pc dosent boot

[pniok]

i just switched my pc case. it was working just fine before but now when I press the power button it lights up for a second then the lights turns off but the pc stays on the fans spin and everything but there is no display i tried both gpu and motherboard but none of them display anything. pls help

my specs are:

core 2 quad(ik)

8 gb ram ggdr2

gtx 750 ti

1 500gb ssd

2 500gb hard drives

500w novatech Power Station supply

dqjo35 intel motherboard. 

the LED turns green when it has power (power supply on.) and green when the pc is on after i press the power button. it always was like this. and there is no beebs. motherboard dqjo35. intel motherboard.

 

a second led lights up when i press the button and it is red but the first one is still green. and the second one wss always red before

[Fasauceome]

My first guess is usually testing for improperly connected PSU cables, like that 8 pin going across the motherboard for CPU power might be pulled too hard

[pniok]

7 minutes ago, Fasauceome said:

My first guess is usually testing for improperly connected PSU cables, like that 8 pin going across the motherboard for CPU power might be pulled too hard

the cpu cable is actually pretty lose and it is not pulled to hard. and i checked and everything is plugged in correctly.