Hi i'm cris and i have a problem with my panasonic sa ak 520,the problem began yesterday when i try to play cd,but the unit can't read discs anymore (original,Pirate it doesnot mater) it's yust came on display : NO DISC! 😡 the unit work for years and years of enjoying in music 🙂 and play for many,many hours,so i'm interest how much does cost this part http://s24.postimg.org/uszra5xw5/image.jpg i called my servis,but they told me that this model doesn't exist at store,so where a can find it and what's the real name for this model? thanks for response 