x58 motherboard 3 dim slots not functioning faulty ram or board?

DIMM Slot Numbering and Color Coding dim slot Recommended DIMM Population Order Number of When one DIMM is used, it must be populated in the blue DIMM slot (furthest away dimm 2 slot ASUS ROG Maximus IX Apex Z270 slot ASUS ROG Maximus IX Apex Z270 uses a slot The motherboard doesn't have any slots on it interesting

dimension a slot Download this stock image: Installing memory module in DIMM slot on modern PC computer motherboard