Supermicro X9DRH-ITF User Manual download pdf (Page 86)

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X9DRH-7F/-iF/-7TF/-iTF Motherboard User’s Manual

Thermal Throttling

Throttling improves reliability and reduces power consumption in the proces-

sor via automatic voltage control during processor idle states. The options are

Disabled and CLTT (Closed Loop Thermal Throttling).



South Bridge

This feature allows the user to congure the settings for the Intel PCH chip.

PCH Information

This item displays the following PCH information.

Name: This item displays the name of the PCH chip.

Stepping: This item displays the status of the PCH stepping.

USB Devices: This item displays the USB devices detected by the BIOS.

All USB Devices

Select Enabled to enable all onboard USB devices. The options are Enabled

and Disabled. When set to enabled, EHCI Controller 1 and 2 will appear below.

EHCI Controller 1, EHCI Controller 2

Select Enabled to enable Enhanced Host Controller Interface (EHCI) Control-

ler 1 or Controller 2 to improve overall platform performance. The options are

Enabled and Disabled.

Legacy USB Support (Available when USB Functions is not Disabled)

Select Enabled to support legacy USB devices. Select Auto to disable legacy

support if USB devices are not present. Select Disabled to have USB devices

available for EFI (Extensive Firmware Interface) applications only. The settings

are Enabled, Disabled and Auto.

Port 60/64 Emulation

Select Enabled to enable I/O port 60h/64h emulation support for the legacy USB

keyboard so that it can be fully supported by the operating systems that do not

recognize a USB device. The options are Disabled and Enabled.

EHCI Hand-off

Select Enabled to enable support for operating systems that do not support

Enhanced Host Controller Interface (EHCI) hand-off. When enabled, EHCI

ownership change will be claimed by the EHCI driver. The options are Disabled

and Enabled.

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Supermicro X9DRH-ITF User Manual Page 86