gigabyte aorus b450i gaming pro wifi

I assembled my PC and tested it with no graphics card. Mobo RGB lights worked, fans spun on, and keyboard received power. Everything seemed good. A few days later, I inserted the graphics card (GTX 750i) and powered on. Everything is still fine but no display because I forgot to plug in the...

Hello! I'm looking to buy a CoolerMaster ML240L RGB aio to cool my CPU but the thing is that the motherboard doesn't have a 3 pin DC fan header to connect the pump . Is there a way to power the pump with a PWM header or another thing, like a splitter or hub? Thanks.