SUPER MICRO Computer AS1011M-T2 - Manual (Page 83)

Chapter 7: BIOS
7-13
possibility of Electromagnetic Interference.
PCIE Spread Spectrum
Use this setting to Enable or Disable spread spectrum for the PCIE.
SATA Spread Spectrum
Use this setting to Enable or Disable spread spectrum for SATA.
Primary Graphics Adapter
Use this setting to select PCI Express -> PCI or PCI -> PCI Express for the
primary graphics adapter.
USB 1.1 Controller
Enable or disable the USB 1.1 controller.
USB 2.0 Controller
Enable or disable the USB 2.0 controller.
Legacy USB Support
Select "Enabled" to enable the support for USB Legacy. Disable Legacy support
if there are no USB devices installed in the system. "Auto" disabled Legacy
support if no USB devices are connected. The options are Disabled, Enabled
and Auto.
USB 2.0 Controller Mode
Select the controller mode for your USB ports. Options are HiSpeed and
FullSpeed. (HiSpeed=480 Mbps, FullSpeed=12 Mbps).
BIOS EHCI Hand-Off
Enable or Disable a workaround for OS's without EHCI hand-off support.
MAC0 LAN0
Settings are Auto and Disabled for MAC0 LAN0.
MAC0 LAN0 Bridge
Settings are Enabled and Disabled for MAC0 LAN0 bridge.
MAC1 LAN1
Settings are Auto and Disabled for MAC1 LAN1.