i have a blackberry tour 9630 with the carrier of Bell. i have i rogers sim card that i want to put in the blackberry to use it so i put it in and under options>advanced options>sim card it says Sim Card Invalid. i have the unlock code for my phone but when i type MEPD and the hidden menu comes up and then i type MEP2.. nothing happens. and all of the info just says unknown beside it. please help! all i want is to be able to use my rogers sim card in my blackberry! HELP