This (clarity-line) amplifier makes a sudden, loud click after a few
minutes turning it on. Then is works again.
Somtimes the volume doesn't work.
What to do??
topic is old, but I recently got same problem, by open it, I found a 3 wires cable coming from phono input and coming to the front board with button "phono MC/MN" to front. this cable was cuted. Conecting it to ground on the little board where marking 'G' and problem is solve. It work fine now