[SOLVED] My computer wont post, beeps once, gpu fans keeps stoppng and spinning back on.

[MagnitudeStellar]

I turned on the pc, every single thing works fine, so I was waiting for it to post and suddenly one beep. after that one beep the gpu fans stop and spinning and stop and spinning and stop and spinning. I just want to play games before school starts D:



My components:
Ryzen 3 1200 AF
Red Devil RX470
GA A320M S2H V2
8 GB KVR Ram (4x2)

 

[rgd1101]

make and model of the psu?

 

[MagnitudeStellar]

make and model of the psu?

CoolerMaster MWE400 230v

 

[Karadjgne]

1 long beep is usually a ram error. Try reseating the ram, testing 1 stick at a time in the slot closest to the cpu. Might need to also reset cmos. If it passes post, shut the pc down, don't allow it to goto windows unless it passes with both sticks present.