Airflow
The router has front-to-back (AIR OUT) cooling system (see Figure 8 on page 33). Air is pulled through
the front the chassis toward the fan module, which exhausts the air out of the router.
Figure 8: Airflow Through the Router
Air Filter Unit
The air filter unit consists of three parts–the outer filter cover, the air filter, and the inner cage that form
the body, and the air filter (see Figure 9 on page 33). The air filter sits right inside the outer filter cover
and the inner cage. The air filter unit is installed into the cable management brackets, and are held tightly
by captive screws.
Figure 9: Air Filter Unit
3—1— Inner cageOuter filter cover
2—Air filter
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