Note ...
LEGEND:
Watchdog and Overtemperature Status LEDs:
WD (green): Watchdog Status
TH (green): Overtemperature Status
System Management Controller LED:
SMC LED (red/green/red+green): System Management Controller
Status
General Purpose LEDs:
LED 0..3 (red/green/red+green): General Purpose/POST Code
Integral Ethernet LEDs:
ACT (green): Ethernet Link/Activity
SPEED (green/orange): Ethernet Speed
SPEED ON (orange): 1000 Mbit
SPEED ON (green): 100 Mbit
SPEED OFF: 10 Mbit
Note ...
If the General Purpose LEDs LED 0..3 are lit red
during boot-up, a failure is indicated before the
uEFI BIOS has started.
For further information, please contact Kontron.