Lenovo ThinkSystem SR670 V2 Maintenance Manual page 88

Front I/O expansion board cable routing
Connect the front I/O expansion board signal cables and power cable as illustrated.
Figure 39. Front I/O expansion board cable routing – Configuration C
From
MCIO connector A
1
MCIO connector B
2
Front I/O MCIO connector C
3
expansion board
MCIO connector D
4
Power connector
5
ThinkSystem SR670 V2 Maintenance Manual
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To
Slot #1
System board
Slot #2
PCIe connector 2
1
PCIe connector 1
2
PCIe connector 12
3
PCIe connector 11
4
Front I/O expansion board
5
power connector