I recently aquired a lanzar "SVDVDIN70" in-dash touch screen dvd player In need of repair. I've tried to locate a schimatic diagram for the unit, with no luck as of yet. If anyone out there can shed some light on my problem that would be VERY cool! In case anyone who reads this post is interested in buying a new in-dash dvd player with touch screen controls, you should check out the Lanzar web cite. They have a new/better model that is a one piece unit, (the unit i have is a 2 piece) and it goes for under 400$. Pretty sure they have atleast a 4 volt preamp output, 5.1 channel low-level out only, (aka) no internal amplifier. When they'er working, thier pretty sweet.. When thier not-