MK5055GSX, A0/FG001M, HDD2H21 V UK01 T, G002439-0A, Toshiba SATA 2.5 PCB PCB Specification:;Model: MK5055GSX;HDD Code: HDD2H21 V UK01 T;Firmware: A0/FG001M;PCB Revision: G002439-0A;;