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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-0x0147FFFF Above Upper Minor Threshold (FioInlet M Temp)

ALM-0x0147FFFF Above Upper Minor Threshold (FioInlet M Temp)

Description

Alarm message:

Above upper minor threshold

This alarm is generated when the temperature sensor detects thatthe air intake temperature of the front I/O board is higher than the minor alarm upper threshold. This alarm is cleared when the system detects that the temperature is restored to the acceptable range.

This alarm applies only to the RH8100 V3 only.

Sensor triggering the alarm: FioInlet M Temp

Attribute

Alarm ID Alarm Severity Auto Clear
0x0147FFFF Minor Yes

Impact on the System

The components on the server cannot operate stably.

If this alarm persists, the system temperature further increases, which will trigger another alarm of a higher severity. To avoid problem escalation, clear the high-temperature alarm as soon as possible.

Possible Causes

  • The ambient temperature exceeds the normal range.

  • The air inlet is blocked.

  • The front I/O board is faulty.

Procedure

  1. Check whether the temperature room temperature exceeds the normal range.

    • If yes, go to 2.

    • If no, go to 3.

  2. Lower the ambient temperature to the normal range. After 5 minutes, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 3.

  3. Check whether the air inlet is blocked.

    • If yes, go to 4.

    • If no, go to 5.

  4. Clear the blockage. Then, check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 5.

  5. Replace the front I/O board, then check whether the alarm is cleared.

    • If yes, no further action is required.

    • If no, go to 6.

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

Document ID: EDOC1000054724

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