Harmony Ir remote Control - nuc5i5ryh INTEL NUC - PlexMediaPlayer-1.3.0.658-70f80570

HI all , im trying to control my nuc and Plex media player with my harmony 1100 Remote via IR. Im using the standard configuration but the Nuc doesn’t answer or response.
This version activate the IR sensor in the NUC? Thanks a lot!