Mika, Peter, thanks a lot for your input. I have meassured the DIN plug and it's ok. Do you think it could be the magnetic preamplifier? Currently I am neglecting the system itself as we tried another stylus and we had the same problem. P.S. Just spoke to somebody who suggested to look into the muting relay - what do you think? Thanks, Robert

Hi, first of all I would like to say that I just signed up to Beoworld and hope that anybody will forgive me as I am just starting to go through the forums, groups etc. in case I should have done something differently. After a long search I finally found a Beogram 4000. The Stylus needs to be replaced, I knew that, and 1 channel doesn't work. I