Panasonic SC-AK320 Shelf System "fast forward cd disk" Questions

...fast forward rewind or play. Could you help me find the problem.\ Thanks. Check for dirt on CD laser lenses. Also transmission on tape player. {11-30-13) TO FIX THE CASSETTE DECK BELT PROBLEMS: - ...

...fast forward) feature to move on to the next song sometimes doesn't work. I tried cleaning the CD lens reader with a disk cleaner but didn't work. Thanks! Greetings, I have owned this system since ...