Riser 3/4/5 + 8i RAID/HBA adapter + Retimer cardThe 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” on page 306.To connect riser 5 cables, see “Riser 5 cage” on page 309.Connections between connectors: 1 ↔ 1 , 2 ↔ 2 , 3 ↔ 3 , ... n ↔ nBackplane cable routingFigure 366. SAS/SATA cable routing Figure 367. NVMe cable routingFrom To From To1 Backplane 1: SAS 1 8i adapter• Gen 4: C0• Gen 3: C0C11 Backplane 2: NVMe 0-1 1 Onboard: PCIe 52 Backplane 2: NVMe 2-3 2 Onboard: PCIe 73 Backplane 2: NVMe 4-5 3 Retimer card: C04 Backplane 2: NVMe 6-7 4 Retimer card: C1One 8 x AnyBay and one 8 x NVMe backplanesThis section provides cable routing information for the server model with one 8 x 2.5-inch AnyBay and one 8x 2.5-inch NVMe front backplanes.To connect power cables for the front backplane(s), refer to “Backplanes: server models with 2.5-inch frontdrive bays” on page 312.Chapter 6. Internal cable routing 359