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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