** /dev/rdisk4s2
Executing fsck_hfs (version hfs-407.1.3).
** Checking Journaled HFS Plus volume.
** Detected a case-sensitive volume.
   The volume name is My Passport
** Checking extents overflow file.
** Checking catalog file.
   Invalid record count
(4, 544356)
** The volume My Passport could not be verified completely.