Martin, Sorry for the late response, I thank you for the information, TR52 was the problem. Kris

Can anyone tell me the part numbers for TR52 and TR53 for board 8002095 on a Beomaster 4000 type 2408 Thanks in advance Kris

I am looking for a service manual for this unit and some advice (common failures) for the audio issue. I have no audio from the left channel, this is my fathers unit and he is the original owner, he has had it serviced once before for a similiar problem, looks like they replaced some resistors (not age correct). Anyways I have taken apart the unit and