Asus P7H55 manual

Motherboard P7H55/USB3[...]

ii E5833 First Edition (V1) May 2010 Copyright © 2010 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 purch[...]

iii Contents Notices ......................................................................................................... vi Safety information ..................................................................................... vii About this guide ....................................................................................... viii P[...]

iv Contents 2.1.1 ASUS Update .................................................................. 2-1 2.1.2 ASUS EZ Flash 2 ............................................................ 2-2 2.1.3 ASUS CrashFree BIOS 3 utility ...................................... 2-3 2.2 BIOS setup program ............................................................[...]

v Contents 2.5.2 Uncore Conguration .................................................... 2-17 2.5.3 Onboard Device Conguration ...................................... 2-17 2.5.4 USB Conguration ........................................................ 2-17 2.5.5 PCIPnP .........................................................................[...]

vi 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, and • This device must accept any interference received including interference that may cause undesired operation. This equipment has b[...]

vii 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 al[...]

viii About this guide This user guide contains the information you need when installing and conguring the motherboard. How this guide is organized This guide contains the following parts: • Chapter 1: Product introduction This chapter describes the features of the motherboard and the new technology it supports. • Chapter 2: BIOS information [...]

ix P7H55/USB3 specications summary (continued on the next page) CPU LGA1 156 socket for Intel ® Core™ i7 / Core™ i5 / Core™ i3 / Pentium™ Processors Supports Intel ® T urbo Boost T echnology * The Intel ® Turbo Boost T echnology support depends on the CPU types. ** Refer to www .asus.com for Intel CPU support list Chipset Intel ® H55[...]

x P7H55/USB3 specications summary ASUS Unique Features Hybrid Processer: - ASUS T urboV EVO, T urboV , Auto Tuning Hybrid Switch: - T urbo Key II Hybrid OS: - Express Gate ASUS Exclusive Features: - MemOK! - ASUS EPU ASUS Quiet Thermal Solution: - ASUS Fanless Design: Stylish Heatsink Solution, MOS Heatsink - ASUS Fan Xpert ASUS EZ DIY : - ASUS [...]

xi P7H55/USB3 specications summary Internal I/O Connectors 2 x USB connectors support additional 4 USB ports 6 x SA T A 3Gb/s connectors 1 x 4-pin CPU Fan connector 1 x 3-pin Chassis Fan connector 1 x 3-pin Power Fan connector 1 x Front panel audio connector 1 x S/PDIF Out header 1 x CD audio in 1 x 24-pin EA TX Power connector 1 x 4-pin A TX 12[...]

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ASUS P7H55/USB3 1-1 If any of the items is damaged or missing, contact your retailer . 1.1 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 ground[...]

1-2 Chapter 1: Product introduction 1.2.2 Layout contents 1.2 Motherboard overview 1.2.1 Motherboard layout 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. Ensure that you install the mo[...]

ASUS P7H55/USB3 1-3 1.3 Central Processing Unit (CPU) The motherboard comes with a surface mount LGA1 156 socket designed for the Intel ® 1.3.1 Installing the CPU T o install a CPU: 1. Locate the CPU socket on the motherboard. Ensure that all power cables are unplugged before installing the CPU. • Upon purchase of the motherboard, ensure that th[...]

1-4 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 ts in only one correct orientation. DO NOT force the CPU into the socket to prevent bending the connectors on the socket and dam[...]

ASUS P7H55/USB3 1-5 7. 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). B A C 8. Insert the load lever under the retention tab. 6. Apply some Thermal Interface Material to the exposed area of the CPU that the heatsink will be in contact with, ensurin[...]

1-6 Chapter 1: Product introduction 1.3.2 Installing the CPU heatsink and fan The Intel ® LGA1 156 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 heatsink assembly . If you buy a CPU separately [...]

ASUS P7H55/USB3 1-7 3. Connect the CPU fan cable to the connector on the motherboard labeled CPU_F AN. 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 T o uninstall the CPU heatsink and fan: 1. Disconnect the CPU fan cable from the [...]

1-8 Chapter 1: Product introduction 1.4 System memory 1.4.1 Overview The motherboard comes with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules (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 P7H55/USB3 1-9 1.4.2 Memory congurations Y ou may install 1GB, 2GB and 4GB unbuffered and non-ECC DDR3 DIMMs into the DIMM sockets. • 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[...]

1-10 Chapter 1: Product introduction P7H55/USB3 Motherboard Qualied V endors Lists (QVL) DDR3-2133MHz capability for Intel L ynneld CPU V endor Part No. Size SS/DS Chip Brand Chip NO. Timing V oltage DIMM socket support (Optional) A* B* C* GEIL GE34GB2133C9DC (XMP) 4GB (2 x 2GB) DS - - 9-9-9-28 1.65 • • P7H55/USB3 Motherboard Qualied V[...]

ASUS P7H55/USB3 1-1 1 P7H55/USB3 Motherboard Qualied V endors Lists (QVL) DDR3-1600MHz capability for Intel Clarkdale CPU V endor Part No. Size SS/ DS Chip Brand Chip NO. Timing Dimm(Bios) V oltage DIMM socket support (Optional) A* B* C* A-DA TA AD31600G001GMU 1GB SS - - 9-9-9-24 1.65~1.85 • • A-DA TA AX3U1600GB1G9-AG 2GB(2 x 1GB) SS - - 9-9[...]

1-12 Chapter 1: Product introduction P7H55/USB3 Motherboard Qualied V endors Lists (QVL) DDR3-1333MHz capability for Intel L ynneld CPU V endor Part No. Size SS/DS Chip Brand Chip NO. Timing V oltage DIMM socket support (Optional) A* B* C* A-DA TA AD3133301GOU 1GB SS A-DAT A AD30908C8D-15IG - - • • • A-DA TA AD31333002GOU 2GB DS A-DAT A[...]

ASUS P7H55/USB3 1-13 P7H55/USB3 Motherboard Qualied V endors Lists (QVL) DDR3-1333MHz capability for Intel Clarkdale CPU V endor Part No. Size SS/ DS Chip Brand Chip NO. Timing Dimm(Bios) V oltage DIMM socket support (Optional) A* B* C* A-DA TA AD3133301GOU 1GB SS A-DAT A AD30908C8D-15IG - - • • A-DA TA AX3U1333PB2G7-2P 4GB(2 x 2GB) DS - - 7[...]

1-14 Chapter 1: Product introduction P7H55/USB3 Motherboard Qualied V endors Lists (QVL) DDR3-1333MHz capability for Intel Clarkdale CPU (continued) P7H55/USB3 Motherboard Qualied V endors Lists (QVL) DDR3-1067MHz capability for Intel L ynneld CPU V endor Part No. Size SS/DS Chip Brand Chip NO. Timing Voltage DIMM socket support (Optional)[...]

ASUS P7H55/USB3 1-15 V endor Part No. Size SS/ DS Chip Brand Chip NO. Timing Dimm(Bios) V oltage DIMM socket support (Optional) A* B* C* Crucial CT12864BA1067.8FF 1GB SS MICRON D9KPT 7 - • • • Crucial CT12864BA1067.8SFD 1GB SS MICRON D9JNL 7 - • • • Crucial CT12872BA1067.9FF 1GB SS MICRON D9KPT(ECC) 7 - • • • Crucial CT25664BA1067[...]

1-16 Chapter 1: Product introduction 1.4.4 Removing a DIMM 1. Simultaneously press the retaining clips outward to unlock the DIMM. 2. Remove the DIMM from the socket. 1.4.3 Installing a DIMM 3. Hold the DIMM by both of its ends, then insert the DIMM vertically into the socket. Apply force to both ends of the DIMM simultaneously until the retaining [...]

ASUS P7H55/USB3 1-17 1.5 Expansion slot In the future, you may need to install expansion cards. The following sub-sections describe the slot and the expansion cards that it supports. Unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components. 1.5.1 Installing an [...]

1-18 Chapter 1: Product introduction 1.6 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 P7H55/USB3 1-19 • The DRAM_LED also lights when the DIMM is not properly installed. T urn off the system and reinstall the DIMM before using the MemOK! function. • Press the MemOK! switch under Windows™ OS environment will reboot the computer and start memory tuning. • During the tuning process, the system loads and tests failsafe memo[...]

1-20 Chapter 1: Product introduction 2. T urbo Key II switch This switch allows you to auto-tune your CPU to enhance the system performance. • The LED near the T urbo Key II switch lights when the switch setting is turned to Enable . • If you clear the CMOS or load the BIOS setup defaults, the related overclocking items in the BIOS menu follow [...]

ASUS P7H55/USB3 1-21 1.8 Connectors 1.8.1 Rear panel connectors 1. PS/2 mouse port (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 on the next page for the LAN port LED indicators. ACT/LINK LED SPEED LED Status Description Status[...]

1-22 Chapter 1: Product introduction • For a fully congured system, we recommend that you use a power supply unit (PSU) that complies with A TX 12 V Specication 2.0 (or later version) and provides a minimum power of 350 W . • Do not forget to connect the 4-pin EA TX12V power plug. Otherwise, the system will not boot. • If you are uncert[...]

ASUS P7H55/USB3 1-23 Do not forget to connect the fan cables to the fan connectors. Insufcient air ow inside the system may damage the motherboard components. These are not jumpers! Do not place jumper caps on the fan connectors! 2. CPU, chassis, and power fan connectors (4-pin CPU_F AN, 3-pin CHA_F AN, 3-pin PWR_F AN) The fan connectors supp[...]

1-24 Chapter 1: Product introduction 4. Front panel audio connector (10-1 pin AAFP) This connector is for a chassis-mounted front panel audio I/O module that supports either HD Audio or legacy AC`97 audio standard. Connect one end of the front panel audio I/O module cable to this connector . • We rec ommend that you co nnec t a high -denit ion[...]

ASUS P7H55/USB3 1-25 6. Intel ® H55 Serial A T A connectors (7-pin SA T A1-6) These connectors are for the Serial A T A signal cables for Serial A T A hard disk drives and optical disc drives. • These connectors are set to Standard IDE mode by default. In Standard IDE mode, you can connect Serial A T A boot/data hard disk drives to these connect[...]

1-26 Chapter 1: Product introduction 7. System panel connector (20-8 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 P7H55/USB3 1-27 8. USB connectors (10-1 pin USB910, USB1 1 12) 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cation that supports up to 480 Mbps connection speed. Y ou [...]

1-28 Chapter 1: Product introduction The Drivers menu shows the available device drivers if the system detects installed devices. Install the necessary drivers to use the devices. The Utilities menu shows the applications and other software that the motherboard supports. The Make disk menu contains items to create the RAID/AHCI driver disk. The Man[...]

ASUS P7H55/USB3 2-1 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 . • ASUS Update requires an Internet connection either through a network or an Internet Service Provider (ISP). • This utility is availab[...]

2-2 Chapter 2: BIOS information 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 le from the ASUS website at www .asus.com. T o update the BIOS using EZ Flash 2: 1. Insert the USB ash disk that contains the latest [...]

ASUS P7H55/USB3 2-3 2. When the correct BIOS le is found, EZ Flash 2 performs the BIOS update process and automatically reboots the system when done. • Only a USB ash disk with F A T 32/16 format and single partition can support the ASUS EZ Flash 2 utility . • Do not shut down or reset the system while updating the BIOS to prevent system [...]

2-4 Chapter 2: BIOS information 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 S[...]

ASUS P7H55/USB3 2-5 2.3.1 SA T A 1-6 While entering Setup, the BIOS automatically detects the presence of IDE/SA T A devices. There is a separate submenu for each IDE/SA T A device. Select a device item then press <Enter> to display the SA T A device information. The BIOS automatically detects the values opposite the dimmed items (Device, V e[...]

2-6 Chapter 2: BIOS information 32Bit Data T ransfer [Enabled] [Enabled] Sets the IDE controller to combine two 16-bit reads from the hard disk into a single 32-bit double word transfer to the processor . This makes more efcient use of the PCI bus as fewer transactions are needed for the transfer of a particular amount of data. [Disabled] Disabl[...]

ASUS P7H55/USB3 2-7 2.3.4 System Information This menu gives you an overview of the general system specications. The BIOS automatically detects the BIOS information, CPU specication, and system memory in this menu.[...]

2-8 Chapter 2: BIOS information 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 chapter vary depending on the CPU and DIMM model yo[...]

ASUS P7H55/USB3 2-9 2.4.2 Ai Overclock T uner [Auto] Allows selection of CPU overclocking options to achieve desired CPU internal frequency . Select either one of the preset overclocking conguration options: Manual Allows you to individually set overclocking parameters. Auto Loads the optimal settings for the system. D.O.C.P Overclocks DRAM freq[...]

2-10 Chapter 2: BIOS information 2.4.4 Intel(R) SpeedStep(TM) T ech [Enabled] When set to [Disabled], the CPU runs at its default speed. When set to [Enabled], the CPU speed is controlled by the operating system. Conguration options: [Disabled] [Enabled] 2.4.5 Intel(R) T urboMode T ech [Enabled] This item appears only if you set the CPU Ratio Se[...]

ASUS P7H55/USB3 2-1 1 2.4.10 OC T uner [T urbo Prole] OC T uner automatically overclocks the frequency and voltage of CPU and DRAM. Choose [Good Performance] or [Better Performance] as a stable setting for daily use. Choose [T urbo Prole] as an advanced overclocking setting for special purposes. Conguration options: [Good Performance] [Bet[...]

2-12 Chapter 2: BIOS information FOUR ACT WIN T ime [Auto] Conguration options: [Auto] [1 DRAM Clock] – [63 DRAM Clock] Back-T o-Back CAS# Delay [Auto] Conguration options: [Auto] [4 DRAM Clock] – [32 DRAM Clock] 2nd Information: 2N-44-0 The values vary depending on your settings of the following sub-items: T iming Mode [Auto] Congurat[...]

ASUS P7H55/USB3 2-13 2.4.13 CPU Differential Amplitude [Auto] Different AMP might enhance BCLK overclocking ability . Conguration options: [Auto] [700mV] [800mV] [900mV] [1000mV] 2.4.14 CPU Clock Skew [Auto] Adjusting this item may help enhancing BCLK overclocking ability . Y ou may need to adjust the CPU Clock Skew item at the same time. Con[...]

2-14 Chapter 2: BIOS information 2.4.18 CPU PLL V oltage [Auto] Allows you to set the CPU PLL voltage. The values range from 1.8V to 2.5V with a 0.0125V interval. 2.4.19 PCH V oltage [Auto] Allows you to set the Platform Controller Hub voltage. The values range from 1.05V to 1.5V with a 0.0125V interval. • The values of the IMC V oltage , DRAM V [...]

ASUS P7H55/USB3 2-15 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. v02.61 (C)Copyright 1985-2010, American Megatrends, Inc. BIOS SETUP UTILITY Main Ai Twea[...]

2-16 Chapter 2: BIOS information Max CPUID V alue Limit [Disabled] [Enabled] Allows legacy operating systems to boot even without support for CPUs with extended CPUID functions. [Disabled] Disables this function. Intel(R) Virtualization T ech [Enabled] [Enabled] Allows a hardware platform to run multiple operating systems separately and simultaneou[...]

ASUS P7H55/USB3 2-17 C State package limit setting [Auto] This item appears only when you set the Intel(R) C-ST A TE T ech item to [Enabled]. We recommend that you set this item to [Auto] for BIOS to automatically detect the C-State mode supported by your CPU. Conguration options: [Auto] [C1] [C3] [C6] 2.5.2 Uncore Conguration The Uncore Con?[...]

2-18 Chapter 2: BIOS information USB Functions [Enabled] [Enabled] Enables the USB Host Controllers. [Disabled] Disables the controllers. The following items appear only when you set USB Support to [Enabled]. Legacy USB Support [Auto] [Disabled] Disables the function. [Enabled] Enables the support for USB devices on legacy operating systems (OS). [[...]

ASUS P7H55/USB3 2-19 2.6 Power menu The Power menu items allow you to change the settings for the Advanced Power Management (APM). Select an item then press <Enter> to display the conguration options. v02.61 (C)Copyright 1985-2010, American Megatrends, Inc. BIOS SETUP UTILITY Main Ai Tweaker Advanced Power Boot Tools Exit Select the ACPI s[...]

2-20 Chapter 2: BIOS information 2.6.6 APM Conguration Restore On AC Power Loss [Power Off] [Power Off] The system goes into off state after an AC power loss. [Power On] The system goes into on 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 [...]

ASUS P7H55/USB3 2-21 2.6.7 Hardware Monitor CPU/MB T emperature [xxx�C/xxx�F] [xxx�C/xxx�F] The onboard hardware monitor automatically detects and displays the CPU and motherboard temperatures. Select Ignored if you do not wish to display the detected temperatures. CPU Fan Speed [xxxxRPM] or [Ignored] / [N/A] Chassis Fan 1 Speed [xxxxRPM] o[...]

2-22 Chapter 2: BIOS information 2.7 Boot menu The Boot menu items allow you to change the system boot options. Select an item then press <Enter> to display the submenu. v02.61 (C)Copyright 1985-2010, American Megatrends, Inc. BIOS SETUP UTILITY Main Ai Tweaker Advanced Power Boot Tools Exit Species the Boot Device Priority sequence. A vir[...]

ASUS P7H55/USB3 2-23 Full Screen Logo [Enabled] [Disabled] Disables the full screen logo display feature. [Enabled] Enables the full screen logo display feature. Set this item to [Enabled] to use the ASUS MyLogo 2™ feature. AddOn ROM Display Mode [Force BIOS] [Force BIOS] The third-party ROM messages will be forced to display during the boot sequ[...]

2-24 Chapter 2: BIOS information After you have set a supervisor password, the other items appear to allow you to change other security settings. User Access Level [Full Access] This item allows you to select the access restriction to the Setup items. [No Access] Prevents user access to the Setup utility . [View Only] Allows access but does not all[...]

ASUS P7H55/USB3 2-25 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. v02.61 (C)Copyright 1985-2010, American Megatrends, Inc. BIOS SETUP UTILITY Main Ai Tweaker Advanced Power Boot Tools Exit ASUS O.C. Prole AI NET 2 ASUS EZ Flash 2 Expre[...]

2-26 Chapter 2: BIOS information 2.8.3 ASUS EZ Flash 2 Allows you to run ASUS EZ Flash 2. When you press <OK> , a conrmation message appears. Use the left/right arrow key to select between [Y es] or [No] , then press <OK> to conrm your choice. 2.8.4 Express Gate [Auto] Allows you to enable or disable the ASUS Express Gate feature.[...]

ASUS P7H55/USB3 2-27 2.9 Exit menu The Exit menu items allow you to load the optimal or failsafe default values for the BIOS items, and save or discard your changes to the BIOS items. Pressing <Esc> does not immediately exit this menu. Select one of the options from this menu or <F10> from the legend bar to exit. Exit & Save Changes[...]

2-28 Chapter 2: BIOS information[...]

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 800 Corporate Way , F[...]

EC Declaration of Conformity We, the undersigned, Manufacturer: ASUSTek COMPUTER INC. Address, City: No. 150, LI-TE RD., PEITOU, TAIPEI 112, TAIWAN R.O.C. Country: TAIWAN Authorized representative in Europe: ASUS C OMPUTER GmbH Address, City: HARKORT STR. 21-23, 40880 RATINGEN Country: GERMANY declare the following apparatus: Product name : Motherb[...]