MK3263GSXN, A0/GC001U, HDD2H55 Z ZL01 S, G002657A, Toshiba SATA 2.5 PCB PCB Specification:;Model: MK3263GSXN;HDD Code: HDD2H55 Z ZL01 S;Firmware: A0/GC001U;PCB Revision: G002657A;;