Juniper MX2010 Hardware Manual page 566

7. Slide the CB-RE all the way into the card cage until you feel resistance.
8. Grasp both ejector handles, and gently close them inward simultaneously until the CB-RE is fully seated.
Figure 286: Installing an MX2020 CB-RE
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9. Check the LEDs on the CB-RE faceplate to verify that it is functioning normally.
The green OK/FAIL LED should light steadily a few minutes after the CB-RE is installed.
If the OK/FAIL LED is red, remove and install the CB-RE again. If the OK/FAIL LED still lights steadily,
the CB-RE is not functioning properly. Contact your customer support representative. See
Customer Support" on page
10. Check the status of the CB-RE using the show chassis environment cb command:
user@host> show chassis environment cb
CB 0 status:
State
IntakeA-Zone0 Temperature
IntakeB-Zone1 Temperature
IntakeC-Zone0 Temperature
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731.
Online Master
25 degrees C / 77 degrees F
29 degrees C / 84 degrees F
28 degrees C / 82 degrees F
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"Contacting