If I go to playlists in the library, it shows there being 4 on my USB drive. There are actually 12 *.m3u files at different locations on the drive. How does the system find the playlists? I would like to be able to use different playlists at differenttimes.

Anyone know a reliable source on how to program the buttons on the mirror to sync (work) with one's garage door opener?  There are a lot of them out there.  One has you press  the button on the mirror, then push the training button on opener and then within 30 second push and hole the mirror button....