Problem with Pixelview TV Tuner

I have a PixelView play tv pro3 tv tuner,2.4 hz p4 pc with 512 ram and creative 4.1(4400)speaker with cmedia audio drivers also k lite codec installed.My pc have two audio connecton. I connected audio properly but i cannot hear sound when i played recorded file.i used pixelview soft.also used windvdr also try changing the audio wires also changing settings in control panel also reinstall xp but the problem remains.please help me.