hello i no this has been covered before on here and sorry to be bringing it up again but i have an is200 sport with sat nav want to change stereo and keep sat nav original. i no it can be done and has been done. another post said to speak to fargo but pm'ed him with no reply so wondered if anyone else could help me. is it just finding power sources for the screen? power, remote power and earth or is it more complicated? hope someone can help. thanks very much, timtrimmer