Mi imac mi 2010 grafic card has fail. I can not see anything on my screen and even on a external monitor. I have put my broken imac on a hard disc mode (target) and from another imac I try to find my profile to save all my contacts and e mails. Till now I have not find anything like" profile" and the way: ussers/ "name"/ library/ thunderbird... don't work (It's not a library under my name)... Any help will be great. Sorry for my English , I'm a Spanish living in France and the English it's my third language.