ASROCK AMD A620 Series Setup Manual page 52

PCIE Devices Power On
[Enabled] Select this item to allow the system to be waked up by a PCIE device and
enable wake on LAN.
[Disabled] Select this item to disallow the system to be waked up by a PCIE device
and disable wake on LAN.
RTC Alarm Power On
[Enabled]
Select this item to allow the system to be waked up by the real time clock alarm.
[Disabled]
Select this item to disallow the system to be waked up by the real time clock alarm.
[By OS]
Select this item to let it be handled by your operating system.
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