If you are having screen issues, be sure to test your computer on an external monitor. If there is no video then you more than likely have a motherboard issue. If there is video, then you have an lcd issue.
MS-16P71 GENUINE MSI MOTHERBOARD INTEL I7-9750H RTX 2070 8GB GE75 MS-17E2 (AB52*
MSI H81TI Intel LGA 1150 DDR3 Desktop Motherboard
DEFECTIVE MSI Vector GP66 Motherboard i712700H23GHz RTX3070Ti 8GB GDDR6 G3D
MSI VECTOR GP66 12UGS CORE I9-12900H GEFORCE RTX3070TI MOTHERBOARD 607-15441-59S
MSI B560m-Bomber LGA 1200 Intel B560 M-ATX Intel Motherboard
MSI MAG B860 TOMAHAWK WIFI LGA 1851 Intel B860 SATA 6Gb/s Intel Core Ultra DDR5