MotherboardP8H61-M LX2 R2.0
xRear panel ports 1 x PS/2 Combo port1 x DVI1 x D-Sub port1 x LAN (RJ-45) port6 x USB 2.0 ports3 x Audio JacksInternal connectors/ switches/ buttons2
1-1Chapter 1: Product introductionChapter 1Product introduction • If any of the items is damaged or missing, contact your retailer.Thank you for buyi
ASUS P8H61-M LX2 R2.0 1-2P8H61-M LX2 R2.01.2 Motherboard overviewBefore you install the motherboard, study the conguration of your chassis to ensur
1-3Chapter 1: Product introduction1.2.3 Motherboard layout1.2.4 Layout contentsConnectors/Jumpers/Slots/LED Page Connectors/Jumpers/Slots/LED Page1.
ASUS P8H61-M LX2 R2.0 1-41.3 Central Processing Unit (CPU)The motherboard comes with a surface mount LGA1155 socket designed for the Intel® Second G
1-5Chapter 1: Product introduction3. Lift the load lever in the direction of the arrow until the load plate is completely lifted.Load plate4. Remove
ASUS P8H61-M LX2 R2.0 1-67. Close the load plate (A), and then push down the load lever (B), ensuring that the front edge of the load plate slides u
1-7Chapter 1: Product introduction1.3.2 Installing the CPU heatsink and fanThe Intel® LGA1155 processor requires a specially designed heatsink and fa
ASUS P8H61-M LX2 R2.0 1-83. Connect the CPU fan cable to the connector on the motherboard labeled CPU_FAN.Do not forget to connect the CPU fan conne
1-9Chapter 1: Product introductionP8H61-M LX2 R2.0 240-pin DDR3 DIMM socketsDIMM_A1DIMM_B1P8H61-M LX2 R2.01.4 System memory1.4.1 OverviewThe motherb
iiE7377First EditionMay 2012Copyright © 2012 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and software des
ASUS P8H61-M LX2 R2.0 1-101.4.2 Memory congurationsYou may install 512MB, 1GB, 2GB, and 4GB unbuffered non-ECC DDR3 DIMMs into the DIMM sockets.•
1-11Chapter 1: Product introductionDDR3-1333 MHz capability(continued on the next page)Vendors Part No. SizeSS/DSChip BrandChip NO. Timing VoltageDIMM
ASUS P8H61-M LX2 R2.0 1-12DDR3-1066 MHz capabilityDDR3-1333 MHz capabilityVendors Part No. SizeSS/DSChip Brand Chip NO. Timing VoltageDIMM socket sup
1-13Chapter 1: Product introductionVendor Part No. SizeSS/DSChip Brand Chip NO. Timing VoltageDIMM socket support1DIMM 2DIMMsRiDATA C304627CB1AG22Fe 2
ASUS P8H61-M LX2 R2.0 1-14Vendor Part No. SizeSS/DSChip BrandChip NO. Timing VoltageDIMM socket support (Optional)1DIMM 2DIMMsKINGSTON KHX1600C9D3P1K
1-15Chapter 1: Product introductionVendors Part No. Size SS/DSChip BrandChip NO.Timing VoltageDIMM socket support (optional)1DIMM 2DIMMsA-DATA AX3U186
ASUS P8H61-M LX2 R2.0 1-16DDR3-2200 MHz capabilityVendors Part No. Size SS/DSChip BrandChip NO. Timing VoltageDIMM socket support (optional)1DIMM 2DI
1-17Chapter 1: Product introduction1.4.3 Installing a DIMMUnplug the power supply before adding or removing DIMMs or other system components. Failure
ASUS P8H61-M LX2 R2.0 1-181.5 Expansion slotsIn the future, you may need to install expansion cards. The following sub-sections describe the slots a
1-19Chapter 1: Product introduction1.6 Jumpers Clear RTC RAM (3-pin CLRTC)This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You
iiiContentsSafety information ... viAbout this guide ...
ASUS P8H61-M LX2 R2.0 1-201.7 Connectors1.7.1 Rear panel connectors1. PS/2 Keyboard / Mouse Combo port. This port is for a PS/2 keyboard or PS/2 m
1-21Chapter 1: Product introduction6. 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
ASUS P8H61-M LX2 R2.0 1-22• For a fully congured system, we recommend that you use a power supply unit (PSU) that complies with ATX 12 V Specicati
1-23Chapter 1: Product introductionDo not forget to connect the fan cables to the fan connectors. Insufcient air ow inside the system may damage the
ASUS P8H61-M LX2 R2.0 1-246. 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 dr
1-25Chapter 1: Product introduction8. System panel connector (10-1 pin PANEL)This connector supports several chassis-mounted functions.• System powe
ASUS P8H61-M LX2 R2.0 1-2610. TPM connector (20-1 pin TPM) This connector supports a Trusted Platform Module (TPM) system, which can securely store
1-27Chapter 1: Product introduction1.8 Software support1.8.1 Installing an operating systemThis motherboard supports Windows® XP / Vista / 7 Operati
ASUS P8H61-M LX2 R2.0 1-28
Chapter 2: BIOS information 2-1Chapter 2BIOS informationSave a copy of the original motherboard BIOS le to a USB ash disk in case you need to restor
ivContentsChapter 2 BIOS information2.1 Managing and updating your BIOS ... 2-12.1.1 ASUS Update utility .
2-2 ASUS P8H61-M LX2 R2.0 2.1.2 ASUS EZ Flash 2The ASUS EZ Flash 2 feature allows you to update the BIOS without using an OS-based utility. Before yo
Chapter 2: BIOS information 2-3• This function supports USB ash disks formatted using FAT 32/16 on a single partition only.• DO NOT shut down or re
2-4 ASUS P8H61-M LX2 R2.0 Welcome to FreeDOS (http://www.freedos.org)!C:\>d:D:\>3. When the Make Disk menu appears, select the FreeDOS command
Chapter 2: BIOS information 2-52. The BIOS Updater backup screen appears indicating the BIOS backup process. When BIOS backup is done, press any key
2-6 ASUS P8H61-M LX2 R2.0 Updating the BIOS leTo update the BIOS le using BIOS Updater1. At the FreeDOS prompt, type bupdater /pc /g and press <
Chapter 2: BIOS information 2-7Using the power button, reset button, or the <Ctrl>+<Alt>+<Del> keys to force reset from a running op
2-8 ASUS P8H61-M LX2 R2.0 BIOS menu screenThe BIOS setup program can be used under two modes: EZ Mode and Advanced Mode. You can change modes from the
Chapter 2: BIOS information 2-9Advanced ModeThe Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. The
2-10 ASUS P8H61-M LX2 R2.0 Menu itemsThe highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main shows
Chapter 2: BIOS information 2-112.3 Main menuThe Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu p
vContents2.7 Boot menu ... 2-272.7.1 Bootup NumLock State [On] ...
2-12 ASUS P8H61-M LX2 R2.0 Administrator PasswordIf you have set an administrator password, we recommend that you enter the administrator password for
Chapter 2: BIOS information 2-13User PasswordIf you have set a user password, you must enter the user password for accessing the system. The User Pass
2-14 ASUS P8H61-M LX2 R2.0 2.4 Ai Tweaker menuThe Ai Tweaker menu items allow you to congure overclocking-related items.Be cautious when changing th
Chapter 2: BIOS information 2-152.4.3 OC TunerOC Tuner automatically overclocks the frequency and voltage of CPU and DRAM for enhancing the system pe
2-16 ASUS P8H61-M LX2 R2.0 Secondary Plane Current Limit [Auto]Use <+>/<-> to adjust the value.Be cautious when changing the settings of t
Chapter 2: BIOS information 2-17Intel Adaptive Thermal Monitor [Enabled][Enabled] Enables the overheated CPU to throttle its clock speed to cool down
2-18 ASUS P8H61-M LX2 R2.0 CPU Power Management Conguration CPU Ratio [Auto]Allows you to set the ratio between the CPU Core Clock and the BCLK Frequ
Chapter 2: BIOS information 2-19The following three items appear only when you set the Intel(R) Rapid Start Technology to [Enabled].Entry on S3 RTC Wa
2-20 ASUS P8H61-M LX2 R2.0 Entry on S3 RTC Wake [Enabled]Allows you to enable or disable the iFFS invocation upon S3 RTC wake. Conguration options: [
Chapter 2: BIOS information 2-212.5.4 System Agent CongurationMemory Remap Feature [Enabled][Enabled] Allow you to enable remapping the memory abov
viSafety informationElectrical safety• To prevent electric shock hazard, disconnect the power cable from the electric outlet before relocating the sy
2-22 ASUS P8H61-M LX2 R2.0 Legacy USB Support [Enabled][Enabled] Enables the support for USB devices on legacy operating systems (OS).[Disabled] The
Chapter 2: BIOS information 2-232.5.7 APMRestore AC Power Loss [Power Off][Power On] The system goes into on state after an AC power loss.[Power Off
2-24 ASUS P8H61-M LX2 R2.0 2.6 Monitor menuThe Monitor menu displays the system temperature/power status, and allows you to change the fan settings.S
Chapter 2: BIOS information 2-252.6.3 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V VoltageThe onboard hardware monitor automatically detects the voltag
2-26 ASUS P8H61-M LX2 R2.0 Chassis Fan Speed Low Limit [600 RPM]This item appears only when you enable the Chassis Q-Fan Control feature and allows yo
Chapter 2: BIOS information 2-272.7 Boot menuThe Boot menu items allow you to change the system boot options.2.7.1 Bootup NumLock State [On][On] Se
2-28 ASUS P8H61-M LX2 R2.0 2.7.4 Option ROM Messages [Force BIOS][Force BIOS] The third-party ROM messages will be forced to display during the boot
Chapter 2: BIOS information 2-292.8 Tools menuThe Tools menu items allow you to congure options for special functions. Select an item then press <
2-30 ASUS P8H61-M LX2 R2.0 2.9 Exit menuThe Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your
Appendices A-1AppendicesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is subject to the fol
viiAbout this guideThis user guide contains the information you need when installing and conguring the motherboard.How this guide is organizedThis gu
A-2 ASUS P8H61-M LX2 R2.0 VCCI: Japan Compliance StatementVCCI Class B StatementKC: Korea Warning StatementCanadian Department of Communications State
Appendices A-3ASUS contact informationASUSTeK COMPUTER INC.Address 15 Li-Te Road, Peitou, Taipei, Taiwan 11259Telephone +886-2-2894-3447Fax
A-4 ASUS P8H61-M LX2 R2.0 DECLARATION OF CONFORMITYPer FCC Part 2 Section 2. 1077(a) Responsible Party Name: Asus Computer International Address:
viiiBold text Indicates a menu or an item to select.Italics Used to emphasize a word or a phrase.<Key> Keys enclosed in the less-than and greate
ixP8H61-M LX2 R2.0 specications summary(continued on the next page)CPU LGA1155 socket for Intel® 3rd/2nd generation Core™ i7/ i5 / i3 / Pentium® / Ce
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