DFI EC800 User Manual page 40

South Bridge
Aptio Setup Utility - Copyright (C) 2012 American Megatrends, Inc.
Chipset

TPT Devices
 PCI Express Root Port 0
 PCI Express Root Port 1
 PCI Express Root Port 2

PCI Express Root Port 3
Version 2.14.1219. Copyright (C) 2012 American Megatrends, Inc.
Chapter 7 BIOS Setup
Chapter 7
Enable/ Disable Intel (R)
IO Controller Hub (TPT)
devices

Select Screen

Select Item
Enter: Select
+/ -:
Change Opt.
F1: General Help
F2: Previous Values
F3: Optimized Defaults
F4: Save & Exit
ESC: Exit
40
TPT Devices
Enable or disable Intel IO Controller Hub (TPT) devices
Aptio Setup Utility - Copyright (C) 2012 American Megatrends, Inc.
Advanced
Azalia Controller [HD Audio]
Select USB Mode [By Controllers]
UHCI #1 (ports 0 and 1) [Enabled]
UHCI #2 (ports 2 and 3) [Enabled]
UHCI #3 (ports 4 and 5) [Enabled]
UHCI #4 (ports 6 and 7) [Enabled]
USB 2.0 (EHCI) Support [Enabled]
Version 2.14.1219. Copyright (C) 2012 American Megatrends, Inc.
Select USB Mode
This field is used to select the USB's operation mode.
High Speed
If the USB device is a high speed device, it will operate in high speed mode. If it is a full/
low speed device, it will operate in full/low speed mode.
Full/Low Speed
Regardless of the speed of the USB device, it will always operate in full/low speed mode.
UHCI 1~4
Control the USB UHCI (USB 1.1) function.
USB 2.0 (EHCI) Support
Enable or disable USB 2.0 (EHCI) support.
.
Azalia Controller

Select Screen

Select Item
Enter: Select
+/ -:
Change Opt.
F1: General Help
F2: Previous Values
F3: Optimized Defaults
F4: Save & Exit
ESC: Exit
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