Lenovo ThinkSystem SR950 - Page 46

Table 37. Cable routing, common drive cables (lower tray)
Cable
Routing
1 Power to drive
backplanes 1, 2, and 3
• From: Storage interposer (see “Storage interposer connectors” on page 289)
– For drive backplane 1, use interposer “BP 1/6” connector
– For drive backplane 2, use interposer “BP 2/5” connector
– For drive backplane 3, use interposer “BP 3/4” connector
• To: Drive backplane, “Power” connector (see “Drive backplane connectors” on page
291)
2 RAID flash power
module
• From: RAID flash power module connector
• To: RAID card, flash power module (J14) connector (see “RAID card connectors” on
page 290)
3 Drive power
• From: Lower system board in lower compute tray, “POWER” connector (see
“System-board connectors” on page 283)
• To: Storage interposer, “POWER” connector (see “Storage interposer connectors” on
page 289)
4 Drive signal
• From: Lower system board in lower compute tray, “Signal” connector (see “System-
board connectors” on page 283)
• To: Storage interposer, “SIDEBAND” connector (see “Storage interposer connectors”
on page 289)
SAS drive cables (lower tray)
Common drive cables are used by only SAS drives.
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ThinkSystem SR950 Setup Guide