Kontron SMARC Evaluation Carrier - Manual (Page 36)

User’s Guide
36 www.kontron.com
9 LEDs
There are 20 status LEDs on the Evaluation Carrier.
Location Signal Function
D11 SATA Activity Blinks on SATA activity
D12 GPIO11 GPIO is high if LED is lit
D13 GPIO10 GPIO is high if LED is lit
D14 GPIO09 GPIO is high if LED is lit
D15 GPIO08 GPIO is high if LED is lit
D19 GPIO07 GPIO is high if LED is lit
D21 GPIO06 GPIO is high if LED is lit
D22 GPIO05 GPIO is high if LED is lit
D23 GPIO04 GPIO is high if LED is lit
D26 GPIO03 GPIO is high if LED is lit
D27 GPIO02 GPIO is high if LED is lit
D28 GPIO01 GPIO is high if LED is lit
D29 GPIO00 GPIO is high if LED is lit
D17 5V Indicates Carrier 5V rail is up
D25 5V USB Indicates Carrier 5V_USB rail is up
D31 3.3V PCIe Indicates Carrier 3.3V PCIe rail is up
D33 3.3V Indicates Carrier 3.3V rail is up
D40 SLEEP Indicates unit is in sleep state
D41 BATLOW Indicates low battery state
D54 Bat Charging On bottom of PCB on Rev A (an error)
The LED power source can be disconnected by removing jumper J26. This can be important when trying to minimize
power. The combined power consumption of all the LEDs, if they are all on, can be over 0.5W.