Martin, Eugene, Peter, thanks very much for your replies and suggestions. Having checked the back again it was indeed the main left speaker (lower socket), and there was some resistance when plugging in, the speaker was silent on all sources including radio and I checked the balance which was fine with...

Hi, Just signed up, just bought a BL5000, type 5303, Serie 2, serial number 66407 Beomaster 5000S Type 2007, serie 01, serial number 16757 also have a Beomaster 5000 type 2013, Serial number 74824, serie 01 I knew the Amp was defective when I bought it, am always up for a challenge! Turned out to have...