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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-0x23000031 I/O Board Soft-Start Circuit Overheating (I/O Board, Major Alarm)

ALM-0x23000031 I/O Board Soft-Start Circuit Overheating (I/O Board, Major Alarm)


Alarm message

System is forcibly shut down due to high temperature of the soft-start circuit arg1.

This alarm is generated when the soft-start circuit on the rear I/O board of the server exceeds 105°C. When the soft-start circuit exceeds 105°C, the CPLD protection mechanism is triggered, which forcibly shut down the server OS.

Alarm object: I/O Board


Alarm ID Alarm Severity Auto Clear





Name Meaning
arg1 I/O board identifier, which can be BIO Brd only.

Impact on the System

Services will be interrupted.

Possible Causes

The overcurrent protection circuit on the rear I/O board is faulty.


  1. Replace the rear I/O board. After the server restarts, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 2.

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

Document ID: EDOC1000054724

Views: 334069

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