ADLINK Technology ETX Series User Manual page 64

Azalia Controller
The audio controller. Set this value to Disable/HD Auto.
UHCI #1-2 Controller
The UHCI controller. Set this value to Enabled/Disabled/Auto.
USB2.0 Controller
The EHCI controller. Set this value to EnabledDisabled.
SMBus Controller
The SMBus controller. Set this value to Enabled/Disabled.
PCI Express Ports Configuration
The PCI Express Ports in the chipset. Configuration options: Enabled, Disabled.
Restore AC Power Loss
Select AC power state when power is re-applied after a power failure.
Page 64 ETX-CV User's Manual