File:Cubietech 3 5 HDD Add-on (detailed).JPG

Feed 12V DC from the left via 5.5/2.1mm jack, provide 12V from JST header in the upper right to 12V port of SATA disk or Cubietruck, provide 5V from USB ports to sunxi device (due to polarity of the 5V SATA power only Cubieboards or pcDuino3 Nano will work)