Asus P8Z77-V LX User Manual - Page 81

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] [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 the Intel xHCI Mode. 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. 3.5.6 Onboard Devices Configuration EFI BIOS Utility - Advanced Mode Exit Main Back Ai Tweaker Advanced Advanced\ Onboard Devices Configuration > Monitor HD Audio controller Enabled Front Panel Type HD SPDIF Out Type SPDIF Realtek LAN Controller Enabled Realtek PXE OPROM Disabled > Serial Port Configuration Boot Tool Enabled/Disabled Azalia HD Audio →←: Select Screen ↑↓: Select Item Enter: Select +/-: Change Opt. F1: General Help F2: Previous Values F5: Optimized Defaults F10: Save ESC: Exit F12: Print Screen Version 2.10.1208. Copyright (C) 2011 American Megatrends, Inc. Chapter 3 3-20 Chapter 3: BIOS setup