Hitachi HTS545050B9A300 Firmware Versions VersionPrevalence PB4OC64G38.249% PB4OC60F34.101% PB4OC66G11.521% PB4OCA1G11.521% PB4OC60N3.226% PB4OC60S0.461% PB4OC61J0.461% PB4OCA0G0.461%