You've probably given up on hearing anything, but... without the make and model of your DVD player, it will be impossible to give you an answer.
Did the unit come with a remote but you now don't have it? If it's not a major brand, where did you buy it?
A good answer is easier with a clear question giving the make and model of everything. "The biggest problem in communication is the illusion that it has taken place." -- G. “Bernie” Shaw