Acpi States Codes; Cpu Temperature - MSI MEG Z390 ACE Quick Start Manual

Recovery Progress Codes
F0 Recovery condition triggered by firmware (Auto recovery)
F1 Recovery condition triggered by user (Forced recovery)
F2 Recovery process started
F3 Recovery firmware image is found
F4 Recovery firmware image is loaded
F5 - F7 Reserved for future AMI progress codes
Recovery Error Codes
F8 Recovery PPI is not available
F9 Recovery capsule is not found
FA Invalid recovery capsule
FB - FF Reserved for future AMI error codes

ACPI States Codes

The following codes appear after booting and the operating system into ACPI modes.
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.

CPU Temperature

00 - 99 Displays current CPU temperature after the system has fully booted into the OS.
52
Onboard LEDs