For further description of the output from the commands, see the Junos OS System
Basics and Services Command Reference.
Related
Documentation
PTX5000 Centralized Clock Generator Description on page 16•
• Troubleshooting the PTX5000 Centralized Clock Generators on page 120
Maintaining the PTX5000 Control Boards
Purpose For optimum performance, verify the condition of the control boards.
Action On a regular basis:
• Check the host subsystem LEDs on the craft interface. See “PTX5000 Craft Interface
LEDs” on page 28.
During normal operations:
• The green host subsystem OK LED on the craft interface is lit.
• The red host subsystem FAIL LED on the craft interface is not lit.
• Look at the LEDs on the control board faceplates to see information about the control
boards.
During normal operations:
• The green OK LED on the control board faceplate is lit.
• The yellow FAIL LED on the control board faceplate is not lit.
• Issue the show chassis environment cb command to verify that the control boards are
operating properly.
For more information about this command, see the Junos OS manuals.
Related
Documentation
PTX5000 Host Subsystem Description on page 35PTX5000 Control Board LEDs on
page 24
•
• PTX5000 Control Board Description on page 22
• Troubleshooting the PTX5000 Control Boards on page 135
Maintaining PTX5000 Cooling System Components
•
Maintaining the PTX5000 Air Filters on page 109
•
Maintaining the PTX5000 Fan Trays on page 110
Maintaining the PTX5000 Air Filters
Purpose For optimum cooling, verify the condition of the air filters.
109Copyright © 2012, Juniper Networks, Inc.
Chapter 13: Maintaining Packet Transport Switch Hardware Components
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