Karbonn Mobiles
Having k30 modal set in trivandrum 3 mounth later.diplay gone while calling

Good moring sir, i have buy k30 karbonn mobile from trivandrum.near east fort 3 mounths later. imei 910080400069093, 910080400204096 . ref no91008040-1. on 30/10 night, while calling display not there. now also not there, no type of damage at, that time, so plese find solutions for this kind of problems facing and key words u j n were not working some times. am waiting for fast reults. and sercive center in trivandurm, contact number also. my no is 9947336335 kerala..