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Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
OL-11495-01
Chapter 1 Product Overview
Blower Module
Figure 1-23 Coolin g Air F low
To ensure that there is adequate air flow to prevent overheating inside the card
cages keep the front and back of the router unobstructed. We recommend at least
6 inches (15.24 cm) of clearance.
26204
Air exhaust
Upper card cage
Room air
Bottom blower module
Air filter
Air exhaust
Power supply shelf
Middle card cage
Lower card cage
Top blower module
(Plenum)
(Plenum)
Front Rear