Originally Posted by Pepsi

I have the 6.1 version of the navigation. How do I get to that screen? I just drove on the highway for several minutes to see if any of the functions would lock out. They did not so it works. The only indication of the pulse I have is the LED dimming for a fraction of a second. BTW, I got my video to work. I had to ground the negative end of the video signal to car ground. I have a nice vibrant video that I can turn on and off with a switch turning on and off the reverse signal.