Z390 Pro Carbon -- only Channel B DIMM slots work

DIMM slot 1, 3 or DIMM slot 2, 4? dimm slot DIMM is the evolution of SIMM Dual in-line memory module is faster and cooler -- literally dimm slot not working DIMM variety called the Clocked Unbuffered DIMM Which means that a CUDIMM will use the same 288-pin DIMM slot as standard DDR5 DIMMs

dimm 2 slot I can fill the blue DIMM slots to capacity using the RAM recommended from the respective motherboard webpages with no stability issues, but as