Juniper MX960 Hardware Manual page 581

Routing Engine Status:
Slot 1:
Current State
Verify that the Current State is Present, which indicates that the Routing Engine is offline.
3. Take the first fabric plane of the backup Routing Engine offline by issuing the request chassis fabric
plane 3 offline command.
4. Verify that the fabric plane is offline by issuing the show chassis fabric summary command.
user@host> show chassis fabric summary
Plane State Uptime
2 Online 3 minutes, 45 seconds
3 Offline
Check if the state of plane 4 is Offline.
5. Take the next fabric plane offline by issuing the request chassis fabric plane 2 offline command and
verify that the fabric plane is offline by issuing the command in Step 4.
6. Take the SCB-MX in slot 1 offline by issuing the request chassis cb offline slot 1 command.
7. Verify that the SCB-MX is offline by issuing the show chassis environment cb 1 command:
user@host> show chassis environment cb 1
CB 1 status:
State Offline
Power 1 Disabled
Power 2 Disabled
8. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to
one of the ESD points on the chassis.
9. Remove and replace the offline SCB-MX on the router with the SCBE.
10. Verify that the installation is successful and the SCB is online by issuing the show chassis environment
cb 1 command:
user@host> show chassis environment cb 1
Present
570