Removing An Mx104 Routing Engine - Juniper MX104 Hardware Manual

Removing an MX104 Routing Engine

Copyright © 2014, Juniper Networks, Inc.
NOTE: The SCB might continue forwarding traffic for approximately five
minutes after the
Before you remove a Routing Engine, remove the cables that connect to it.
CAUTION: Before you replace a Routing Engine, you must take the Routing
Engine offline. If there is only one Routing Engine, taking the Routing Engine
offline shuts down the router.
CAUTION: If the Routing Engine to be replaced is currently functioning as the
master Routing engine, switch it to be the backup before removing it.
To remove a Routing Engine from (see
Take the Routing Engine offline gracefully.
1.
Place an electrostatic bag or antistatic mat on a flat, stable surface.
2.
Attach an ESD grounding strap to your bare wrist and connect the strap to one of the
3.
ESD points on the chassis.
Verify that the Routing Engine LEDs are off.
4.
Loosen the captive screws on both sides of the Routing Engine.
5.
Grasp the Routing Engine by the captive screws, and slide it about halfway out of the
6.
chassis.
Place one hand underneath the Routing Engine to support it, and slide it completely
7.
out of the chassis.
Place the Routing Engine on the antistatic mat.
8.
NOTE: To maintain proper airflow through the chassis, do not leave the
chassis without a Routing Engine for extended periods of time. If a Routing
Engine is removed, a replacement Routing Engine should be installed as
soon as possible.
Chapter 13: Replacing MX104 Hardware Components
command has been issued.
request system halt
Figure 42 on page 108):
107