Lenovo ThinkServer RD240 Hardware Maintenance Manual - Page 136
Connecting mini-SAS cable, the J51 connector on the system board.
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Connecting mini-SAS cable Your server comes with a 200 mm (7.87 inches) mini SAS cable with four SAS connectors and one SGPIO connector. The SGPIO connector of the cable connects to the J51 connector on the system board; the four SAS connectors of the cable connect to the four SAS connectors on the system board. Figure 66. SAS connectors and J51 connector on the system board 1 J51 (for connecting the SGPIO connector of the mini SAS cable) 2 SAS connectors (top: SAS 1; bottom: SAS 0) 3 SAS connectors (top: SAS 3; bottom: SAS 2) When connecting hard disk drives to the system board using the mini SAS cable, connect the mini SAS connector 4 to the mini SAS connector on the backplane. Connect the four SAS connectors 6 , 7 , 8 , and 9 to the SAS connectors 0, 1, 2, and 3 on the system board. Then, connect the SGPIO connector 5 to the J51 connector on the system board. Notes: • Remove any device that might prevent you from connecting the mini SAS cable to the system board. • For the location of the mini-SAS signal cable connector on the backplane, refer to "Locating connectors on the backplane" on page 33. 124 ThinkServer RD240 Hardware Maintenance Manual