VersaLogic VL-EPU-4011 Reference Manual page 56

System Setup
Disable
15 C
23 C
31 C
39 C
47 C
55 C
63 C
71 C
79 C
87 C
103 C
111 C (default)
Details: This value controls the temperature of the ACPI Passive Trip Point - the point in
which the OS will begin throttling the processor.
Option: Active Trip Point
15 C
23 C
31 C
39 C
47 C
55 C
60 C (default)
63 C
71 C
79 C
87 C
95 C
103 C
110 C
Details: This value controls the temperature of the ACPI Active Trip Point - the point in
which the OS will turn the fan on.
VL-EPU-4011 BIOS Reference Manual 56