A.Install the two cards in slots 5 and 6 in the x445.
B.Install the two cards in slots 3 and 5 in the x445 make sure slots 4 and 6 are not occupied.
C.Install an RXE-100 on each x445 and install one card in the x445 and one card in an RXE-100 on each system.
D.Connect an RXE-100 between the two x445s and install one card in each x445 and one card in each side of the RXE-100.

A.The system requires 220V power to enable the upper SMP expansion module.
B.The technician cabled the SMP expansions wrong.
C.The Xcel4 cache needs to be reset in the BIOS because of the addition of the second SMP expansion module.
D.If no hardware licenses keys have been purchased for the processors in the upper SMP expansion module， it will not be activated.