PCI-E backwards in CPU Power

[filipemfsm]

So I was building my first pc and I put the PCI-E in the 12v atx but it was backwards, have I done something to harm my computer because i didnt even turn on after I changed it to the correct cable

 

[emosun]

if you didnt turn it on then its fine

[filipemfsm]

I tried to turn it on but nothing happened

 

[FuzzyLogic]

9 minutes ago, filipemfsm said:

I tried to turn it on but nothing happened

 

Then you probably broke something...