4.28 Manageability Signals -2
Name
Type
Description
SATA5GP / GPIO49 /
TEMP_ALERT#
O
Used as an alert (active low) to indicate to the external
controller (e.g EC or SIO) that temperatures are out of range
for the PCH or Graphics/Memory Controller or the Processor
Core.
ACPRESENT /
GPIO31 (Mobile
Only)
I
Used in Mobile systems. Input signal from the Embedded
Controller to indicate AC power source or the system battery.
Active High indicates AC power.
Note:
This signal is required by Management Engine in M3
supporting platforms. Signal usage is optional otherwise.
SUS_PWR_DN_AC
K
/ GPIO30 (Mobile
Only)
O
Active High output signal asserted by the Intel ME to the
Embedded Controller, when it does not require the PCH
Suspend well to be powered. Note: This signal is required by
Management Engine in all platforms.
NOTE:
SLP_LAN#/GPIO29 may also be configured by ME FW in Sx/Moff. Please refer to
SLP_LAN#/GPIO29 signal description for details.