Was trying to help my niece today who has a problem with her blackberry and found this site. It gives you some options on what to do if you have problems.
She rang O2 but they had no clue on what was wrong with it
HTML:
http://www.blackberryfaq.com/index.php/How_do_I_reset_my_BlackBerry%3F
She rang O2 but they had no clue on what was wrong with it