http://www.metacafe.com/watch/318610/inside_a_hard_drive_see_what_goes_on_inside/
Inside A Hard Drive! See What Goes On Inside...
http://www.youtube.com/watch?v=9eMWG3fwiEU&mode=related&search=
Inside of Hard Drive
http://www.youtube.com/watch?v=oTzAAZPwvBk&mode=related&search=
Inside of laptop/notebook hard drive