Gigabyte GA-P55-UD3L Manual - Page 51

2-6 Integrated Peripherals CMOS Setup Utility-Copyright (C) 1984-2009 Award Software Integrated Peripherals SATA RAID/AHCI Mode SATA Port0-3 Native Mode USB Controllers USB Legacy Function USB Storage Function Azalia Codec Onboard H/W LAN Green LAN } SMART LAN Onboard LAN Boot ROM Onboard SATA/IDE Device Onboard SATA/IDE Ctrl Mode Onboard Serial Port 1 Onboard Parallel Port Parallel Port Mode [Disabled] [Enabled] [Enabled] [Enabled] [Enabled] [Auto] [Enabled] [Disabled] [Press Enter] [Disabled] [Enabled] [IDE]] [3F8/IRQ4] [378/IRQ7] [SPP] Item Help Menu Level  Move Enter: Select F5: Previous Values +/-/PU/PD: Value F10: Save F6: Fail-Safe Defaults ESC: Exit F1: General Help F7: Optimized Defaults SATA RAID/AHCI Mode (Intel P55 Chipset) Enables or disables RAID for the SATA controllers integrated in the Intel P55 chipset or configures the SATA controllers to AHCI mode. Disabled Disables RAID for the SATA controllers and configures the SATA controllers to IDE mode. (Default) RAID Enables RAID for the SATA controllers. AHCI Configures the SATA controllers to AHCI mode. Advanced Host Controller Interface (AHCI) is an interface specification that allows the storage driver to enable advanced Serial ATA features such as Native Command Queuing and hot plug. SATA Port0-3 Native Mode (Intel P55 Chipset) Specifies the operating mode of the integrated SATA controllers. Disabled Allows the SATA controllers to operate in Legacy IDE mode. In Legacy mode the SATA controllers use dedicated IRQs that cannot be shared with other device. Set this option to Disabled if you wish to install operating systems that do not support Native mode. (Default) Enabled Allows the SATA controllers to operate in Native IDE mode. Enable Native IDE mode if you wish to install operating systems that support Native mode. USB Controllers Enables or disables the integrated USB controllers. (Default: Enabled) Disabled will turn off all of the USB functionalities below. USB Legacy Function Allows USB keyboard to be used in MS-DOS. (Default: Enabled) USB Storage Function Determines whether to detect USB storage devices, including USB flash drives and USB hard drives during the POST. (Default: Enabled) - 51 - BIOS Setup