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    Display Current Cooling System Alarms

    Purpose

    To determine the details of the current cooling system alarms.

    Action

    For information that triggers cooling system alarms in each router type, see Gather Component Alarm Information. For fan alarms by router type, see Table 1.

    To display the current cooling system alarms, use the following command:

    user@host> show chassis alarms

    Sample Output

    user@host> show chassis alarms
    2 alarms currently active
    Alarm time               Class  Description
    2002-04-08 15:25:12 PDT  Major  Rear left fan stopped spinning
    2002-04-08 15:25:12 PDT  Major  Rear left fan Failure
    

    Meaning

    The command output displays the current cooling system alarms, including the time and date stamp, severity level, and description.Table 1 shows the possible cooling system alarms for each router type. The alarm LCD short version appears on the craft interface LCD display. The alarm long version appears at the CLI when you use the show chassis alarms command.

    Table 1: Cooling System Alarm Messages

    Routing Platform

    LCD Short Version

    CLI Long Version

    M5 and M10

    N/A

    fan-name stopped spinning

    N/A

    fan-name removed

    N/A

    Too few fans installed or working

    M7i and M10i

    N/A

    fan-name stopped spinning

    N/A

    fan-name removed

    N/A

    Too few fans installed or working

    M20

    N/A

    fan-name stopped spinning

    N/A

    fan-name removed

    N/A

    Too few fans installed or working

    M40

    fan-name FAIL

    fan-name stopped spinning

    fan-name RMVD

    fan-name removed

    Too few fans

    Too few fans installed or working

    M40e and M160

    Fan Failure

    RED ALARM - fan-name Failure

    Fan Removed

    YELLOW ALARM - fan-name Removed

    Fans Missing

    RED ALARM - Too many fans missing or failing

    M120 and M320

    Fan Failure

    RED ALARM - fan-name Failure

    Fan Removed

    YELLOW ALARM - fan-name Removed

    Fans Missing

    RED ALARM - Too many fans missing or failing

    T320 and T640

    Fan Failure

    RED ALARM - fan-name Fan Failure

    Fan Removed

    YELLOW ALARM - fan-name Fan Removed

    Fans Missing

    RED ALARM - Too many fans missing or failing

    T1600

    Fan Failure

    RED ALARM -

    fan-name Fan Failure

    Too many fans missing or failing Fan Removed

    T1600 Rear Fan Tray in LCC

    Fans Missing

    T1600 Rear Fan Tray in LCC

    Fan Removed

    YELLOW ALARM -

    fan-name Removed

    Minor – Mix of FAN-TRAYS Mix of FAN-TRAYS

    Mix of FAN-TRAYS

    TX Matrix and TX Matrix Plus

    Fan Failure

    Red ALARM -

    Failure

    Fans Missing

    RED ALARM Too many fans missing or failing

    Fan Removed

    Red ALARM - fan-name

    fan-name

    Temperature Hot

    RED ALARM Temperature Hot

    Sensor Failure

    RED ALARM Temperature sensor failure

    Temperature Warm

    YELLOW ALARM Temperature warm

    Published: 2012-08-20