New build compter only seams to work with RAM in DIMM-slot B1

I shutdown the server and swapped the DIMMs between slots C1 and D1, to attempt to determine if the issue is bad DIMM or a bad slot Or maybe

slot one-click option Currently this takes 4 clicks, which would be a bummer if you have many slots to dim Yuck! If I were you, and

dimm 2 slot DDR3 Memory Adapter Card 200 to 240Pin Laptop to Deskstop Memory Transfer Card for SO DIMM Slot for DDR3 204 pin Notebook DDR3 240 pin Desktop DIMM Male

dimension slot A DIMM slot number is a label or identifier assigned to individual memory slots on a motherboard These numbers help users correctly identify