IBM N Series, Hardware Manual

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IBM System Storage N series Hardware Guide
4.2.3 I/O expansion module components
The N7950T model always includes the I/O expansion module in the second bay in each of its
two chassis. This provides another 20 PCIe expansion slot (2x 10 slots) to the N7950T
relative to the N7550T. The IOXM is not supported on the N7550T model.
Figure 4-7 shows the IBM N series N7950T I/O Expansion Module (IOXM).
Figure 4-7 IBM N series N7950T I/O Expansion Module (IOXM)
The N7950T IOXM features the following characteristics:
򐂰 All PCIe v2.0 (Gen 2) slots: Vertical slots have different form factor
򐂰
Not hot-swappable:
– Controller panics if removed
– Hot pluggable, but not recognized until reboot
Figure 4-8 shows the IBM N series N7950T I/O Expansion Module (IOXM).
Figure 4-8 IBM N series N7950T I/O Expansion Module (IOXM)