Asus Z170AR blinking CPU and RAM light

PCKyloRen

Commendable
Oct 2, 2016
3
0
1,510
Build:

Intel Core i7-6700k
Asus Z170AR
Patriot Viper Extreme for X99 (4x8)
Thermaltake TR2 RX 850W PSU
(Other parts, too, but I think that, if anything, these parts would be the ones at fault.

When I turn the computer on, the CPU light blinks red for a split second and then the RAM light is solid. Tried MemOK!, but after it cycles, the RAM light is a solid red again.

Thanks for your help!