I had also the same problem with many cd players. There is no solution, I sold all noisy players (excep. Arcam CD 73).
It was very noisy: Philips CD 600 series, Denon DCD 685, Nad C 515 BEE, NAD C 525 BEE
It was just a little noisy: Arcam Diva CD 72 and 73
It was absolutly whitout noise...