The motherboard will not work if you have another defective component(Rams, video cable, LCD, AC adapter, power jack, daughter board, etc. ).
NEW Dell XPS 15 9500 Precision 5550 Motherboard i5-10400H T1000 07N9K LA-J191P
NEW Dell XPS 15 9570 Precision 5530 Motherboard Xeon E-2176M nVidia P1000 5R14M
Dell XPS 15 9550 15.6" i7-6700HQ 256GB/8GB | Very Good
Dell XPS 15 9550 GAMING TOUCH 4K 15.6" i7-6700HQ 16gb 256gb GTX960 win 11 laptop
Dell XPS 15 9560 15.6"(512GB M.2,i7-7700HQ, 2.8 GHz, 32GB Touch)
Dell Xps 15 Motherboard Intel Core I7 Spares And Repairs With Battery Too
