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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-0x2C000007 Server Powered Off (System, Major Alarm)

ALM-0x2C000007 Server Powered Off (System, Major Alarm)

Description

Alarm message:

The [arg1] power arg2 failure results abnormal power-off.

This alarm is generated when a voltage sag or an unexpected power failure occurs on the mainboard.

Alarm object: system

Attribute

Alarm ID Alarm Severity Auto Clear

0x2C000007

Major

Yes

Parameters

Name Meaning
arg1

Serial number of the power supply, for example, LPM1.

arg2

Power supply subsystem name. For example, STBY_5V0 or STBY_1V8_PCH.

Impact on the System

The server shuts down, and OS services are interrupted.

Possible Causes

  • The power supplies in the equipment room are sufficient for server operation.

  • The server is faulty.

Procedure

  1. Check whether the power supplies in the equipment room are sufficient for server operation.

    • If yes, go to 3.
    • If no, go to 2.

  2. Ensure sufficient power supplies for server operation. Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 3.

  3. Power off the server (by removing the power cable or server node) and then power on the server (by reconnecting the power cable or reinstalling the server node). Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 4.

  4. Replace the power cable. Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 5.

  5. Replace the power supply unit (PSU). Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 6.

  6. Replace the power supply backplane. Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 7.

  7. Replace the mainboard. Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 8.

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

Document ID: EDOC1000054724

Views: 248364

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