WD6400AAKS-22A7B2, 2061-771590-L01 02P, REV P2, WD SATA 3.5 PCB Specifications;Model: WD6400AAKS-22A7B2;PCB Sticker: 2061-771590-L01 02P;PCB Revision: 2060-771590-001 REV P2; ;