Juniper MX480 Hardware Manual page 340

MX480 Universal Routing Platform Hardware Guide
340
Verify that the state of plane 0 is Offline.
Take the remaining fabric planes offline by issuing the
9.
command—that is, by changing the fabric plane number each time. Verify
1/2/3 offline
that the fabric planes are offline by issuing the command given in Step 4.
Take the SCB-MX in slot 0 offline by issuing the
10.
command.
Verify that the control board is offline:
11.
user@host> show chassis environment cb 0
CB 0 status:
State Offline
Power 1 Disabled
Power 2 Disabled
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
12.
the strap to one of the ESD points on the chassis.
Remove and replace the offline SCB-MX on the router with the SCBE-MX. Use the
13.
replacement procedure described in
page 332.
Verify that the installation is successful and SCB 0 is online by issuing the
14.
command:
environment cb 0
user@host> show chassis environment cb 0
CB 0 status
State Online
Temperature 30 degrees C / 86 degrees F
Other details, such as power, are also displayed along with the state.
Verify that the fabric planes come online correctly by issuing the
15.
command:
summary
user@host> show chassis fabric summary
Plane State Uptime
0 Online 2 minutes, 5 seconds
1 Online 1 minute, 55 seconds
2 Online 1 minute, 43 seconds
3 Online 1 minute, 33 seconds
Verify that the backup Routing Engine is back online by issuing the
16.
routing-engine 0 command:
user@host> show chassis routing-engine 0
request chassis fabric plane
request chassis cb offline slot 0
"Replacing an MX480 Switch Control Board" on
Copyright © 2019, Juniper Networks, Inc.
show chassis
show chassis fabric
show chassis