hi my frn... my name is sanjeev,i know the solution for ur problem it could work,in ur cam just behind the view finder or should be on main lense there is a chip on ccb bord a very thin CB,this chip is with 14pin,resolder it and check it our but be careful during this about the short circuit and also check the connecter's connection to main bord.i wish you all the best for ur problem. sanjeev kumar