User`s manual

5-18

X8QB6-F/X8QBE-F Motherboard User’s Manual

LAN1 Option ROM/LAN2 Option ROM

Select Enabled to enable the onboard LAN1/LAN2 Option ROMs to boot the com-

puter using a network interface. The options are Enabled and Disabled.

Super IO Device Conﬁ guration

Serial Port1 Address/IRQ, Serial Port2 Address/IRQ

This option speciﬁ es the base I/O port address and the Interrupt Request address

for Serial Port 1 and Serial Port 2. Select Disabled to prevent the serial port from

accessing any system resources. When this option is set to Disabled, the serial port

physically becomes unavailable. Select 3F8/IRQ4 to allow the serial port to use 3F8

as its I/O port address and IRQ 4 for the interrupt address. The options for Serial

Port1 are Disabled, 3F8/IRQ4, 3E8/IRQ4, 2E8/IRQ3 and 2F8/IRQ3. The options for

Serial Port2 are Disabled, 2F8/IRQ3, 3E8/IRQ4, 3F8/IRQ4, and 2E8/IRQ3.

USB Conﬁ guration

This feature allows the user to conﬁ gure USB settings for the motherboard.

Legacy USB Support

Select Enabled to use Legacy USB devices. If this item is set to Auto, Legacy USB

support will be automatically enabled if a legacy USB device is installed on the

motherboard, and vise versa. The settings are Disabled, Enabled and Auto.

Port60h/64h Emulation

Select Enabled to enable 60h/64h emulation so that a USB keyboard can be sup-

ported by an operating system that is not compatible with USB devices. The options

are Enabled and Disabled.

USB 2.0 Controller Mode

This setting allows you to select USB 2.0 Controller mode. The options are Hi-Speed

(480 Mbps) and Full Speed (12 Mbps).

BIOS EHCI Hand-Off

Select Enabled to support BIOS Enhanced Host Controller Interface to provide a

workaround solution for an operating system that does not support EHCI Hand-Off

technology. When this item is enabled, the EHCI Interface will be changed from the

BIOS-controlled to the OS-controlled. The options are Disabled and Enabled.

Legacy USB1.1 HC Support

Select Enabled to enable Legacy USB 1.1 HC support. The settings are Disabled

and Enabled.