User manual

Chapter 3 BIOS Setup
EC0-1815V2NAR - 35 -
Enable the control switch of audio codec port DP1.
 Audio codec Port DP2
Enable the control switch of audio codec port DP2.
 PCIe Speed
Speed control switch for PCIE2.
 USB Configuration
Aptio Setup Utility – Copyright (C) 2011 American Megatrends, Inc.
Chipset
USB Configuration
XHCI Mode [Smart Auto]
HS Port #1 Switchable [Enabled]
HS Port #2 Switchable [Enabled]
HS Port #3 Switchable [Enabled]
HS Port #4 Switchable [Enabled]
EHCI1 [Enabled]
EHCI2 [Enabled]
USB Ports Per-Port Disable Control [Disabled]
→←: Select Screen
↑↓: Select Item
Enter: Select
+/-: Change Opt
F1: General Help
F2: Previous Values
F3: Optimized Defaults
F4: Save
ESC: Exit
Version 2.14.1219. Copyright (C) 2011,American Megatrends, Inc.
* XHCI Mode
Enable xhci mode control.
* HS Port #1~4 Switchable
Enable xhci and ehci switch function.
* EHCI 1
Switch for EHCI controller 1.
* EHCI 2
Switch for EHCI controller 2.
* USB Ports Per-Port Disable Control