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Huawei Rack Server iBMC Alarm Handling 28

This document describes iBMC alarms in terms of the meaning, impact on the system, possible causes, and handling suggestions.
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ALM-0x2100FFFF Fault Status (ExpN Status)

ALM-0x2100FFFF Fault Status (ExpN Status)

Description

Alarm message:

Fault status

This alarm is generated when the sensor detects that the Expander heartbeat is lost on a server with 12 or 24 hard disks.

This alarm applies only to the RH8100 V3 only.

Sensor triggering the alarm: ExpN Status

Attribute

Alarm ID Alarm Severity Auto Clear

0x2100FFFF

Major

Yes

Parameters

Name Meaning
N Indicates the number of the Expander board.

Impact on the System

The hard disk cannot be used properly.

Possible Causes

  • The front I/O board fails.
  • The hard disk backplanes fail.

Procedure

  1. Restart the server and check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 2.

  2. Remove and reinstall the front I/O board. Check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 3.

  3. Remove and reinstall the hard disk backplane. Check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 4.

  4. Contact Huawei technical support.
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Updated: 2019-06-04

Document ID: EDOC1000054724

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