MK5055GSXN, B0/GC002M, HDD2H28 B UL01 S, G002657A, Toshiba SATA 2.5 PCB PCB Specification:;Model: MK5055GSXN;HDD Code: HDD2H28 B UL01 S;Firmware: B0/GC002M;PCB Revision: G002657A;;