Removing A T4000 Lcc-Cb - Juniper T4000 Hardware Manual

Removing a T4000 LCC-CB

Copyright © 2018, Juniper Networks, Inc.
command:
user@host> request chassis routing-engine master switch
To halt the router:
3.
user@host> request system halt
If two Routing Engines are installed, also issue the command on the backup Routing
Engine. Wait until a message appears on the console confirming that the operating
system has halted.
The command shuts down the Routing Engine cleanly, so its state information is
preserved.
NOTE: The SIBs might continue forwarding traffic for approximately 5
minutes after the
To take the control board offline, issue the following command.
4.
user@host> request chassis cb offline slot n
n is 0 or 1 for the slot number of the host subsystem being taken offline.
Verify that the control board is offline:
5.
user@host> show chassis environment cb 0
To remove an LCC-CB (see
Place an electrostatic bag or antistatic mat on a flat, stable surface.
1.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
2.
the strap to one of the ESD points on the chassis.
Loosen the captive screws (using a Phillips (+) screwdriver, number 2) on the ejector
3.
handles on both sides of the LCC-CB faceplate.
Flip the ejector handles outward to unseat the LCC-CB.
4.
Grasp the ejector handles, and slide the LCC-CB about halfway out of the chassis.
5.
Place one hand underneath the LCC-CB to support it, and slide it completely out of
6.
the chassis.
Chapter 29: Replacing Host Subsystem Components
command has been issued.
request system halt
Figure 108 on page 278):
277