Question change psu, monitor no signal, rgb gear won't light up but still able to charge phone

[alightz]

Hi, i just change my PSU to 750w seasonic focus 750fx

The problem is when i plug everything in, the fan turning but the monitor show no signal

Did i accidentally fry any part of my pc?

 

[rgd1101]

full system spec?

 

[Dark Lord of Tech]

Did you use the cables that came with the new PSU?

 

[alightz]

full system spec?

GPU: rx5700
CPU: i5 7400
Mobo: Gigabyte H110
Fan: Noctua SFF fan

on phone since my desktop kinda in the mud so i'm not sure about all the other part

 

[alightz]

Did you use the cables that came with the new PSU?

yes, j use the cable came with the psu

 

[alightz]

Nvm, i remove the ram when i change my PSU and i did not plug the ram back in the right way, my bad, problem solve