Problem Determination Guide - Systems Group

1.2.11 Rack, power module, card, and fan naming conventions
Each card is named according to its position in the rack. Figure 1-17,
Figure 1-18, and Figure 1-19 depict the way a unique system location is built for
each component.
Racks:
Rxx
Rack column (0-F)
Rack row (0-F)
Power modules:
Rxx-Px
Power module (0-7)
0-3 Left-to-right facing front
Midplanes:
Rxx-Mx
Clock cards:
Rxx-K
4-7 Left-to-right facing rear
Rack
Figure 1-18 Hardware naming convention, 1 of 3
Note: Position 0 is
reserved for the
circuit breaker
Midplane (0-1) 0 = Bottom, 1 = Top
Rack
One Clock card per rack
Rack
Chapter 1. Introduction 19