Lenovo ThinkSystem SR950 - Page 47

Figure 14. Cable routing, SAS drive cables (lower tray)
Table 38. Cable routing, SAS drive cables (lower tray)
Cable
Routing
1 PCIe SAS interface
• From: Lower system board in lower compute tray, “PCIe/NVMe” connector (see
“System-board connectors” on page 283)
• To: Storage interposer, connector “PCIe” (see “Storage interposer connectors” on
page 289)
2 RAID interface for drive
backplane 1
• From: RAID card, “C3” connector (see “RAID card connectors” on page 290)
• To: Drive backplane, connector “SAS” (see “Drive backplane connectors” on page
291)
3 RAID interface for drive
backplane 2
• From: RAID card, “C2” connector (see “RAID card connectors” on page 290)
• To: Drive backplane, connector “SAS” (see “Drive backplane connectors” on page
291)
4 RAID interface for drive
backplane 3
• From: RAID card, “C1” connector (see “RAID card connectors” on page 290)
• To: Drive backplane, connector “SAS” (see “Drive backplane connectors” on page
291)
NVMe drive cables (lower tray)
Chapter 2. Server components 43