16 gpio connector (cn21), 17 atx power in connector (cn23), 18 power connectors (cn24) – Advantech PCM-3362 User Manual
Page 23: 19 i2c bus connector (cn25), 20 -12 v & -5 v power connector (cn26), 21 watchdog timer configuration, Gpio connector (cn21), Atx power in connector (cn23), Power connectors (cn24), I2c bus connector (cn25)
