CFF 16i RAID/HBA + SFF 16i RAID/HBA adapters

The following shows the cable connections for the front 24 x 2.5-inch SAS/SATA + rear 8 x 2.5-inch SAS/SATA configuration one CFF 16i RAID/HBA adapter and one SFF 16i RAID/HBA adapter.

Front backplane cable routing​

Figure 1. Cable routing when two processors installed		Figure 2. Cable routing when one processor installed
From	To	From	To
1 Backplane 1: SAS	1 CFF adapter C0 C1	1 Backplane 1: SAS	1 CFF adapter C0 C1
2 Backplane 2: SAS	2 CFF adapter C2 C3	2 Backplane 2: SAS	2 CFF adapter C2 C3
3 Backplane 3: SAS	3 16i adapter Gen 4: C0 Gen 3: C0C1	3 Backplane 3: SAS	3 16i adapter Gen 4: C0 Gen 3: C0C1
4 CFF adapter: MB (CFF INPUT)	4 Onboard: PCIe 5	4 CFF adapter: MB (CFF INPUT)	4 Onboard: PCIe 2
5 CFF adapter: PWR	5 Onboard: CFF RAID/HBA PWR	5 CFF adapter: PWR	5 Onboard: CFF RAID/HBA PWR

Rear backplane cable routing​

Figure 3. Rear backplane cable routing

From	To
1 Backplane 4: SAS 0, SAS 1	1 16i adapter Gen 4: C1 Gen 3: C2C3
2 Backplane 4: PWR	2 Riser 2: PWR1, PWR2