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Asus P8H77-V LE 2.5.5USB Configuration, 2.5.6Onboard Devices Configuration, Front Panel Type [HD], EHCI Hand-off[Disabled], Legacy USB Support [Enabled]

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2.5.5USB Configuration

The items in this menu allow you to change the USB-related features.

The USB Devices item shows the auto-detected values. If no USB device is detected, the item shows None.

Legacy USB Support [Enabled]

[Enabled]	Enables the support for USB devices on legacy operating systems (OS).
[Disabled]	The USB devices can be used only for the BIOS setup program.
[Auto]	Allows the system to detect the presence of USB devices at startup. If
	detected, the USB controller legacy mode is enabled. If no USB device is
	detected, the legacy USB support is disabled.

Legacy USB3.0 Support [Enabled]

This item appears only when you set the previous item to [Enabled] or [Auto].

[Enabled]	Enables the support for USB 3.0 devices on legacy operating systems
	(OS).
[Disabled]	Disables the function.

Intel xHCI Mode [Smart Auto]

Allows you to select an operation mode for the Intel xHCI controller. Configuration options: [Smart Auto] [Auto] [Enabled] [Disabled]

EHCI Hand-off [Disabled]

[Enabled]	Enables the support for operating systems without an EHCI hand‑off
	feature.
[Disabled]	Disables the function.

2.5.6Onboard Devices Configuration

HD Audio Controller [Enabled]

[Enabled]	Enables the High Definition Audio Controller.
[Disabled]	Disables the controller.
	The following two items appear only when you set the HD Audio Controller item to
	[Enabled].

Front Panel Type [HD]

Allows you to set the front panel audio connector (AAFP) mode to legacy AC’97 or high- definition audio depending on the audio standard that the front panel audio module supports.

[HD]	Sets the front panel audio connector (AAFP) mode to high definition audio.
[AC97]	Sets the front panel audio connector (AAFP) mode to legacy AC’97

Realtek LAN Controller [Enabled]

[Enabled]	Enables the Realtek LAN controller.
[Disabled]	Disables the controller.

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Contents

Page Page Chapter Product introduction BIOS information Appendices Electrical safety Operation safety How this guide is organized Conventions used in this guide Where to find more information Typography P8H77-VLE specifications summary Chipset Memory Expansion slots Graphics LAN Audio USB UASP Mode Intel® H77 Express Chipset Back Panel I/O Ports BIOS Manageability Accessories Precision Tweaker 2: Support DVD Form Factor Page 1.3.1Product highlights Intel® H77 Express Chipset Dual-ChannelDDR3 1866(O.C.) / 1600 / 1333 / 1066MHz support Native SATA 6.0 Gb/s support Complete USB 3.0 Integration PCI Express® S/PDIF out connector at the back I/O Intel® Smart Response Technology SSD Speed with HDD Capacity Intel® Smart Connect Technology Intel® Rapid Start Technology 1.3.2Innovative ASUS features ASUS TurboV Network iControl Fanless Design: stylish heatsink solution ASUS Fan Xpert MemOK 1.4Before you proceed 1.5.1Placement direction 1.5.2Screw holes 1.5.3Motherboard layout 1.5.4Layout contents 1.6Central Processing Unit (CPU) P8H77-VLE CPU socket LGA1155 1.6.1Installing the CPU Page 1.6.2CPU heatsink and fan assembly installation To uninstall the CPU heatsink and fan assembly 1.7.1Overview 1.7.2Memory configurations DDR3 1600 MHz capability DDR3 1600 MHz capability (continued) DDR3 1333 MHz capability DDR3 1333 MHz capability (continued) Page DDR3 1066 MHz capability Side(s): SS - Single-sidedDS - Double-sided DIMM support: 1 DIMM: We suggest that you install the module into A2 slot 1.7.3Installing a DIMM 1.7.4Removing a DIMM 1.8.1Installing an expansion card 1.8.2Configuring an expansion card 1.8.3PCI Express 2.0 x1 slots 1.8.4PCI Express 3.0/2.0 x16 slots 1.8.5PCI slots 1.9Jumpers 1.Clear RTC RAM (3-pinCLRTC) P8H77-VLE Clear RTC RAM <Del 1.10.1Rear panel connectors USB 2.0 ports 1 USB 3.0 ports 1 and DVI-D port Optical S/PDIF Out port 1.10.2Internal connectors P8H77-VLE ATX power connectors P8H77-VLE Digital audio connector 5.Serial port connectors (10-1pin COM1) P8H77-VLE Serial port (COM1) connector 6.USB 2.0 connectors (10-1pin USB_5~10) P8H77-VLE USB2.0 connectors P8H77-VLE SATA 6.0Gb/s connectors P8H77-VLE SATA 3.0Gb/s connectors 10.System panel connector (20-8pin PANEL) P8H77-VLE System panel connector •System power LED (2-pinPLED) •Hard disk drive activity LED (2-pinIDE_LED) •System warning speaker (4-pinSPEAKER) P8H77-VLE MemOK! switch 1.12Onboard LEDs 1.Standby Power LED P8H77-VLE Onboard LED 2.DRAM LED P8H77-VLE DRAM LED 1.13.1Installing an operating system 1.13.2Support DVD information 2.1.1ASUS Update utility 2.1.2ASUS EZ Flash 2.1.3ASUS CrashFree BIOS 3 utility 2.1.4ASUS BIOS Updater Updating the BIOS file bupdater /pc /g 2.2BIOS setup program Entering BIOS Setup at startup Entering BIOS Setup after POST <Ctrl <Alt EZ Mode EZ Mode Advanced Mode Exit/Advanced Mode Advanced Mode Menu items Main Back button Submenu items Pop-upwindow Scroll bar Navigation keys General help Configuration fields 2.3.1System Language [English] 2.3.2System Date [Day xx/xx/xxxx] 2.3.3System Time [xx:xx:xx] 2.3.4Security Administrator Password Administrator Password Create New Password Enter Current Password User Password User Password 2.4Ai Tweaker menu 2.4.1Ai Overclock Tuner [Manual] 2.4.2Memory Frequency [Auto] 2.4.3iGPU Max. Frequency [xxx] 2.4.4EPU Power Saving Mode [Disabled] 2.4.5GPU Boost [OK] 2.4.6DRAM Timing Control 2.4.7CPU Power Management 2.4.8DIGI+ VRM 2.4.9CPU Voltage [Offset Mode] 2.4.10iGPU Voltage [Offset Mode] 2.4.11DRAM Voltage [Auto] 2.4.12VCCSA Voltage [Auto] 2.4.13PCH Voltage [Auto] 2.4.14CPU PLL Voltage [Auto] 2.5.1CPU Configuration Execute Disable Bit [Enabled] Intel® Virtualization Technology [Disabled] Hardware Prefetcher [Enabled] Adjacent Cache Line Prefetch [Enabled] CPU Power Management Configuration 2.5.2PCH Configuration 2.5.3SATA Configuration 2.5.4System Agent Configuration 2.5.5USB Configuration 2.5.6Onboard Devices Configuration 2.5.7APM 2.5.8Network Stack 2.6.1CPU Temperature / MB Temperature [xxxºC/xxxºF] 2.6.2CPU / Chassis Fan Speed [xxxx RPM] or [Ignore] / [N/A] 2.6.3CPU Q-FanControl [Enabled] 2.6.4Chassis Fan Speed Low Limit [600 RPM] 2.6.5CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage 2.6.6Anti Surge Support [Enabled] 2.7.1Bootup NumLock State [On] 2.7.2Full Screen Logo [Enabled] 2.7.3Wait for ‘F1’ If Error [Enabled] 2.7.4Fast Boot [Enabled] 2.7.5Option ROM Messages [Force BIOS] 2.7.6CSM Support [Enabled] 2.7.7Setup Mode [EZ Mode] 2.7.8UEFI/Legacy Boot [Enabled both UEFI and Legacy] 2.8.1ASUS EZ Flash 2 Utility 2.8.2ASUS O.C. Profile 2.8.3ASUS SPD Information 2.9Exit menu EZ Mode Load Optimized Defaults Save Changes & Reset Discard Changes & Exit Page Federal Communications Commission Statement IC: Canadian Compliance Statement Canadian Department of Communications Statement VCCI: Japan Compliance Statement VCCI Class B Statement KC: Korea Warning Statement REACH ASUSTeK COMPUTER INC ASUS COMPUTER INTERNATIONAL (America) ASUS COMPUTER GmbH (Germany and Austria)