I've connected the wires in the same positions as the old board and it works!
Just to help who wants to buy in Aliexpress, I've bought the item below and it worked fine. No soldering iron invoved. Just deattach and put in the same position of the original power supply.
Universal 150w Switching Power Supply 36V 4.2A led Driver ac 110/ 220V to dc 36V transformer ac dc converter (S-150-36)