Lenovo ThinkSystem SR950 7X12 - Page 36

Figure 14. Cable routing, SAS drive cables (lower tray)
Table 14. Cable routing, SAS drive cables (lower tray)
Cable
Routing
1 PCIe SAS interface
• From: Lower compute system board in lower compute tray, “PCIe/NVMe” connector
(see “System-board connectors” on page 103)
• To: Storage interposer, connector “PCIe” (see “Storage interposer connectors” on
page 107)
2 RAID interface for drive
backplane 1
• From: RAID card, “C3” connector (see “RAID card connectors” on page 108)
• To: Drive backplane, connector “SAS” (see “Drive backplane connectors” on page
109)
3 RAID interface for drive
backplane 2
• From: RAID card, “C2” connector (see “RAID card connectors” on page 108)
• To: Drive backplane, connector “SAS” (see “Drive backplane connectors” on page
109)
4 RAID interface for drive
backplane 3
• From: RAID card, “C1” connector (see “RAID card connectors” on page 108)
• To: Drive backplane, connector “SAS” (see “Drive backplane connectors” on page
109)
NVMe drive cables (lower tray)
32
ThinkSystem SR950 Setup Guide