X7DBU/X7DGU User's Manual
Intel <R> Virtualization Technology (Available when supported by the CPU.)
Select Enabled to use the feature of Virtualization Technology to allow one platform to run multiple operating systems and applications in independent partitions, creating multiple "virtual" systems in one physical computer. The options are Enabled and Disabled. (Note: If there is any change to this setting, you will need to power off and restart the system for the change to take effect.) Please refer to Intel’s web site for detailed information.
Intel EIST Support (Available when supported by the CPU.)
Select Enabled to use the Enhanced Intel SpeedStep Technology and allow the system to automatically adjust processor voltage and core frequency in an effort to reduce power consumption and heat dissipation. The options are Enabled and Disabled. Please refer to Intel’s web site for detailed information.
I/O Device Configuration
Access the submenu to make changes to the following settings.
KBC Clock Input
This setting allows you to select clock frequency for the Keyboard Controller. The options are 6MHz, 8MHz, 12MHz, and 16MHz.
Serial Port A
This setting allows you to decide how Serial Port A is controlled by the system. The options are Enabled (user defined), Disabled, and Auto (BIOS- or OS- controlled).
Base I/O Address
This setting allows you to select the base I/O address for Serial Port A. The options are 3F8, 2F8, 3E8, and 2E8.
Interrupt
This setting allows you to select the IRQ (interrupt request) for Serial Port A. The options are IRQ3 and IRQ4.
Serial Port B
This setting allows you to decide how Serial Port B is controlled by the system. The options are Enabled (user defined), Disabled, Auto (BIOS controlled) and OS Controlled.
Mode
This setting allows you to set the Port B. The options are Normal
type of device that will be connected to Serial and IR (for an infrared device).
