Oh. I know the A110 and 310 had some issues at one point. I have an A300 1st gen - no problems still, but my 110 would run for about 1/2hr then just freeze, never the same spot, on most discs. Sounded very similar. My Sony 560 is just starting to show the occasional error, at about 4-1/2 yrs...
I don't think a lens cleaner will solve this problem. IMO, these cleaner things are just a gimmick. Two of my DVD players are 6 and 5 years old, and I have never had to clean either. My old, OLD, CD player is 9+ years old and also has never needed any kind of cleaning. This player with the...