Hello Guys.
The amp came back today. And it works like it should again.
Now I know what I was missing.
I am very happy.
PS
The technician sent it yesterday and it's here today. 600 km. Not bad, right?
P.P.S.
My Set:
Amp: Krell KSA-200S
Pre: Classe Audio CP-700
CDP- Classe Audio CDP-202
Streamer: Primare NP-5
DAC- SMSL M-300
Speaker: Duntech Princess C-5000
CU