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The following items appear only when you set USB Support to [Enabled].
Legacy USB Support [Auto]
[Disabled]
[Enabled]
[Auto]
BIOS EHCI Hand-off [Enabled]
[Disabled]
[Enabled]
2.5.5
PCIPnP
The PCIPnP menu items allow you to change the advanced settings for PCI/PnP devices.
Plug And Play O/S [No]
When set to [No], BIOS configures all the devices in the system. When set to [Yes] and if
you install a Plug and Play operating system, the operating system configures the Plug and
Play devices not required for boot. Configuration options: [No] [Yes]
2.5.6
Intel VT-d [Disabled]
Enables or disables the Intel Virtualization Technology for Directed I/O. Configuration options:
[Enabled] [Disabled]
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 configuration options.
Main
Ai Tweaker
Suspend Mode
ACPI 2.0 Support
ACPI APIC Support
APM Configuration
Hardware Monitor
2-20
Disables the function.
Enables the support for USB devices on legacy operating systems (OS).
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.
Disables the function.
Enables the support for operating systems without an EHCI hand-off
feature.
Advanced
v02.61 (C)Copyright 1985-2009, American Megatrends, Inc.
BIOS SETUP UTILITY
Power
Boot
[Auto]
[Enabled]
[Enabled]
Tools
Exit
Select the ACPI state
used for System
Suspend.
Select Screen
←→
Select Item
↑↓
+-
Change Option
F1
General Help
F10
Save and Exit
ESC
Exit
ASUS P7H55
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