Verify that the state of plane 0 is Offline.
9.
Take the remaining fabric planes offline by issuing the
request chassis fabric plane
1/2/3 offline
command—that is, by changing the fabric plane number each time. Verify
that the fabric planes are offline by issuing the command given in Step 4.
10.
Take the SCB-MX in slot 0 offline by issuing the
request chassis cb offline slot 0
command.
11.
Verify that the control board is offline:
user@host>
show chassis environment cb 0
CB 0 status:
State Offline
Power 1 Disabled
Power 2 Disabled
12.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
the strap to one of the ESD points on the chassis.
13.
Remove and replace the offline SCB-MX on the router with the SCBE-MX. Use the
replacement procedure described in
“Replacing an MX480 Switch Control Board” on
14.
Verify that the installation is successful and SCB 0 is online by issuing the
show chassis
environment cb 0
command:
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.
15.
Verify that the fabric planes come online correctly by issuing the
show chassis fabric
summary
command:
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
16.
Verify that the backup Routing Engine is back online by issuing the
show chassis
routing-engine 0
command:
user@host>
show chassis routing-engine 0
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