AAEON PCM-QM77 - Manual (Page 89)

C o m p a c t B o a r d P C M - Q M 7 7
ACPI Settings
Options summary: (default setting)
Suspend Disabled
S1 only(CPU Stop Clock)
S3 only(Suspend to RAM) ACPI Sleep State
Both S1 and S3 available for
OS to choose from
Select the ACPI state used for System Suspend
Chapter 3 AMI BIOS Setup 3-7