Den har været slukket, men nu skriver den underlige tegn (både word og mails alt underlige tegn). Der er Googlet efter råd men det der er fundet virker ikke. Det hjælper ikke at trykke på fn +numlock - eller fn +shift+f12. Den med sorte knapper der går til F12.Ej, heller hjælper det i system indstillinger, og valgt "Personlig" og herunder sprog & tegn. Her står der ved "Rækkefølge til sorterede lister" Valgt: "dansk". Har vi nogle skarpe Mac'er derude :0)) ?
Open System Preferences. Go into Language and Text. Go to Input Sources. Check the box to show the Keyboard Viewer. If this shows that an option key is being 'held down', then that's your problem.
This same thing happened to me! Since this is an old topic you may have already figured out a solution, but what I did was go to my System Preferences, clicked International, then clicked Input Menu. There was a whole big list of different languages, and I learned that for some reason or another my language kept changing to Greek Polytonic. All I did was un-check that language and any other language that was checked besides US and everything switched back to English.