Gigabyte MSH61DI - ACPI Settings

BIOS Setup - 32 -
2-2-1 ACPI Settings
ACPI Settings
ACPI Sleep State
Select the highest ACPI sleep state the system will enter, when the suspend button is pressed.
Suspend Disabled/S1 (CPU Stop Clock)/S3 (Suspend to RAM).
Default setting is S3 (Suspend to RAM).