ok here is the deal i boguht a Kenwood mp825 deck the other day,got it today and tried to install it and all it does it is sounds like the gear is broken.I tried hooking it straight to the battery and it works, i tried it in both my accords and in mine now the radio will not even trun on after i tried the kenwood in my car.Any suggenstion on what couldhave blown other than \the radio fuse, cause i replaced it with the spare one next to it and it doen ot work i need help fast please elp me haha!

 

never mind i am a morong and did not check the underhood accessory fuse box. hahamoron.