Cleaning decks.....

Meethra

Hi. I have s2 mk3,fir about 6years. I'm a smoker, so u know in which will go this discusion. I wanna know how to clean open mixdecks, clean those magneto knows. So does any1 cleaning decks, and I mean total cleaning... please help me,because when I mixing, in 7/10 songs will left behind and I cant make I synch. Have a great day... Samo