Yes, I know, I did it very carefully Yes, it's my mistake it probably was like that, I think U100 is damaged :((( currently u165 is working fine
[ATTACH] on the other side of the board I have marked 0 ohm to gnd points, not all possible of course [ATTACH]
I removed f102 and f103. The problem is on the F103 side :(, and the ground value is 0 ohms. I have good voltage values on U819, U165, U158 and...
I'll check it out ... ;)
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u819 probably must be some popular dc/dc chip.... [ATTACH] If I connect the power supply to my solo, the U819 heats up.....
Thank you very much for your help :):):) I will check your instructions.... U819 and u818 in my solo 4k have the same marking code s3601 a600...
HI, Thank you very much for the voltage measurements, they are very helpful. In my damaged solo 4k looks different, I am looking for a solution...