Caty, i saw you added pics of HexCmp. My results, the first is same as yours, but Find Again is different to your lower result:

sk49

peqb

I get this garbage in every search. Maybe my 610 fw file is corrupted too?:

XBLKS !1BRcs
ƍ #2$F*W6etHZӾl~ flush_map> flushing %u map pages, lock %u, gen %u to page %u, sver %u ? *s 575- +  @  @ "  )  -    H F  ( +


Off to find a tree now.....