Hello,
if this is the replacement drive and still has an issue with it i would recommend contacting sandisk directly in order to invastigate the issue and check also the system where the drive is being used
here you can send them an email direclty
http://kb.sandisk.com/app/ask/session/L3RpbWUvMTQ3NDAwODY0MS9zaWQvLXhraG5MLW0%3D
