........:-                                          -:........
.......:-†                                          †-:.......
......:-†*                                          *†-:......
.....:-†**                                          **†-:.....
....:-†**#                                          #**†-:....
...:-†**#@                                          @#**†-:...
..:-†**#@#                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 #**†-:....
.....:-†**                                          **†-:.....
......:-†*                                          *†-:......
.......:-†                                          †-:.......
........:-                                          -:........
.........:                                          :.........