MSI Z170M MORTAR Assembly Instruction Manual page 42

▶ USB Controller [Enabled]
Enables or disables all USB controller.
▶ XHCI Hand-off [Enabled]
Enables or disables XHCI hand-off support for the operating system without XHCI
hand-off feature. This item will appear when USB Controller is enabled.
▶ Legacy USB Support [Enabled]
Sets Legacy USB function support.
[Auto] The system will automatically detect if any USB device is connected
and enable the legacy USB support.
[Enabled] Enable the USB support under legacy mode.
[Disabled] The USB devices will be unavailable under legacy mode.
▶ 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 x Configuration
▶
Sets detailed configuration of serial(COM) port x. Press <Enter> to enter the sub-
menu.
▶ Serial (COM) Port x [Enabled]
Enables or disables serial (COM) port x.
▶ Serial (COM) Port x Settings [Auto]
Sets serial port x (COM). If set to Auto, BIOS will optimize the IRQ automatically or
you can set it manually.
▶ Power Management Setup
Sets system Power Management of EuP2013 and AC Power Loss behaviors. Press
<Enter> to enter the sub-menu.
EuP 2013 [Disabled]
▶
Enables or disables the system power consumption according to EuP2013
regulation.
[Enabled] Optimize the system power consumption according to EuP 2013
regulation. It will not support S4 & S5 wake up by USB, PCI and
PCIe devices.
[Disabled] Disables this function.
▶ Restore after AC Power Loss [Power Off]
Sets the system behaviors while encountering the AC power loss.
[Power Off] Leaves the system in power off state after restoring AC power.
[Power On] Boot up the system after restoring AC power.
[Last State] Restores the system to the previous state (power on/ power off)
before AC power loss.