Seagate SATA Hard Drive Disk HDD ST31000528AS ST31500541AS PCB 100574451 REV ABC

So, must be the original circuit board (i.e. bad board) BIOS chip to get a goodboard, sothe hard disk can be identified. So, must be the original circuit board ( i.e. bad board ) BIOS chip to get a good board, so the hard disk can be identified.

eBay