Quote Originally Posted by catymag View Post
JCV are provided in different resolution (high&low) to fit different displays, the one posted in the first page has a low resolution, not good for new series devices like 37xx . Should work in 850, but better to test it in simulation mode.
Ok, I'll give it a shot - by simulation mode you mean on the GPS itself? The 855 is my travel unit, so I'll have to try a few routes to find one that shows junction info now.

I assume one cannot mix old JCV files with newer maps?

Thanks!
R.