U-Mix Control Pro turntable set up

I have a U-Mix Control Pro and i recently bought technics SL 1200 mk2 turntables. i bought clear mixvibes DVS records to use them but i get this odd pitch when i put the needle on the record. the track is loaded but it doesnt play on the record. i have the setup like the manual says but i still get the noise and i cant sem to get rid of it. my computer id HP envy 14 beats edition with a intel i-7 processor. the software is Cross DJ 1.5.1 if anyone can help please let me know, i wuld like to start mixing wit them soon. thank you