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Configuration G cable routing

Follow the instructions in this section to learn how to do cable routing for Configuration G.

Configuration G cable routing includes the following components:​

  1. Drive backplane cable routing

  2. OCP Ethernet adapter cable routing

  3. Front I/O expansion board cable routing

  4. Retimer assembly cable routing

  5. Cold plate assembly cable routing

Cabling for these components are illustrated below.

Drive backplane cable routing​

Connect the drive backplane signal cables and power cable as illustrated.

Figure 1. Drive backplane cable routing – Configuration G

FromTo
Drive backplane1 NVMe 2-3System board4 PCIe connector 15
2 NVMe 0-15 PCIe connector 15
3 Power connectorRetimer assembly6 Backplane power connector

OCP Ethernet adapter cable routing​

Connect the OCP Ethernet adapter signal cables as illustrated.
Figure 2. OCP Ethernet adapter cable routing – Configuration G

FromTo
System board1 PCIe connector 13System board1 PCIe connector 15
2 PCIe connector 142 PCIe connector 15

Front I/O expansion board cable routing​

Connect the front I/O expansion board signal cables and power cable as illustrated.
Figure 3. Front I/O expansion board cable routing – Configuration G

FromTo
Front I/O expansion board1 MCIO connector BSlot #1System board1 PCIe connector 1
2 MCIO connector A2 PCIe connector 2
3 MCIO connector CSlot #23 PCIe connector 12
4 MCIO connector D4 PCIe connector 11
5 Power connector5 Front I/O expansion board power connector

Retimer assembly cable routing​

Retimer assembly cable routing includes the following items:

  1. Retimer assembly power cable

  2. Retimer assembly signal cables

Retimer assembly power cable

Connect the retimer assembly power cable as illustrated.
Figure 4. Retimer assembly cable routing (power cable) – Configuration G

FromTo
Retimer assembly1 Power connectorSystem board1 PCIe adapter distribution board power 2 connector

Retimer assembly signal cables

Connect the retimer assembly signal cables as illustrated.
Figure 5. Retimer assembly cable routing (signal cables) – Configuration G

FromTo
Retimer assembly1 MCIO connector ASystem board1 PCIe connector 10
2 MCIO connector B2 PCIe connector 9
3 MCIO connector C3 PCIe connector 8
4 MCIO connector D4 PCIe connector 7
5 MCIO connector E5 PCIe connector 6
6 MCIO connector F6 PCIe connector 5
7 MCIO connector G7 PCIe connector 4
8 MCIO connector H8 PCIe connector 3

Cold plate assembly cable routing​

Connect the cold plate assembly pump cables to the retimer assembly as illustrated.
Figure 6. Cold plate assembly pump cables to the retimer assembly cable routing – Configuration G

FromTo
Retimer assembly1 Cold plate assembly pump cable connector 1Cold plate assembly1 Cold plate 1
2 Cold plate assembly pump cable connector 22 Cold plate 2
3 Cold plate assembly pump cable connector 33 Cold plate 3
4 Cold plate assembly pump cable connector 44 Cold plate 4