why mobile phone is not giving signal after dropped?

[AC Question]

i droped my cel phone on road from bike after that its not giving signal in my area ,i got repaired but its also giving problem,,,, in city its work but in my home because of jamer its not giving signal... but before droping it worked .....plz help

 

[Golfdriver97]

Welcome to the forums. I would take it back to the place you had the work done and explain what is still wrong.