I built my first computer today and first of all it powered on but wouldn't display on a screen, I tried to fix that and now it won't power on at all. The green lights on the gpu and mobo are on but when I press the power button it doesn't do anything.
Patriot Viper 3 Black Mamba 2x 4gb 1600MHz DD3 RAM
AMD FX6300 black edition 6 core (3.5/4.1GHz)
Asus Nvidia GeForce GTX 760 DirectCU II OC 2GB GDDR5 graphics card
M5A97 le r2.0 motherboard
Xfx core edition bronze psu 550w
Patriot Viper 3 Black Mamba 2x 4gb 1600MHz DD3 RAM
AMD FX6300 black edition 6 core (3.5/4.1GHz)
Asus Nvidia GeForce GTX 760 DirectCU II OC 2GB GDDR5 graphics card
M5A97 le r2.0 motherboard
Xfx core edition bronze psu 550w