
USB Configuration
Aptio Setup Utility
Main Advanced Chipset Boot Security Save & Exit
→ ← Select Screen
↑↓Select Item
Enter: Select
+- Change Field
F1: General Help
F2: Previous Values
F3: Optimized Default
F4: Save ESC: Exit
USB Ports Per-Port Disable Control
HS Port #1/2/3/4 Switchable
Allows for HS port switching between xHCI and EHCI. If disabled, port is routed to
EHCI. If HS port is routed to xHCI, the corresponding SS port is enabled.
xHCI Streams
Enable or disable xHCI Maximum Primary Stream Array Size.
EHCI1/2
Control the USAB EHCI (USB 2.0) functions. One EHCI controller must always be
enabled.
USB Ports Per-Port Disable Control
Control each of the USB ports (0~13) disabling.
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