friends have very good days I have this dvd sony does not turn anything or the led I revice it and the power source only has 5v of power my doubt is if it carries 12v also because in the card are the 12 v identified but the diode nor the filter does not you have them if you can help me if you only work with the 5v or you can send me the diagram thank you thanks is a dvd sony the model is dvp-sr370