Close up of external hard disk drive for connect to laptop, transfer or backup data between computer and hdd. Ok you have a bad sata port and everthing else is fine. ASUS Maximus VII Hero Review and Unboxing Digital Storm The blue colored sata2 port is open. Blue sata port on motherboard . Identifying the sata ports on your desktop board. So i shutdown the system, moved the sata cable to a different sata port for that drive. Booted the system, and the drive was there. In motherboard, it has 15 pins. Hp used to use the dark blue color to designate a sata iii, 6gb data transfer rate port reserved for the primary boot drive. The meaning of the colors: Since most atx/sata power supplies have two or more plugs on each leg that pretty much rules out a problem there if either plug works. Very possible for not all of the conductors in the sockets on the motherboard are working as designed. What do you wanna here?dude you're starting to get a reputation of arguing for ...