Lenovo ThinkSystem SR655 V3 - Page 195

Power cable connections
Figure 135. Power cable routing for the 12 x 3.5-inch SAS/SATA drive backplane
From To
1 Power connector 1 on the backplane 1 Backplane 1 power connector on the system board
assembly
2 Power connector 2 on the backplane 2 Backplane 2 power connector on the system board
assembly
Signal cable connections
Refer to the specific topic for signal cable connections depending on the backplane installed.
Chapter 6. Internal cable routing 185