m200 slotFure 3-35 Size 1 to 6 external EMC filter V: Ground stud X: Threaded holes for footprint mounting of the drive Y: Footprint mounting hole diameter Z: Bookcase mounting slotThe memory module slot consists of two sub slots (connectors): Slot A (lower slot) and Slot B (upper slot). 2.Aln the grooves of the memory module with the locking tabs of the connector