Toner was not recognized by the printer. After seeing the response position by a user of this website commented the problem has been solved. The "chip" makes the connection that is to the right of the toner was not installed correctly. It was enough to turn the small plastic plate on which is pasted chip "gently and make comparison with the old cartridge it helps to understand" this has to walk my Samsung scx-3400 printer bought on Amazon phew thank you and the one who has the initial post comment