Dell WD19 Docking Station, with no power. No lights or fan spin.
Board is LA-971P. COuld not find boardview or schematic for it.
I found a blown cap on one side of the board, marked with a red rectangle in the following picture. On the same side of the board I can follow 19V from the bottom round circle to the top roud circle, on the mosfet. But it stops there, with nothing on the other side of it.
On the other side of the board, both mosfets marked with a green rectangle had only 0.6 ohms from source to gate and I replaced it. New ones had around...