Hi. New to the forum. I have just purchased and fitted a SPH DA 100 in my car. I am getting a little frustrated as I expected most of the functions to work out of the box. My ipod 2G wouldn't download the appradio app so rang pioneer and the helpful chap there told me I could only play music from it and I would need a 4G for the apps to work. I got a 4G off the bay and installed appradio OK. I have tomtom on my ipod and can't get that to work so downloaded Navfree and that don't work either due to not getting GPS signal even though I installed the GPS receiver that came with the unit. The GPS