.....###.#                                          ....#.....
....#..##.                                          ...##.....
...##.#.##                                          ..#.#.....
..#.####.#                                          .####.....
.###...##.                                          #...#.....
#..#..#.#.                                          #..##.....
#.##.####.                SPEED HOLE                #.#.#....#
##.##...##                ^^^^^.^^^^                #####...#.
.##.#..#..                                          ....#..###
#.###.##.. TURN YOUR WALKMAN LIKE A  TURTLE.  THERE ...##.#..#
##..##.#.# MIGHT  BE  SOMETHING  THERE  THAT  LOOKS ..#.###.#.
.#.#.####. LIKE A SCREW  HOLE  BUT  IT  COULD  BE A .###..####
#####...##               SPEED HOLE.                #..#.#...#
....#..#.. THE  RULE  IS  IF   YOU   CAN'T  GET   A #.####..#.
...##.##..  REASONABLY SMALL SCREWDRIVER IN THERE,  ##...#.##.
..#.##.#.#          IT'S NOT A SCREW HOLE.          .#..###.#.
.###.#####                                          ##.#..###.
#..##.....                # USAGE #                 .###.#..#.
#.#.#....#                                          #..###.###
#####...## USE  THE  SPEED  HOLE LIKE A  SCREW HOLE #.#..##...
....#..#.#      BUT WITH A TINIER SCREWDRIVER       ###.#.#..#
...##.###.                                          ..#####.##
..#.##..#.                 # THIS #                 .#....##.#
.###.#.###               @ ADJUSTS @                ##...#.###
#..####..#                 # THE #                  .#..###..#
#.#...#.##               .# PITCH #.                ##.#..#.#.
###..###.#                                          .###.#####
..#.#..### SOME  CASSETTE PLAYERS HAVE SPEED SCREWS #..##.....
.####.#... BUT NO HOLES FOR  THEM. TO  GET TO THOSE #.#.#.....
#...###..# SCREWS  YOU  NEED   TO  DISSASEMBLE  THE #####.....
#..#..#.#. WHOLE   THING.   COULD   BE   WORTH   IT ....#....#
#.##.####.                                          ...##...#.
##.##...#.                                          ..#.#..###
.##.#..##.                                          .####.#...
#.###.#.##                                          #...###...
##..####.#                                          #..#..#..#