MSI Z97 GAMING 5 AC Manual - Manual (Page 72)

Chapter 3
3-12 BIOS Setup 3-13 BIOS Setup 3-12 BIOS Setup 3-13 BIOS Setup
LakeTiny Feature [Disabled]
Enables or disables Intel Lake Tiny feature with iRST for SSD. This item appears
when a installed CPU supports this function and "Intel C-State" is enabled.
[Enabled] Enhance the dynamic IO load adjusted performance for accelerating
the SSD speed.
[Disabled] Disables this feature.
USB Configuration
Sets the onboard USB controller and device function. Press <Enter> to enter the sub-
menu.
USB Controller [Enabled]
Enables or disables all USB controller.
External USB Power Control [Enabled]
Enables or disables independent USB power for the USB ports under the LAN port.
An independent USB power can provide the best audio quality for external USB
DACs.
XHCI Hand-off [Enabled]
Enables or disables XHCI hand-off support for the operating system without XHCI
hand-off feature.
EHCI Hand-off [Enabled]
Enables or disables EHCI hand-off support for the operating system without EHCI
hand-off feature.
Legacy USB Support [Enabled]
Sets Legacy USB function support.
[Auto] The system will automatically detect if any USB device is connected
and enables or disables the legacy USB support.
[Enabled] Enable the USB support for legacy operating systems that do not
support USB.
[Disabled] The USB devices are available only for UEFI applications.
Super IO Configuration
Sets system Super I/O chip parameters including LPT and COM ports. Press <Enter>
to enter the sub-menu.
Serial (COM) Port 0 Configuration
Sets detailed configuration of serial(COM) port 0. Press <Enter> to enter the sub-
menu.
Serial (COM) Port 0 [Enabled]
Enables or disables serial (COM) port 0.
Serial (COM) Port 0 Settings [Auto]
Sets serial port 0 (COM). If set to "Auto", BIOS will optimize the IRQ
automatically or you can set it manually.
Intel(R) Smart Connect Configuration
Sets Intel Smart Connect Technology for optimizing system network performance in
sleep mode. Press <Enter> to enter the sub-menu.
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