So i dont know whats wrong with my pc

[thisguy554]

I can turn it on and every thing but it wont post at all i think its either the mother board or the processor but i dont really know it worked just fine before when i turn it on the fans turn on and lights turn on but it wont show any thing on screen so idk if its a wire problem or any thing

 

[Outlander_04]

New? old?

 

[thisguy554]

New? old?

Its pretty old and i just figured out that it turns out the vga output on the motherboard isnt working