Pcie Gen3 I/O Expansion Drawer Spcn Cabling - IBM Power Systems E870 Technical Overview And Introduction

Draft Document for Review October 14, 2014 10:19 am
Figure 2-29 shows an example of two system node and four PCI Gen3 I/O expansion
drawers.
System node
System node
Figure 2-29 Example of two system nodes and four I/O drawers

2.9.3 PCIe Gen3 I/O expansion drawer SPCN cabling

There is no system power control network (SPCN) used to control and monitor the status of
power and cooling within the I/O drawer. SPCN capabilities are integrated in the optical
cables.
Slot 1
Slot 2
Slot 3
Slot 4
Slot 5
Slot 6
Slot 7
Slot 8
Slot 1
Slot 2
Slot 3
Slot 4
Slot 5
Slot 6
Slot 7
Slot 8
Left FanOut
Right FanOut
Left FanOut
Right FanOut
Left FanOut
Right FanOut
Left FanOut
Right FanOut
Chapter 2. Architecture and technical overview
5137ch02.fm
I/O Drawer
I/O Drawer
I/O Drawer
I/O Drawer
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