Check for latest Navitel map in [Only registered and activated users can see links. Click Here To Register...]
Also, you an try with normal update on [Only registered and activated users can see links. Click Here To Register...] or [Only registered and activated users can see links. Click Here To Register...]
Also, you can check in navitel ini files if there is recorded port&baud, and write that values in sys.
Of course, there is still possibility that iGO is not good for your device.
Edit:
It seems that you need some extra tool. Google for:
Spoiler: port P tool
Or download latest patch*d software, it contains needed software - two folders (change port and change speed).
