Acpi Configuration - ASROCK Fatal1ty H97 Killer Series User Manual

4.4.8 ACPI Configuration

Suspend to RAM
Select disable for ACPI suspend type S1. It is recommended to select auto for ACPI
S3 power saving.
Check Ready Bit
Enable to enter the operating system after S3 only when the hard disk is ready, this
is recommended for better system stability.
ACPI HPET Table
Enable the High Precision Event Timer for better performance and to pass WHQL
tests.
PS/2 Keyboard Power On
Allow the system to be waked up by a PS/2 Keyboard.
PCI Devices Power On
Allow the system to be waked up by a PCI device and enable wake on LAN.
Ring-In Power On
Allow the system to be waked up by onboard COM port modem Ring-In signals.
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