file.
2.1.4 ASUS BIOS Updater The ASUS BIOS Updater allows you to update the BIOS in a DOS environment. This utility also allows you to copy the current BIOS file for use as a backup when the BIOS fails or gets corrupted during the updating process.
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Backing up the current BIOS To backup the current BIOS file using the BIOS Updater Ensure that the USB flash drive is not write-protected and has at least 4MB free space to save the file. At the FreeDOS prompt, type bupdater /o[filename] and press <Enter>. D:\>bupdater /oOLDBIOS1.rom Filename Extension The [filename] is any user-assigned name with no more than eight alphanumeric...
• Load the BIOS default settings to ensure system compatibility and stability. Select the Load Optimized Defaults item under the Exit menu. Refer to section 2.9 Exit menu for details. • Reconnect all SATA hard disk drives after updating the BIOS file if you have disconnected them. ASUS P8H61-M LX2 R2.0...
• The BIOS setup screens shown in 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.
Selects the boot selected mode on the right hand side device priority • The boot device options vary depending on the devices installed. • The Boot Menu(F8) button is available only when there is an available boot device. ASUS P8H61-M LX2 R2.0...
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 select ASUS EZ Mode. Back button Menu items...
You cannot select an item that is not user- configurable. A configurable field is highlighted when selected. To change the value of a field, select it and press <Enter> to display a list of options. 2-10 ASUS P8H61-M LX2 R2.0...
Main menu The Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu provides you with an overview of 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 language version from the options.
To clear the administrator password, follow the same steps as in changing an administrator password, but press <Enter> when prompted to create/confirm the password. After you clear the password, the Administrator Password item on top of the screen shows Not Installed. 2-12 ASUS P8H61-M LX2 R2.0...
User Password If you have set a user password, you must enter the user password for accessing the system. The User Password item on top of the screen shows the default Not Installed. After you set a password, this item shows Installed. To set a user password: Select the User Password item and press <Enter>.
[DDR3-1066MHz] [DDR3-1333MHz] [DDR3-1600MHz] [DDR3-1866MHz] [DDR3-2133MHz] [DDR3-2400MHz] Selecting a very high memory frequency may cause the system to become unstable! If this happens, revert to the default setting. Memory frequency options would depend on installed CPU. 2-14 ASUS P8H61-M LX2 R2.0...
2.4.3 OC Tuner OC Tuner automatically overclocks the frequency and voltage of CPU and DRAM for enhancing the system performance. Press <Enter> and select OK to start automatic overclocking. Configuration options: [OK] [Cancel] 2.4.4 DRAM Timing Control The sub-items in this menu allow you to set the DRAM timing control features. Use the <+> and <->...
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 field values can cause the system to malfunction. 2-16 ASUS P8H61-M LX2 R2.0...
2.5.1 CPU 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. Scroll down to display the following items: Intel Adaptive Thermal Monitor [Enabled] [Enabled] Enables the overheated CPU to throttle its clock speed to cool down.
Allows processor cores to run faster than marked frequency in specific condition. [Disabled] Disables this function. CPU C1E [Auto] [Enabled] Enables the C1E support function. This item should be enabled in order to enable the Enhanced Halt State. [Disabled] Disables this function. 2-18 ASUS P8H61-M LX2 R2.0...
CPU C3 Report [Auto] Allows you to disable or enable the CPU C3 report to OS. CPU C6 Report [Auto] Allows you to disable or enable the CPU C6 report to OS. 2.5.2 PCH Configuration High Precision Timer [Enabled] Allows you to enable or disable the High Precision Event Timer. Configuration options: [Enabled] [Disabled] Intel(R) Rapid Start Technology Intel(R) Rapid Start Technology [Disabled]...
S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) 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. Configuration options: [Enabled] [Disabled] 2-20 ASUS P8H61-M LX2 R2.0...
• Due to H61 Chipset limitation, AHCI Mode only works on Windows Vista / Windows ® ® Please use IDE Mode on Windows ® • [IDE] is the default SATA type. Under Windows XP, there is no need to change the ®...
Allows you to enable or disable the serial port (COM). Configuration options: [Enabled] [Disabled] Change Settings [IO=3F8h; IRQ=4] Allows you to select the Serial Port base address. Configuration options: [IO=3F8h; IRQ=4] [IO=2F8h; IRQ=3] [IO=3E8h; IRQ=4] [IO=2E8h; IRQ=3] 2-22 ASUS P8H61-M LX2 R2.0...
2.5.7 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 off 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.
The onboard hardware monitor automatically detects and displays the CPU and chassis fan speeds in rotations per minute (RPM). If the fan is not connected to the motherboard, the field shows N/A. Select Ignore if you do not wish to display the detected speed. 2-24 ASUS P8H61-M LX2 R2.0...
2.6.3 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators. Select Ignore if you do not want to detect this item. 2.6.4 CPU Q-Fan Control [Enabled] [Disabled] Disables the CPU Q-Fan control feature.
60% to 100%. When the chassis temperature is under 40ºC, the chassis fan will operate at the minimum duty cycle. 2.6.6 Anti Surge Support [Enabled] This item allows you to enable or disable the Anti Surge function. Configuration options: [Disabled] [Enabled] 2-26 ASUS P8H61-M LX2 R2.0...
[Disabled] Disables the full screen logo display feature. Set this item to [Enabled] to use the ASUS MyLogo 2™ feature. Post Report [5 sec] This item appears only when the Full Screen Logo item is set to [Disabled] and allows you to set the waiting time for the system to display the post report.
<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. For more details, see section 2.1.2 ASUS EZ Flash 2. 2.8.2...
This option allows you to enter the EZ Mode screen. Launch EFI Shell from filesystem device This option allows you to attempt to launch the EFI Shell application (shellx64.efi) from one of the available devices that have a filesystem. 2-30 ASUS P8H61-M LX2 R2.0...
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.
ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components as well as the packaging materials. Please go to http://csr.asus.com/english/Takeback.htm for the detailed recycling information in different...
+1-510-739-3777 +1-510-608-4555 Web site usa.asus.com Technical Support Telephone +1-812-282-2787 Support fax +1-812-284-0883 Online support support.asus.com ASUS COMPUTER GmbH (Germany and Austria) Address Harkort Str. 21-23, D-40880 Ratingen, Germany +49-2102-959911 Web site www.asus.de Online contact www.asus.de/sales Technical Support Telephone +49-1805-010923* Support Fax...