I buy the 500 GB Hitachi Deskstar P7K500, well it's have no power cable to plug, just it have datacable, well i don't know how i plug in to my pc, i just try and no detection, well any body know how i plug in?
Sure it has both connectors for data and power. Maybe you need to find a SATA power cable to connect it to the power cables from your Power Supply.