hard disk controller failure solution for free

this maybereported as an "HDC ERROR". There is a problem with the hard drive system or either the hard drive or drive controller has failed.Check the drive controller first, and make sure it's seated properly in its bus slot.Try a different bus slot.Check that all the drive cables are secure.Make sure that the hard drive is spinning up.Try a new drive controller, and try a different hard drive if neccessary.If the hard drive controller is integrated on to the motherboard, you may need to replace the motherboard outright.