Figure 440. Front/Middle backplane signal cable routing Figure 441. Middle backplane power cable routing
From To From To
1 Backplane 1: SAS 0,
SAS 1
16i adapter
• Gen 4: C0
• Gen 3: C0C1
1 Backplane 5: PWR
• Onboard: GPU power
• Onboard: backplane
power
• Onboard: backplane
sideband
2
• Backplane 1: SAS 2
• Backplane 5: SAS
• Gen 4: C1
• Gen 3: C2C3
12 x 3.5" SAS/SATA + 4 x 2.5" SAS/SATA
This topic provides cable routing information for the 12 x 3.5-inch SAS/SATA front backplane and a 4 x 2.5-
inch SAS/SATA middle backplane.
16i RAID/HBA adapter
Connections between connectors:
1 ↔ 1 , 2 ↔ 2 , 3 ↔ 3 , ... n ↔ n
426 ThinkSystem SR650 V3 User Guide