a68hm grenade 4 red lights and no display fix?

[graphicgamingv2]

I've had this problem for a while now. I power my pc on then everything lights up and the fans move and they is 4 red lights at the back of the motherboard. how do i fix this?

 

[Phillip Corcoran]

https://forum-en.msi.com/index.php?topic=123702.0