For the people who are having trouble out of the box then I say to you thats a shame..... sometimes these things happen. Now for the F-series... I agree there are some bugs... I personally have the F90BT and there are a few little quirks that annoy me..(map switches itself to 2D mode occasionally, unit defaults to map after a call... VR takes FOREVER or sometimes doesnt catalog at all, etc. etc.) everyone knows the bugs. However with that being said the unit is SO completely customizable that I can live with the bugs. Lets face it... the unit has Windows so its basically a PC in your car.... a