Onboard connectors

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

Figure 1. SAS/SATA cable routing		Figure 2. NVMe cable routing
From	To	From	To
1 Backplane 1: SAS 0, SAS 1	Onboard: SATA 0, SATA 1	1 Backplane 1: NVMe 8-9, 10-11	Onboard: PCIe 3, 4