Asus Z87-PRO - Manual (Page 53)

ASUS Z87-PRO 1-37
Chapter 1
ACPI/ASL Checkpoints
Code Description
01 System is entering S1 sleep state
02 System is entering S2 sleep state
03 System is entering S3 sleep state
04 System is entering S4 sleep state
05 System is entering S5 sleep state
10 System is waking up from the S1 sleep state
20 System is waking up from the S2 sleep state
30 System is waking up from the S3 sleep state
40 System is waking up from the S4 sleep state
AC System has transitioned into ACPI mode. Interrupt controller is in PIC mode.
AA System has transitioned into ACPI mode. Interrupt controller is in APIC mode.