Hardware location naming conventions
This appendix provides an overview of how the Blue Gene/Q hardware locations are assigned. This naming convention is used consistently throughout both the hardware and software.
Letter designation reference
The following letter designations are used for naming Blue Gene/Q hardware component locations:
A = PCI Adapter Card
B = Bulk Power Supply
C = Compute Card Core
D = Direct Current Assembly (DCA) Card
E = Fiber Optic Ribbon
F = Fan
H = Fan Assembly
I = I/O Drawer
J = Compute Card
K = Clock Card
L = Coolant ...

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