End of Record Distortion


I have a Denon DP59l turntaple with a Denon cart. on some records the sound gets distorted towards the end of the side. Which cartridge angle do I need to adjust to fix this, and what tool do I have to have.
thinkat
Post removed 
Post removed 
thinkat,
i have the same turntable with the same problem.
did you ever come to a conclusion/fix?

cheers,
erik