Juniper MX240 - Replacing an MX240 SCB

user@host> show chassis alarms
Alarm Time Class Description
2011-06-01 13:37:43 EDT Minor Require a fan tray upgrade
2011-06-01 13:37:26 EDT Minor Backup RE Active
The major alarms are not displayed anymore, and the upgrade is successfully
completed.
9. Disable the upgrade configuration by issuing the set chassis state cb-upgrade off
command and then the commit command.
10. You can delete that command byissuing the delete chassis state cb-upgrade command
and then the commit command.
11. Verify the SCBs before you finish by issuing the show chassis hardware command:
user@host> show chassis hardware
Item Version Part Number Serial Number Description
CB0 REV 02 750-031391 YE8505 Enhanced MX SCB
CB1 REV 07 710-031391 YL6769 Enhanced MX SCB
You can see that the MX240 now has the MX SCBEs.
Related
Documentation
Removing an MX240 SCB on page 356•
• Installing an MX240 SCB on page 261
Replacing an MX240 SCB
Before replacing an SCB, read the guidelines in Operating and Positioning the MX240 SCB
Ejectors.
1.
Removing an MX240 SCB on page 356
2.
Installing an MX240 SCB on page 357
3.
Upgrading an MX240 SCB on page 359
4.
Upgrading an MX240 SCB or SCBE to SCBE2 on page 367
355Copyright © 2017, Juniper Networks, Inc.
Chapter 27: Replacing Switch Fabric Components