Installing the M40e Air Filter

To install the air filter (see Figure 1):

1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to one of the ESD points on the chassis. For more information about ESD, see Preventing Electrostatic Discharge Damage to an M Series, MX Series, or T Series Router.
2. Grasp the sides of the air filter and push it firmly into place over the air intake vent.
3. Tighten the thumbscrew at each corner of the air filter cover.

Figure 1: Installing the Air Filter