Chosen Solution
Sometimes the screen show green or dims the screen for no reason or even flashes for no reason not if its just right it does none of this UPDATE 1/23/2022 It seems to be the motherboard :C UPDATE 1/29/2022 Nvm i fixed it the LVS cable latch wasn’t latched on the the board,so it was kinda falling out @danj
Did you inspect both LVDS cable connections for corrosion?