6. Grasp the Routing Engine by the captive screws, and slide it about halfway out of the
chassis.
7. Place one hand underneath the Routing Engine to support it, and slide it completely
out of the chassis.
8. Place the Routing Engine on the antistatic mat.
NOTE: To maintain proper airflow through the chassis, do not leave the
chassiswithout a RoutingEngine for extended periods of time. If a Routing
Engine is removed, a replacement Routing Engine should be installed as
soon as possible.
Figure 45: Removing an MX104 Routing Engine
Installing an MX104 Routing Engine
To install a Routing Engine (see Figure 44 on page 152):
1. Attach an ESD grounding strap to your bare wrist and connect the strap to one of the
ESD points on the chassis.
2. Place one hand underneath the Routing Engine to support it.
3. Carefully align the sides of the Routing Engine with the guides inside the opening on
the chassis.
4. Slide the Routing Engine into the chassis until you feel resistance.
5. Tighten the captive screws on both sides of the Routing Engine.
Copyright © 2017, Juniper Networks, Inc.156
MX104 3D Universal Edge Router Hardware Guide
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