larisa@retro-pc:~$ sudo fsck /dev/sdb1
fsck из util-linux 2.20.1
dosfsck 3.0.12, 29 Oct 2011, FAT32, LFN
There are differences between boot sector and its backup.
Differences: (offset:original/backup)
  65:01/00
1) Copy original to backup
2) Copy backup to original
3) No action
? 3
/dev/sdb1: 10 files, 185288/1896640 clusters