Patient HDD ID:
WD160EDGZ WD161KFGX WD161KRYZ
WUH721816ALE6L4 WUH721816ALE604
WUH721816AL5200
Patient HDD Failure Symptoms:
UNC error reported when trying to access the data area (running logical scan)
There’re many WD Hitachi helium hard drives of 8T,10T,12T,14T,16T,etc. Users can connect these patient drives to desktop computer SATA ports and test the hdds by one software to see if they report UNC error. Users can also connect these helium patient drives to the existing hdd firmware repair hardware and see if they report UNC error.
Related article: Recover Lost Data from WD Hitachi Helium Hard Drives with UNC Common Firmware Failure