Themis RES-12XR3, Installation Manual

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3-13
Themis Computer
3—BIOS Setup Utility
Advanced Setup Configurations
3.3.4.17 Slot SXB1 Width
This feature allows the user to change the link width of a PCI slot as specified in
order to support a riser or add-on card installed in the slot. The options are
x4x4x4x4, x4x4x8, x8x4x4,
x8x8 (default), x16 and Auto, as seen in the table below.
3.3.4.18 IOH PCI-E Max Payload Size
Some add-on cards perform faster with the coalesce feature, which limits the pay-
load size to 128B; while others, with a payload size of 256B which inhibits the
coalesce feature. Please refer to your add-on card user guide for the desired setting.
The options are
256B (default) and 128B
SouthBridge Configuration
3.3.4.19 USB Functions
This feature allows the user to enable or disable on board USB Support. The options
are: Disabled, and
Enabled (default).
3.3.4.20 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, and
Enabled (default).
3.3.4.21 Port 60h/64h Emulation
Select Enabled to enable 60h/64h emulation for complete USB keyboard support for
operating systems that are not compatible with USB devices. The options are
Enabled and
Disabled (default).
3.3.4.22 USB 2.0 Controller (Available when USB Functions is Disabled)
This feature displays the current USB controller used in the motherboard.
3.3.4.23 USB 2.0 Controller Mode
This setting allows you to select the USB 2.0 Controller mode. The options are Hi-
Speed (480 Mbps) (default) and Full Speed (12 Mbps).