MSI MS-98M9 Manual page 53

BIOS Setup
** Advanced Resume Events Control **
▶ PCIE/Ring PME
This field specifies whether the system will be awakened from power saving
modes when activity or input signal of onboard PCIE/Ring PME is detected.
▶ RTC
When [Enabled], your can set the date and time at which the RTC (real-time
clock) alarm awakens the system from suspend mode.
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