Front + rear backplanes: 12 x 3.5-inch SAS/SATA + 4 x 2.5-inch AnyBay
This section provides cable routing information for configuration (12 x 3.5-inch SAS/SATA front drive backplane and 4 x 2.5-inch AnyBay rear drive backplane) with onboard connectors and one 16i RAID/HBA adapter.
Onboard connectors and one 16i RAID/HBA adapter
Connections between connectors: 1 ↔ 1, 2 ↔ 2, 3 ↔ 3, ... n ↔ n
Figure 1. Signal cable routing
![](sr655v3-305-r425aob16i-450.png)
![](sr655v3-305-r425aob16i-450.png)
From | To |
---|---|
1 Front backplane: SAS 0, SAS 1 | 1 16i adapter:
|
2 Front backplane SAS 2 and rear backplane SAS | 2 16i adapter:
|
3 Onboard: PCIe 1, 2 | 3 Rear backplane: NVMe 0-1, 2-3 |
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