Asus P5B VM P5B-VM English Edition User's Manual - Page 72
Legacy USB Support [Auto], Port 64/60 Emulation [Disabled]
UPC - 610839141180
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2.4.2 USB Configuration The items in this menu allows you to change the USB-related features. Select an item then press to display the configuration options. USB Configuration Module Version - 2.24.0-11.4 USB Devices Enabled: None Legacy USB Support [Auto] Port 64/60 Emulation [Disabled] USB 2.0 Controller Mode [HiSpeed] BIOS EHCI Hand-Off [Enabled] The Module Version and USB Devices Enabled items show the auto-detected values. If no USB device is detected, the item shows None. Legacy USB Support [Auto] Allows you to enable or disable support for USB devices on legacy operating systems (OS). Setting to 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. Configuration options: [Disabled] [Enabled] [Auto] Port 64/60 Emulation [Disabled] Allows you to disable or enable the I/O port 60h/64h emulation support. This should be enabled for the complete USB keyboard legacy support for non-USB aware OSes. Configuration options: [Disabled] [Enabled] USB 2.0 Controller Mode [HiSpeed] Allows you to configure the USB 2.0 controller in HiSpeed (480 Mbps) or Full Speed (12 Mbps). Configuration options: [HiSpeed] [Full Speed] BIOS EHCI Hand-Off [Enabled] Allows you to enable support for operating systems without an EHCI hand‑off feature. Configuration options: [Disabled] [Enabled] 2-20 Chapter 2: BIOS setup