Acpi Configuration - ASROCK E3C256D4ID2 User Manual

3.3.6 ACPI Configuration

PCIE Devices Power On
This allows the system to be waked up by a PCIE device and enable wake-on-LAN.
Ring-In Power On
This allows the system to be waked up by onboard COM port modem Ring-In signals.
RTC Alarm Power On
This allows the system to be waked up by the real time clock alarm. Set it to By OS to let it
be handled by your operating system.
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