Lenovo ThinkSystem SR650 V3 7D75 - Page 435

Figure 438. Front/Rear backplane signal cable routing Figure 439. Rear 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 4: PWR
Onboard: 7mm power
connector
2
• Backplane 1: SAS 2
• Backplane 4: SAS
• Gen 4: C1
• Gen 3: C2C3
Front + middle backplanes: 12 x 3.5" SAS/SATA + 4 x 3.5"/4 x 2.5" SAS/SATA/8 x 2.5"
NVMe
This topic provides cable routing information for the 12 x 3.5-inch SAS/SATA front backplane and 4 x 3.5-
inch/4 x 2.5-inch SAS/SATA or 4 x 2.5-inch NVMe middle backplanes.
Depending on the rear backplane you use, refer to the specific configuration for cable routing information.
•
“12 x 3.5" SAS/SATA + 4 x 3.5" SAS/SATA” on page 425
• “12 x 3.5" SAS/SATA + 4 x 2.5" SAS/SATA” on page 426
• “12 x 3.5" SAS/SATA + 8 x 2.5" NVMe” on page 427
12 x 3.5" SAS/SATA + 4 x 3.5" SAS/SATA
This topic provides cable routing information for the 12 x 3.5-inch SAS/SATA front backplane and a 4 x 3.5-
inch SAS/SATA middle backplane.
16i RAID/HBA adapter
Connections between connectors:
1 ↔ 1 , 2 ↔ 2 , 3 ↔ 3 , ... n ↔ n
Chapter 6
. Internal cable routing 425