PCIe+ I/O drawers

The 9176 supports up to 3 PCIe+ I/O drawers. The number of drawers supported is dependent on the system configuration.

Each PCIe+ I/O drawer:
  • Is 8 EIA units
  • Provides 2 Power Supply Units (PSUs) located at the top of the drawer.
  • Provides 16 adapters, with either two or four ports per adapter, over two domains.
  • Requires 2 PCIe+ Interconnect cards plugged as both domains will initially be activated. They are plugged in locations LG06 and LG16.
  • Requires 2 Base Management Controllers (BMCs) plugged in locations LG01 and LG11.
  • The above elements are plugged in the following locations:
    Domain 0 Domain 1
    top PSU top PSU
    LG01 BMC LG11 BMC
    LG02 I/O Adapter LG12 I/O Adapter
    LG03 I/O Adapter LG13 I/O Adapter
    LG04 I/O Adapter LG14 I/O Adapter
    LG05 I/O Adapter LG15 I/O Adapter
    LG06 PCIe+ Interconnect LG16 PCIe+ Interconnect
    LG07 I/O Adapter LG17 I/O Adapter
    LG08 I/O Adapter LG18 I/O Adapter
    LG09 I/O Adapter LG19 I/O Adapter
    LG10 I/O Adapter LG20 I/O Adapter
PCIe+ I/O drawer, as of the z17 generation