Step 1: Check the Alarm Indicators on the Craft Interface

Action

To check the craft interface alarm indicators, use the following CLI command:

user@host> show chassis craft-interface 

Sample Output

user@host> show chassis craft-interface

Status     Measurement

Red alarm:     LED on, relay on

Yellow alarm:  LED off, relay off

Host OK LED:   On

Host fail LED: Off

[...Output truncated...]

LCD screen:

     +--------------------+

     |myrouter            |

     |2 Alarms active     |

     |R: Fan Failure      |

     |R: Fan Removed      |

     +--------------------+

What It Means

The command output displays the alarm indicator status. The alarm indicators can be either On or Off. If an indicator is on, an alarm has occurred. The command output also displays the active alarms on the craft interface LCD display. To list the current alarms, use the show chassis alarms command.

Alternative Action

You can also physically view the craft interface to see the alarm indicators and alarm descriptions displayed on the LCD display.