Ok mate
Copy scoreboard file and go to \EA Sports\FIFA 12\Game\data\ui\game\Overlays and then paste...regenerate with FIFA 12 Regenerator and you can play with new scoreboards
P.S. if you don't have folders game and overlays create them manually
This is list for files-leagues
2 - Rep. Korea, USA
2002 - England, Rep. Ireland, Scotland
3002 - France, Netherlands, Norway, Russia
4002 - Germany, Poland, Switzerland, Austria, Denmark
5002 - Italy, Mexico, Portugal, Sweden, Australia
6002 - Spain, Belgium
7002 - Brazil