Geez, is there some requirement an OP must repost / reply in under an hour? Some of us actually have lives!! And I needed to look at the computer again to get info. for replies, and it was, ya' know, not right at my fingertips. Anyway, here goes AGAIN: I've inherited a huge gaming computer from my brother. It seems to turn on ok, except that there is no video from either the Motherboard or the dedicated graphics card. Once the computer is on, the CPU gets warm, the RAM gets warm, the dedicated graphics card gets warm, controls for...