Hitachi HTS545050A7E380 Firmware Versions VersionPrevalence GG2OA6C055.556% GG2OA7A024.747% GG2OA9207.071% GG2OA7J04.04% GG2OA6003.535% GG2OA7B03.03% GG2OA9501.515% GG2OA6100.505%