> A HD (And a SATA DVD) have 2 connectors. I think you have a MacPro... i have a MacPro too (from 2008) with IDE conectors for the DVDs. I put a BluRay Serial ATA and in the Mac Pro there are two SATA conectos empty... and you can use its... Open mac pro http://www.rafaespada.com/irudiak/SATA_R030871.jpg remove fan and the first hard drive http://www.rafaespada.com/irudiak/SATA_R030872.jpg You can see a lot of cables and a two empty SATA connectors. http://www.rafaespada.com/irudiak/SATA_R030875.jpg http://www.rafaespada.com/irudiak/SATA_R030876.jpg and to put the DVD, but I think is not your case. http://www.rafaespada.com/irudiak/SATA_R030877.jpg http://www.rafaespada.com/irudiak/SATA_R030878.jpg the power adapter http://www.rafaespada.com/irudiak/SATA_R030879.jpg and the BluRay conected. http://www.rafaespada.com/irudiak/SATA_R030881.jpg Sorry for me inglish... :-( rafa espada http://rafaespada.tel