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Cable routing for PCIe riser assemblies and hot-swap drives

See this topic to learn how to do cable routing for the PCIe riser assemblies and hot-swap drives.

Attention
For 300mm chassis, make sure to complete adapter cable routing before proceeding to riser cable routing (see Cable routing for PCIe adapter power).

Choose the routing plan from the following table according to the planned configuration.



Table 1. Riser configurations and cable routing plans
ConfigurationRiser 1Riser 2
x16/x8 + x8x/16Slot 5x16 PCIe adapterSlot 3x8 PCIe adapter
Slot 6x8 PCIe adapterSlot 4x16 PCIe adapter
x16/x16 + x16/x16Slot 5x16 PCIe adapterSlot 3x16 PCIe adapter
Slot 6x16 PCIe adapterSlot 4x16 PCIe adapter
x16/x16 + x8/x16Slot 5x16 PCIe adapterSlot 3x8 PCIe adapter
Slot 6x16 PCIe adapterSlot 4x16 PCIe adapter
x16/x16 + GPUSlot 5x16 PCIe adapterSlot 4Double Width GPU adapter
Slot 6x16 PCIe adapter
DW GPU + DW GPUSlot 5Double Width GPU adapterSlot 4Double Width GPU adapter
x16 + AnyBaySlot 5x16 PCIe adapterSlot 3AnyBay drive cage
Slot 6NASlot 4
x16/x16 + AnyBaySlot 5x16 PCIe adapterSlot 3AnyBay drive cage
Slot 6x16 PCIe adapterSlot 4

x16/x8 + x8x/16

Table 2. Cable routing for x16/x8 (Riser 1) + x8/x16 (Riser 2)
Riser 1 (x16/x8)


From (riser)To (on-board)
1Riser-card connector 2 (Vertical)PCIe connector 3
Riser 2 (x8/x16)


From (riser)To (on-board)
1Riser-card connector 0 (Vertical)PCIe connector 2

x16/x16 + x16/x16

Table 3. Cable routing for x16/x16 (Riser 1) + x16/x16 (Riser 2)
Riser 1 (x16/x16)


From (riser)To (on-board)
1Riser-card connector 2 (Vertical)PCIe connector 5
2Riser-card connector 3 (Right angle)PCIe connector 4
Riser 2 (x16/x16)


From (riser)To (on-board)
1Riser-card connector 0 (Vertical)PCIe connector 2
2Riser-card connector 1 (Right angle)PCIe connector 3

x16/x16 + x8/x16

Table 4. Cable routing for x16/x16 (Riser 1) + x8/x16 (Riser 2)
Riser 1 (x16/x16)


From (riser)To (on-board)
1Riser-card connector 2 (Vertical)PCIe connector 5
2Riser-card connector 3 (Right angle)PCIe connector 4
Riser 2 (x8/x16)


From (riser)To (on-board)
1Riser-card connector 0 (Vertical)PCIe connector 2

x16/x16 + GPU

Table 5. Cable routing for x16/x16 (Riser 1) + GPU
Riser 1 (x16/x16)


From (riser)To (on-board)
1Riser-card connector 2 (Vertical)PCIe connector 5
2Riser-card connector 3 (Right angle)PCIe connector 4
Riser 2 (GPU)
No cable is required here.

DW GPU + DW GPU

Table 6. Cable routing for DW GPU + DW GPU
DW GPU + DW GPU


From (riser)To (on-board)
1GPU in Slot 5, Riser 1GPU power connector 2
2GPU in Slot 4, Riser 2GPU power connector 1

x16 + AnyBay

Without hardware RAID adapter (SATA/NVMe)

Table 7. Cable routing for x16 (Riser 1) + AnyBay SATA/NVMe (Riser 2)
Riser 1 (x16)
No cable is required here.
Riser 2 (AnyBay SATA)


Note
Install 2 and/or 3 according to the planned configuration.
From (drive backplane)To (on-board)
1Drive backplane SAS/SATA connectorSATA connector (4 to 7)
2Drive backplane power connectorDrive power connector 1
3Drive backplane PCIe connectorPCIe connector 2

With hardware RAID adapter (SAS)

Table 8. Cable routing for x16 (Riser 1) + AnyBay SAS (Riser 2)
Riser 1 (x16)
No cable is required here.
Riser 2 (AnyBay SAS)


From (drive backplane)To
1SAS connectorC1 connector on RAID adapter (PCIe Slot 6)
2Drive backplane power connectorDrive power connector 1

x16/x16 + AnyBay

Without hardware RAID adapter (SATA/NVMe)

Table 9. Cable routing for x16/x16 (Riser 1) + AnyBay SATA/NVMe (Riser 2)
Riser 1 (x16/x16)


From (riser)To (on-board)
1Riser-card connector 2 (Vertical)PCIe connector 5
2Riser-card connector 3 (Right angle)PCIe connector 4
Riser 2 (AnyBay SATA)


Note
Install 2 and/or 3 according to the planned configuration.
From (drive backplane)To (on-board)
1Drive backplane SAS/SATA connectorSATA connector (4 to 7)
2Drive backplane power connectorDrive power connector 1
3Drive backplane PCIe connectorPCIe connector 2

With hardware RAID adapter (SAS)

Table 10. Cable routing for x16/x16 (Riser 1) + AnyBay SAS (Riser 2)
Riser 1 (x16/x16)


From (riser)To (on-board)
1Riser-card connector 2 (Vertical)PCIe connector 5
2Riser-card connector 3 (Right angle)PCIe connector 4
Riser 2 (AnyBay SAS)


From (drive backplane)To
1SAS connectorC1 connector on RAID adapter (PCIe Slot 6)
2Drive backplane power connectorDrive power connector 1