SM-N900 no 3G after update.. help needed

hi guys, I updated my galaxy note 3 via OTA from 4.3 to 4.4.2 but there is no 3g network only EDGE =( i made i hard reset but still the same, i downloaded the 4.4.2 firmware again and flashed it via odin, but still the same no 3G.. please help me.. i have z3x box but i cant repair it..

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