Cable From To
1 NVMe signal cable for front
backplane
NVMe 0–1 connector on the front
backplane
PCIe connector 1 on the system
board
2 NVMe signal cable for front
backplane
NVMe 2–3 connector on the front
backplane
PCIe connector 2 on the system
board
3 NVMe signal cable for front
backplane
NVMe 4–5 connector on the front
backplane
PCIe connector 3 on the system
board
4 NVMe signal cable for front
backplane
NVMe 6–7 connector on the front
backplane
PCIe connector 4 on the system
board
5 NVMe signal cable for front
backplane
NVMe 8–9 connector on the front
backplane
PCIe connector 5 on the system
board
6 SAS signal cable for front
backplane
SAS/SATA 0–3 and SAS/SATA 4–7
connectors on the front backplane
C0 and C1 connectors on RAID
adapter in PCIe slot 1
7 SAS signal cable for front
backplane
SAS/SATA 8–9 connector on the front
backplane
C2 connector on RAID adapter in
PCIe slot 1
8 NVMe signal cable for rear
backplane
NVMe connectors on the rear
backplane
PCIe connector 6 on the system
board
Ten 2.5-inch SAS/SATA/NVMe drives, rear SAS/SATA drive assembly, middle NVMe drive assembly
and one 16i RAID adapter
Notes:
• The cable routing illustration is based on the scenario that the rear hot-swap drive cage and middle NVMe
drive assembly are installed. Depending on the model, the rear hot-swap drive cage and middle NVMe
drive assembly might not be available on your server.
• The following two illustrations are for the same one configuration.
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ThinkSystem SR635 Maintenance Manual