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Front + middle + rear backplanes: 12 x 3.5" SAS/SATA + 4 x 3.5" SAS/SATA+ 4 x 3.5" SAS/SATA

This topic provides cable routing information for the front 12 x 3.5-inch SAS/SATA expander backplane with a 4 x 3.5-inch SAS/SATA middle drive backplane and a 4 x 3.5-inch SAS/SATA rear drive backplane.

16i adapter

Connections between connectors: 11, 22, 33, ... nn

Figure 1. Backplane signal cable routing
Backplane signal cable routing
Figure 2. Middle/Rear backplane power cable routing
Rear backplane power cable routing
FromToFromTo
1 Backplane 4: SASBackplane 1: SAS 11 Backplane 4: PWRRiser 2: PWR1, PWR2
2 Backplane 1: SAS 016i adapter
  • Gen 4: C0

  • Gen 3: C0C1

2 Backplane 5: PWR
  • Onboard: GPU power

  • Onboard: backplane power

  • Onboard: backplane sideband

2 Backplane 5: SAS
  • Gen 4: C1

  • Gen 3: C2