Removing The Routing Engine - Juniper MX480 Hardware Manual

MX480 Universal Routing Platform Hardware Guide
256
NOTE: Nonstop active routing (NSR) and graceful Routing Engine switchover
(GRES) are not supported during the upgrade and they must be temporarily
disabled. Disable NSR by removing the
[ edit routing-options
statement from the [
Removing the Routing Engine on page 256
1.
Installing the Routing Engine RE-S-X6-64G on page 258
2.
Verifying and Configuring the Upgraded Routing Engine as the Master on page 261
3.
4. Verifying and Configuring the Upgraded Routing Engine as the Backup on page 261

Removing the Routing Engine

To remove the backup Routing Engine from the chassis (see
Figure 104 on page 257, and
On the external management device connected to the Routing Engine, shut down the
1.
host subsystem by using the
Wait until a message appears on the console confirming that the operating system
2.
has halted.
Remove the cables connected to the Routing Engine.
3.
Place an electrostatic bag or antistatic mat on a flat, stable surface. Attach an
4.
electrostatic discharge (ESD) grounding strap to your bare wrist and connect the strap
to one of the ESD points on the chassis.
Verify that the Routing Engine LEDs are off. Loosen the captive screws on the top and
5.
bottom of the Routing Engine.
Grasp the Routing Engine by the ejector handles, 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.
NOTE: To maintain proper airflow through the chassis, do not leave an SCB
installed in 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.
nonstop-routing
] hierarchy level and by removing the
edit chassis redundancy
Figure 105 on page 258):
request system power-off
statement from the
graceful-switchover
] hierarchy level .
Figure 103 on page 257,
command.
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