Cisco cBR Series Hardware Installation Manual page 17

What is a Cisco cBR Series Converged Broadband Router
Component
Power Supply Modules
Fan Modules
Figure 6: Slot Numbering Front of the Chassis With AC Power Module
Slot Numbering
Numbered from P0 to P5 and these map to the facility power outlet
markings on the rear of the chassis.
Numbered from P10 (the top fan module slot) to P14 (the bottom fan
module slot).
Cisco Converged Broadband Routers Hardware Installation Guide
Slot Numbering Physical and Logical
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