Riser 3/4/5 + 8i RAID/HBA adapter + Retimer card

The following shows the cable connections for the front (8 x 2.5-inch SAS/SATA + 8 x 2.5-inch NVMe) configuration with riser 3, 4, and 5, one 8i RAID/HBA adapter, and one retimer card.

To connect riser 3 and riser 4 cables, see Riser 3/4 cage.

To connect riser 5 cables, see Riser 5 cage.

Connections between connectors: 1 ↔ 1, 2 ↔ 2, 3 ↔ 3, ... n ↔ n

Backplane cable routing​

Figure 1. SAS/SATA cable routing		Figure 2. NVMe cable routing
From	To	From	To
1Backplane 1: SAS	18i adapter Gen 4: C0 Gen 3: C0C1	1Backplane 2: NVMe 0-1	1Onboard: PCIe 5
		2Backplane 2: NVMe 2-3	2Onboard: PCIe 7
		3Backplane 2: NVMe 4-5	3Retimer card: C0
		4Backplane 2: NVMe 6-7	4Retimer card: C1