ok im new on here and this is my first post...anyways i just got the pioneer 900bt installed in my 02 xterra and im lovin it...but here is the thing, everything else works fine but when i plug in my ipod it will show me all my songs and even my movies but there will be no sound for the music and no sound or picture for the movies...im using the white usb ipod cable that comes with an ipod when u buy it... i did go to the settings and changed it to ipod input so i know thats not the problem...what im wondering is do i have to buy that Pioneer CD-IU230V iPod Interface Cable that comes with the 9