msi mpg z390 gaming pro carbon ac

My motherboard went in for repair, came back, but couldnt get it to work, no power. Send it back and they tell me it works fine. Try again at home when i got it back again, nothing. Can i check if the mobo is getting power by looking at lights? I must say this time i only plugged in the 12pin...

Hey all, I have done my first overclock ever of any CPU. I am able to get my 9900k to 5 ghz on all cores. (sometimes it hovers between 4998 and 5004 mhz) I have also set the ring frequency to 47, . Is this ok? I wasn't sure how to do the voltage so I left it on auto to try to test the...