Thanks for your suggestion! Today i removed 15 ICs, please check photos in the link. I cleaned the area of these ICs:
U20, U21, U13, U14, U17, U18, U6, U7, U4, U4, U3, U2, U1, U15, U12 and U10
https://imgur.com/a/Vg4lJhH
and seems like there is a bit of life:
https://imgur.com/a/eqczefH
In this video i pressed reset after a bit and there are like "moving dots" on screen!