Rockboy: Go for the cartridge upgrade, your table seems to be running fine and no inspection is neccesary. Arm board or felt mat replacement is something you can face later on if ever neccesary.
Consider a Denon 103r MC cartridge, keep in minf it is a MC design so you need your preamp to drive it.
Fernando
Consider a Denon 103r MC cartridge, keep in minf it is a MC design so you need your preamp to drive it.
Fernando