Quote Originally Posted by rickygm [ Login above or register to see download links. ]
ok , I test connection with the sim card y says is not registered on network
Do you have any signal bars?
If you go to Settings > My device do you have the correct IMEI or dial *#06#

If the IMEI is correct, can you make sure it is not your sim card, by either trying your sim in another phone, or a different sim on your phone.