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FusionServer Pro Rack Server iBMC Alarm Handling 30

This document describes iBMC alarms in terms of the meaning, impact on the system, possible causes, and handling suggestions.
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ALM-0x04000005 Fan Redundancy Lost (Fan, Major Alarm)

ALM-0x04000005 Fan Redundancy Lost (Fan, Major Alarm)

Description

Alarm message:

Lost fan redundancy. 
NOTE:

The alarm do not include the SN or BOM code of the component.

This alarm is generated when fan modules are absent.

Alarm object: fan

Attribute

Alarm ID Alarm Severity Auto Clear

0x04000005

Major

Yes

Parameters

Name Meaning

Impact on the System

Heat dissipation of the server is affected.

Possible Causes

  • The fan module is removed.

  • The fan module is of poor contact with the mainboard.

Procedure

  1. Check whether there are empty fan slots in the chassis.

    • If yes, go to 2.

    • If no, go to 3.

  2. Install fan modules in empty slots. Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 5.

  3. Remove and reinstall the fan modules. Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 4.

  4. Replace the fan modules. Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 5.

  5. Contact Huawei technical support.
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Updated: 2019-08-05

Document ID: EDOC1000054724

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