xdj rx and traktor vinyl timecodes probleme

hi,i have an xdj rx that i use with traktor pro 3,with the official map.recently i bought one pioneer turntable,plx 500 with traktor vinyl timecode.i connect the turntable on the input of th xdj,i tried in phono and in line but traktor doesnt detect the timecode.i went on the input tab of preferences and it says not connected.what can i do ?