XO Vision GX1042 10.4 in. Car Monitor "channel switch" Questions

...was installing it and I found out that I cannot play DVD's on the thing. Also, when I search for TV channels, it wont let me view them shortly after I have found them. There is a pink brake wire that ...

...gets back to AV1. Right now I can not watch DVD. Please help. that one is easy just press menu the channel button up till you get to av1 or av2 then press the volume to change

switch on tv. If uncontrollable scrolling stops , then cause may be remote button (Ch+ or Ch-) has got dirt inside and its shorting. 2. If taking remote far away doesn't stop scrolling then (Ch+ or Ch