socket 771

I brought Xeon E5450 modded (LGA771->775) CPU but didn't installed yet on motherboard, currently I have Core 2 Duo E8500 and BIOS updated to latest 504 version (I updated it about 7 month ago).. So now I'm gonna install that modded cpu on mobo but do I need to reupdate BIOS? I want answer from...

I'm trying to get an old pc running windows 95 to run. The tower boots up and it sounds like the HDD is spinning. But nothing comes thru the display. It's not even "black" as in its just showing a black screen. The display looks the same as when it is off. It did work 1 time but then I...