https://image.prntscr.com/image/T6UFS2RdS5mSUoKwTH10sw.png
https://image.prntscr.com/image/4bj0UetsRAaFeaGpS575nA.png
Is it possible that the new fan cooler has ruined it? buy the most expensive one recommended by the bitmain support list for the s4 ... I hope this has a solution.
The last time I checked the kernel, it showed me the following
https://image.prntscr.com/image/0xYt7FevS9GFz2xRjlf55w.png
I usually restart it and sometimes recognizes some cards if and others do not (this has 4) there have even been times when the restart and begins to mine, the highest I get to see it was in 1500ghs, the last was 300ghs and since then it has not recognized the cards.