Dell EMC PowerEdge R650 Installation And Service Manual page 60

Table 22. 8 x 2.5-inch NVMe without fPERC
From
SL1_CPU2_PB1 (Signal connector on system board)
SL2_CPU2_PA1 (Signal connector on system board)
SL3_CPU1_PB2 (Signal connector on system board)
SL4_CPU1_PA2 (Signal connector on system board)
SIG_PWR_1 (system board power connector)
Figure 51. 8 x 2.5-inch SAS with front PERC module
Table 23. 8 x 2.5-inch SAS with front PERC module
From
SIG_PWR_1 (system board power connector)
CTRL_DST_PA1 (fPERC connector)
60 Installing and removing system components
To
DST_PA1 (backplane signal connector)
DST_PB1 (backplane signal connector)
DST_PA2 (backplane signal connector)
DST_PB2 (backplane signal connector)
BP_PWR (backplane power connector)
To
BP_PWR (backplane power connector)
SL3_CPU1_PB2 (Signal connector on system board)