my mobile sumsung b7610, this mobile bring to sumsung service centre louden street.there r serv eng said ur mobile lcd problem, thats ok i agree&they r bill4, 300. then when i camera on my set camera r not responding.this iss all r warranty pereod. now they r notreparing my set .many time phone, harasement, tey no responce when they r give my mobile.so what idonow.new handset just once month.they r not give my mobile now.