Here is something written in french for the VP7635a.
Maybe someone who knows some french can describe it.
http://marcel.cremmel.llc.free.fr/CouffignalTS2/Autoradio_files/VP_7635A.pdf
Maybe someone who knows some french can describe it.
http://marcel.cremmel.llc.free.fr/CouffignalTS2/Autoradio_files/VP_7635A.pdf