problem with my media speaker, its not working properly

Actually there is some problem with my mobile Media and ring tune speaker, after every 7 to 8 days _{its become out of order, and Exact after 14 hours it become normal again} but now its still out of order from 4 days,, its not working,

no sound come out from it, it didn't work as loud speaker, as media speaker, just it disturbing me too much, i need a proper solution please help me to pull out.. thanks :) :)