Intel H61 User Manual page 33

 PCH-IO Configuration
Press [Enter] to make settings for the following sub-items:
 USB Devices Configuration
Press [Enter] to further setting USB device configuration.
USB Device Configuration
XHCI Pre-Boot Driver
Use this item to enable or disable XHCI Pre-Boot Driver Support.
The optional settings are: [Enabled]; [Disabled].
* The above item is for NLB75 Series.
XHCI Mode
The optional settings are: [Smart Auto]; [Auto]; [Enabled];[Disabled].
When XHCI Mode is set as [Disabled], the following items shall appear:
HS Port #1 Switchable/ HS Port #2 Switchable/HS Port #3 Switchable/HS Port
#4 Switchable
The optional settings are: [Disabled]; [Enabled].
These items allow for HS port switching between XHCI and EHCI. If set as
[Disabled], port is routed to EHCI.
* The above items are for NLB75 Series.
XHCI Streams
The optional settings are: [Disabled]; [Enabled].Use this item to enable or disable
XHCI Maximum Primary Stream Array Size.
* The above item is for NLB75 Series.
EHCI1/ EHCI2
Use this item to enable or disable USB EHCI (USB 2.0) support. One EHCI
controller must always be enabled.
The optional settings are: [Enabled]; [Disabled].
USB Port Pre-Port Disable Control
Use this item to control each of the USB ports (0~13) disabling.
Azalia HD Audio
The optional settings are: [Disabled]; [Enabled]; [Auto].
Azalia Internal HDMI Codec
The optional settings are: [Disabled]; [Enabled].
Onboard LAN1 Device
Use this item to enable or disable onboard LAN controller.
The optional settings are: [Enabled]; [Disabled].
Onboard LAN2 Device
Use this item to enable or disable onboard LAN controller.
The optional settings are: [Enabled]; [Disabled].
High Precision Event Timer Configuration
High Precision Timer
Use this item to enable or disable the high precision event timer.
The optional settings are: [Enabled]; [Disabled].
Restore AC Power Loss
Use this item to select AC power state when power is re-applied after a power
failure.
The optional settings are: [Power Off]; [Power On]; [Last State].
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