Acpi Configuration - ASROCK X570 TAICHI User Manual

4.4.4 ACPI Configuration

Suspend to RAM
It is recommended to select auto for ACPI S3 power saving.
PS/2 Keyboard S4/S5 Wakeup Support
Allow the system to be waked up by a PS/2 Keyboard in S4/S5.
PCIE Devices Power On
Allow the system to be waked up by a PCIE device and enable wake on LAN.
RTC Alarm Power On
Allow 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.
USB Power Delivery in Soft Off State (S5)
If this option is enabled, the USB port will provide power to your devices even when
the system is in Power State S5.
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