GRAFY

That is correct I have the same setup Avic N1 display with the solder bypass and an N3 brain. Works great don't forget to reset eveything after the install

I have the a similar problem. The hardware status says voltage 256 back signal nok and speed pulse nok. This is on an N3 brain to N1 headunit. Did you find a solution?

I assume you are talking about the laser lens that reads disks. Misfit read the problem. You can purchase a dvd / cd cleaner disk. This disk has a small brush imbedded into the disk, which when played electrostatically removes dust from the lens. This will not remove finger prints from a lens, but the only way they are going to be on there is if you have opened the unit up and touched the lens. If you do have a super dirty lens or finger prints on it, then the only way I know to clean it is to open the unit and clean the lens eye with a cue tip and some windex, thanx misfit LOL. If this metho