User Manual
Page 3
Contents Notices...v Safety information vi About this guide vi P7H55-M LE Series specifications summary viii Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.2.1 Motherboard layout 1-2 1.2.2 Layout contents 1-2 1.3 Central Processing Unit (CPU 1-3 1.4 System memory ... support 1-17 1.8.1 Installing an operating system 1-17 1.8.2 Support DVD information 1-17 Chapter 2: BIOS information 2.1 Managing and updating your BIOS 2-1 2.1.1 ASUS Update 2-1 2.1.2 ASUS EZ Flash 2 2-2 2.1.3 ASUS BIOS Updater 2-3 2.1.4 ASUS CrashFree BIOS 3 2-6 iii
Contents Notices...v Safety information vi About this guide vi P7H55-M LE Series specifications summary viii Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.2.1 Motherboard layout 1-2 1.2.2 Layout contents 1-2 1.3 Central Processing Unit (CPU 1-3 1.4 System memory ... support 1-17 1.8.1 Installing an operating system 1-17 1.8.2 Support DVD information 1-17 Chapter 2: BIOS information 2.1 Managing and updating your BIOS 2-1 2.1.1 ASUS Update 2-1 2.1.2 ASUS EZ Flash 2 2-2 2.1.3 ASUS BIOS Updater 2-3 2.1.4 ASUS CrashFree BIOS 3 2-6 iii
User Manual
Page 8
...® processors Supports Intel® next generation 32nm multi-core CPU * Refer to www.asus.com for P7H55-M LE only) Realtek® 8112L PCIe Gigabit LAN controller VIA® VT1708S 8-channel High Definition Audio CODEC - resolution: 2048 x 1536 @75Hz P7H55-M LX: Multi-VGA output support: DVI-D, and RGB ports - Supports Multi-streaming 12 x USB 2.0/1.1 ports...
...® processors Supports Intel® next generation 32nm multi-core CPU * Refer to www.asus.com for P7H55-M LE only) Realtek® 8112L PCIe Gigabit LAN controller VIA® VT1708S 8-channel High Definition Audio CODEC - resolution: 2048 x 1536 @75Hz P7H55-M LX: Multi-VGA output support: DVI-D, and RGB ports - Supports Multi-streaming 12 x USB 2.0/1.1 ports...
User Manual
Page 9
... audio connector 1 x System panel connector 1 x S/PDIF Out connector (for P7H55-M LE and P7H55-M LX only) 1 x COM connector (for P7H55-M LE and P7H55-M LX only) 1 x IDE connector (for P7H55-M LE only) 1 x Floppy disk drive connector (for P7H55-M LE only) 1 x LPT connector (for P7H55-M LE only) 64 Mb Flash ROM, AMI BIOS, PnP, DMI v2.0, WfM ...PXE, PME Wake up, WOR by Ring 2 x Serial ATA cables 1 x I/O shield 1 x IDE cable (for P7H55-M LE only) 1 x User Manual 1 x Support DVD Drivers ASUS PC Probe II ASUS Update Anti-virus software (OEM version) uATX form factor: 9.6 in x 8.6 in (24.4 cm x 22.9 cm)...
... audio connector 1 x System panel connector 1 x S/PDIF Out connector (for P7H55-M LE and P7H55-M LX only) 1 x COM connector (for P7H55-M LE and P7H55-M LX only) 1 x IDE connector (for P7H55-M LE only) 1 x Floppy disk drive connector (for P7H55-M LE only) 1 x LPT connector (for P7H55-M LE only) 64 Mb Flash ROM, AMI BIOS, PnP, DMI v2.0, WfM ...PXE, PME Wake up, WOR by Ring 2 x Serial ATA cables 1 x I/O shield 1 x IDE cable (for P7H55-M LE only) 1 x User Manual 1 x Support DVD Drivers ASUS PC Probe II ASUS Update Anti-virus software (OEM version) uATX form factor: 9.6 in x 8.6 in (24.4 cm x 22.9 cm)...
User Manual
Page 10
Refer to page ix for buying an ASUS® P7H55-M LE Series motherboard! Failure to do so may cause severe damage to avoid touching the ICs on them. • Whenever you uninstall any component, place it ... any component, switch off mode. Chapter 1 Product introduction Thank you for the list of accessories. If any of the onboard LED. SB_PWR P7H55-M LE ON OFF Standby Power Powered Off P7H55-M LE Onboard LED 1-1 Chapter 1: Product introduction Onboard LED This motherboard comes with the component. • Before you install or remove any motherboard component...
Refer to page ix for buying an ASUS® P7H55-M LE Series motherboard! Failure to do so may cause severe damage to avoid touching the ICs on them. • Whenever you uninstall any component, place it ... any component, switch off mode. Chapter 1 Product introduction Thank you for the list of accessories. If any of the onboard LED. SB_PWR P7H55-M LE ON OFF Standby Power Powered Off P7H55-M LE Onboard LED 1-1 Chapter 1: Product introduction Onboard LED This motherboard comes with the component. • Before you install or remove any motherboard component...
User Manual
Page 11
... (4-pin CPU_FAN, 3-pin CHA_FAN) 2. Front panel audio connector (10-1 pin AAFP) 1-16 Page 1-11 1-1 1-12 1-8 1-10 1-11 1-14 ASUS P7H55-M LE Series 1-2 The layout illustrations in the correct orientation. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. Serial ATA connectors (7-pin SATA1-6) 1-13...VGA LGA1156 USB3_6 FLOPPY LAN1_USB12 CHA_FAN AUDIO RTL 8112L VIA VT1708S AAFP CPU_FAN ICS 954 A4 Lithium Cell CMOS Power PCIEX16 P7H55-M LE PCI1 PCI2 PCIEX4_1 SPDIF_OUT USB1112 USB910 Intel® H55 64Mb BIOS SATA1 SATA2 SATA3 SATA4 USB78 CLRTC SATA5 SATA6 SB_PWR ...
... (4-pin CPU_FAN, 3-pin CHA_FAN) 2. Front panel audio connector (10-1 pin AAFP) 1-16 Page 1-11 1-1 1-12 1-8 1-10 1-11 1-14 ASUS P7H55-M LE Series 1-2 The layout illustrations in the correct orientation. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. Serial ATA connectors (7-pin SATA1-6) 1-13...VGA LGA1156 USB3_6 FLOPPY LAN1_USB12 CHA_FAN AUDIO RTL 8112L VIA VT1708S AAFP CPU_FAN ICS 954 A4 Lithium Cell CMOS Power PCIEX16 P7H55-M LE PCI1 PCI2 PCIEX4_1 SPDIF_OUT USB1112 USB910 Intel® H55 64Mb BIOS SATA1 SATA2 SATA3 SATA4 USB78 CLRTC SATA5 SATA6 SB_PWR ...
User Manual
Page 12
...cables are developed for the Intel® Core™ i7 / Core™ i5 / Core™ i3 / Pentium® processors. ASUS will process Return Merchandise Authorization (RMA) requests only if the motherboard comes with the cap on the LGA1156 socket. • The product ...the socket contacts are not bent. DDR3 modules are unplugged before installing the CPU. • Upon purchase of the DDR3 DIMM sockets: P7H55-M LE P7H55-M LE 240-pin DDR3 DIMM sockets DIMM_A1 DIMM_B1 1-3 Chapter 1: Product introduction 1.3 Central Processing Unit (CPU) This motherboard comes with a surface ...
...cables are developed for the Intel® Core™ i7 / Core™ i5 / Core™ i3 / Pentium® processors. ASUS will process Return Merchandise Authorization (RMA) requests only if the motherboard comes with the cap on the LGA1156 socket. • The product ...the socket contacts are not bent. DDR3 modules are unplugged before installing the CPU. • Upon purchase of the DDR3 DIMM sockets: P7H55-M LE P7H55-M LE 240-pin DDR3 DIMM sockets DIMM_A1 DIMM_B1 1-3 Chapter 1: Product introduction 1.3 Central Processing Unit (CPU) This motherboard comes with a surface ...
User Manual
Page 13
P7H55-M LE Series Motherboard Qualified Vendors List (QVL) DDR3-1333MHz capability Vendor A-Data A-Data A-Data Apacer CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR Crucial Crucial ... 256 megabits (Mb) chips or less. Any excess memory from the same vendor. • Due to install 4GB or more memory on the next page) ASUS P7H55-M LE Series 1-4 Use a maximum of 3) SS - - Micron 9KF27D9KPT - - - - - - The system maps the total size of 3 ) DS EBJ10UE8EDF0-DJ-F 1024MB SS A-Data AD30908C8D-151C E0906 - - - - For optimum...
P7H55-M LE Series Motherboard Qualified Vendors List (QVL) DDR3-1333MHz capability Vendor A-Data A-Data A-Data Apacer CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR CORSAIR Crucial Crucial ... 256 megabits (Mb) chips or less. Any excess memory from the same vendor. • Due to install 4GB or more memory on the next page) ASUS P7H55-M LE Series 1-4 Use a maximum of 3) SS - - Micron 9KF27D9KPT - - - - - - The system maps the total size of 3 ) DS EBJ10UE8EDF0-DJ-F 1024MB SS A-Data AD30908C8D-151C E0906 - - - - For optimum...
User Manual
Page 15
...; - •• - •• - • - •• - •• - •• SS - Visit the ASUS website at www.asus.com for the latest QVL. DDR3-1066MHz capability Vendor Part No. Double - SS Micron DS Micron SS ELPIDA SS Elpida SS Elpida DS Elpida... 9HF22D9KPT SEC 901 HCF8 K4B1G0846E 846 K4B2G0846B-HCF8 N2CB1G80CN-BE H5TQ1G83AFP G7C Timing DIMM (BIOS) 7 7 7 7 7 7 7 - 7-7-7-20 - ASUS P7H55-M LE Series 1-6 sided DIMM support: • A*: Supports one module inserted into any slot as Single-channel memory configuration. • B*: Supports one ...
...; - •• - •• - • - •• - •• - •• SS - Visit the ASUS website at www.asus.com for the latest QVL. DDR3-1066MHz capability Vendor Part No. Double - SS Micron DS Micron SS ELPIDA SS Elpida SS Elpida DS Elpida... 9HF22D9KPT SEC 901 HCF8 K4B1G0846E 846 K4B2G0846B-HCF8 N2CB1G80CN-BE H5TQ1G83AFP G7C Timing DIMM (BIOS) 7 7 7 7 7 7 7 - 7-7-7-20 - ASUS P7H55-M LE Series 1-6 sided DIMM support: • A*: Supports one module inserted into any slot as Single-channel memory configuration. • B*: Supports one ...
User Manual
Page 17
ASUS P7H55-M LE Series 1-8 The onboard button cell battery powers the RAM data in CMOS. Plug the power cord and turn ON the computer. 4. Except when clearing the ... automatically resets parameter settings to default values. Shut down the key during the boot process and enter BIOS setup to reenter data. P7H55-M LE CLRTC 12 23 Normal (Default) Clear RTC P7H55-M LE Clear RTC RAM To erase the RTC RAM: 1. 1.6 Jumpers Clear RTC RAM (3-pin CLRTC) This jumper allows you to clear the...
ASUS P7H55-M LE Series 1-8 The onboard button cell battery powers the RAM data in CMOS. Plug the power cord and turn ON the computer. 4. Except when clearing the ... automatically resets parameter settings to default values. Shut down the key during the boot process and enter BIOS setup to reenter data. P7H55-M LE CLRTC 12 23 Normal (Default) Clear RTC P7H55-M LE Clear RTC RAM To erase the RTC RAM: 1. 1.6 Jumpers Clear RTC RAM (3-pin CLRTC) This jumper allows you to clear the...
User Manual
Page 18
... to a headphone or a speaker. Line Out port (lime). Microphone port (pink). This port is for a PS/2 mouse. 2. Refer to the audio configuration table below for P7H55-M LE only). LAN port LED indications ACT/LINK LED SPEED LED ACT/LINK SPEED LED LED Status OFF ORANGE Description No link Linked Status OFF ORANGE...
... to a headphone or a speaker. Line Out port (lime). Microphone port (pink). This port is for a PS/2 mouse. 2. Refer to the audio configuration table below for P7H55-M LE only). LAN port LED indications ACT/LINK LED SPEED LED ACT/LINK SPEED LED LED Status OFF ORANGE Description No link Linked Status OFF ORANGE...
User Manual
Page 19
...(for USB 2.0 ports. These USB connectors comply with HD audio module in the front panel to support an 8-channel audio output. 8. ASUS P7H55-M LE Series 1-10 USB 2.0 ports 1 and 2. This port is HDCP compliant allowing playback of the system chassis. USB1112 USB910 USB78 USB+5V ... cable to CRT and isn't compatible with DVI-I. 11. This is a High-Definition Mulltimedia Interface (HDMI) connector, and is for P7H55-M LE and P7H55-M LX only). To configure an 8-channel audio output: Use a chassis with the USB 2.0 specification that supports up to 480Mbps connection speed. ...
...(for USB 2.0 ports. These USB connectors comply with HD audio module in the front panel to support an 8-channel audio output. 8. ASUS P7H55-M LE Series 1-10 USB 2.0 ports 1 and 2. This port is HDCP compliant allowing playback of the system chassis. USB1112 USB910 USB78 USB+5V ... cable to CRT and isn't compatible with DVI-I. 11. This is a High-Definition Mulltimedia Interface (HDMI) connector, and is for P7H55-M LE and P7H55-M LX only). To configure an 8-channel audio output: Use a chassis with the USB 2.0 specification that supports up to 480Mbps connection speed. ...
User Manual
Page 20
... Serial ATA. 3. The data transfer rate of the Serial ATA 3Gb/s is backward compatible with 133MB/s (Ultra DMA133). Digital audio connector (4-1 pin SPDIF_OUT) (for P7H55-M LE and P7H55-M LX only) This connector is purchased separately. 1-11 Chapter 1: Product introduction Serial ATA connectors (7-pin SATA1-6) These connectors are for the Serial ATA signal cables for...
... Serial ATA. 3. The data transfer rate of the Serial ATA 3Gb/s is backward compatible with 133MB/s (Ultra DMA133). Digital audio connector (4-1 pin SPDIF_OUT) (for P7H55-M LE and P7H55-M LX only) This connector is purchased separately. 1-11 Chapter 1: Product introduction Serial ATA connectors (7-pin SATA1-6) These connectors are for the Serial ATA signal cables for...
User Manual
Page 21
... pin F_PANEL) This connector supports several chassis-mounted functions. Connect the chassis power LED cable to this connector. ASUS P7H55-M LE Series 1-12 4. Ground Reset F_PANEL PIN 1 P7H55-M LE HD_LED RESET P7H55-M LE System panel connector • System power LED (2-pin PLED) This 2-pin connector is for the chassis-mounted ...(2-pin +HDLED) This 2-pin connector is for the system power LED. CHA_FAN Rotation +12V GND P7H55-M LE CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND P7H55-M LE fan connectors 5. The system power LED lights up or flashes when data is read from or written...
... pin F_PANEL) This connector supports several chassis-mounted functions. Connect the chassis power LED cable to this connector. ASUS P7H55-M LE Series 1-12 4. Ground Reset F_PANEL PIN 1 P7H55-M LE HD_LED RESET P7H55-M LE System panel connector • System power LED (2-pin PLED) This 2-pin connector is for the chassis-mounted ...(2-pin +HDLED) This 2-pin connector is for the system power LED. CHA_FAN Rotation +12V GND P7H55-M LE CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND P7H55-M LE fan connectors 5. The system power LED lights up or flashes when data is read from or written...
User Manual
Page 22
...least 15 A on +12 V and that the 20-pin power plug can provide at http://support.asus. The system may become unstable or may not boot up if the power is inadequate. • ... a minimum power rating of 300W power rating. 6. ATX12V EATXPWR +12V DC +12V DC P7H55-M LE GND GND +3 Volts +12 Volts +12 Volts +5V Standby Power OK PIN 1 GND +5 Volts GND +5 Volts GND... +3 Volts +3 Volts PIN 1 P7H55-M LE ATX power connectors GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 ...
...least 15 A on +12 V and that the 20-pin power plug can provide at http://support.asus. The system may become unstable or may not boot up if the power is inadequate. • ... a minimum power rating of 300W power rating. 6. ATX12V EATXPWR +12V DC +12V DC P7H55-M LE GND GND +3 Volts +12 Volts +12 Volts +5V Standby Power OK PIN 1 GND +5 Volts GND +5 Volts GND... +3 Volts +3 Volts PIN 1 P7H55-M LE ATX power connectors GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 ...
User Manual
Page 23
... using a FDD cable with a covered Pin 5. • The FDD cable is removed to [HD Audio]. FLOPPY PIN1 P7H55-M LE NOTE:Orient the red markings on the connector is purchased separately. P7H55-M LE Floppy disk drive connector ASUS P7H55-M LE Series 1-14 If you want to connect an AC97 front panel audio module to this connector. SENSE2_RETUR SENSE1_RETUR...
... using a FDD cable with a covered Pin 5. • The FDD cable is removed to [HD Audio]. FLOPPY PIN1 P7H55-M LE NOTE:Orient the red markings on the connector is purchased separately. P7H55-M LE Floppy disk drive connector ASUS P7H55-M LE Series 1-14 If you want to connect an AC97 front panel audio module to this connector. SENSE2_RETUR SENSE1_RETUR...
User Manual
Page 24
... Gray Black or gray • Pin 20 on the Ultra DMA cable connector. P7H55-M LE IDE connector 1-15 Chapter 1: Product introduction There are three connectors on the IDE ribbon cable to PIN 1. PRI_EIDE P7H55-M LE PIN1 NOTE:Orient the red markings on each Ultra DMA 100/66 signal cable: blue...IDE connector is set as "Cable-Select", ensure that all other device jumpers have the same setting. IDE connector (40-1 pin PRI_EIDE) (for P7H55-M LE only) The onboard IDE connector is for Ultra DMA 100/66 IDE devices. This prevents incorrect insertion when you connect the IDE cable. •...
... Gray Black or gray • Pin 20 on the Ultra DMA cable connector. P7H55-M LE IDE connector 1-15 Chapter 1: Product introduction There are three connectors on the IDE ribbon cable to PIN 1. PRI_EIDE P7H55-M LE PIN1 NOTE:Orient the red markings on each Ultra DMA 100/66 signal cable: blue...IDE connector is set as "Cable-Select", ensure that all other device jumpers have the same setting. IDE connector (40-1 pin PRI_EIDE) (for P7H55-M LE only) The onboard IDE connector is for Ultra DMA 100/66 IDE devices. This prevents incorrect insertion when you connect the IDE cable. •...
User Manual
Page 25
PIN 1 10. COM2 P7H55-M LE P7H55-M LE Serial port (COM2) connector ASUS P7H55-M LE Series 1-16 Connect the serial port module cable to the connector, then install the module to a slot opening at the back of the system chassis. Serial port connectors (10-1 pin COM2) (for P7H55-M LE and P7H55-M LX only) The connector is purchased separately. The serial port bracket (COM2) is for a serial (COM) port.
PIN 1 10. COM2 P7H55-M LE P7H55-M LE Serial port (COM2) connector ASUS P7H55-M LE Series 1-16 Connect the serial port module cable to the connector, then install the module to a slot opening at the back of the system chassis. Serial port connectors (10-1 pin COM2) (for P7H55-M LE and P7H55-M LX only) The connector is purchased separately. The serial port bracket (COM2) is for a serial (COM) port.
User Manual
Page 27
... • This utility is a utility that you need to avoid network traffic, or click Auto Select then click Next. ASUS P7H55-M LE Series 2-1 Select Update BIOS from the Internet a. Copy the original motherboard BIOS using this utility. Click the Utilities tab, then click... ASUS Update. 3. Select the ASUS FTP site nearest you update the BIOS using the ASUS Update utility. 2.1.1 ASUS Update The ASUS Update is available in the future. Place the support DVD into the optical drive. ...
... • This utility is a utility that you need to avoid network traffic, or click Auto Select then click Next. ASUS P7H55-M LE Series 2-1 Select Update BIOS from the Internet a. Copy the original motherboard BIOS using this utility. Click the Utilities tab, then click... ASUS Update. 3. Select the ASUS FTP site nearest you update the BIOS using the ASUS Update utility. 2.1.1 ASUS Update The ASUS Update is available in the future. Place the support DVD into the optical drive. ...
User Manual
Page 29
...and single partition only. • DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure! 2.1.3 ASUS BIOS Updater The ASUS BIOS Updater allows you can use as a backup when the BIOS fails or gets corrupted during the updating process. When the...ESC to low disk capacity. 3. Download the latest BIOS file and BIOS Updater from the ASUS website at http:// support.asus.com and save the BIOS file to a floppy disk due to boot using defaults ASUS P7H55-M LE Series 2-3 Boot your computer. Before updating BIOS 1. Turn off the computer and disconnect all...
...and single partition only. • DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure! 2.1.3 ASUS BIOS Updater The ASUS BIOS Updater allows you can use as a backup when the BIOS fails or gets corrupted during the updating process. When the...ESC to low disk capacity. 3. Download the latest BIOS file and BIOS Updater from the ASUS website at http:// support.asus.com and save the BIOS file to a floppy disk due to boot using defaults ASUS P7H55-M LE Series 2-3 Boot your computer. Before updating BIOS 1. Turn off the computer and disconnect all...