<https://forums.iobit.com/topic/5761-disk-dr-and-check-disk-hang-at-49/#comment-48912>
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"have you done a SMART test on the drive.   \nread about SMART here   \nhttp://en.wikipedia.org/wiki/S.M.A.R.T.     \nanother article 9 pages but look at this software for checking out your hdd   \nhttp://www.pcstats.com/articleview.cfm?articleid=1583&amp;page=7 "
<https://forums.iobit.com/topic/5761-disk-dr-and-check-disk-hang-at-49/>