Server model: four 2.5-inch SAS/SATA drives, four 2.5-inch SAS/SATA/NVMe drives, one 8i RAID
adapter, one NVMe adapter
Notes:
• Ensure that all cables are routed through the correct cable clips.
• Broken lines indicate the hidden parts.
Figure 22. Cable routing for server models with four 2.5-inch SAS/SATA drives, four 2.5-inch SAS/SATA/NVMe drives,
one 8i RAID adapter, and one NVMe adapter
Cable From To
1 NVMe signal
cable
NVMe 0, NVMe 1, NVMe 2, and NVMe 3
connectors on the backplane
C0, C1, C2, and C3 connectors on the NVMe
adapter
2 SAS signal cable SAS 0 and SAS 1 connectors on the
backplane
C0 and C1 connectors on the 8i RAID adapter
3 Power cable Power connector on the backplane Backplane 1 power connector on the system
board
40 ThinkSystem ST550 Maintenance Manual