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FusionServer Pro E9000 Server iBMC (Earlier than V250) Alarm Handling 02

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ALM-0149FFFF/0149FF02 Above Lower Major Threshold (SYS Gate 25V)

ALM-0149FFFF/0149FF02 Above Lower Major Threshold (SYS Gate 25V)


Alarm message:

Above upper major threshold

This alarm is generated when the gate voltage of the MOSFET of the soft-start circuit on the mainboard is higher than the major alarm threshold.

This alarm is generated by the following sensor:

  • SYS Gate 25V


Alarm ID

Alarm Severity

Auto Clear

iBMC: 0149FFFF

MM: 0149FF02







Time when an alarm is generated.


Name of the sensor that generates an alarm.


Details about an alarm.


Severity of an alarm.

Event Code

Event code that corresponds to an alarm.

Impact on the System

When the alarm is generated, the switch module cannot be properly powered on.

Possible Causes

The switch module is faulty.


  1. Remove and then reinstall the switch module. Check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to Step 2.

  2. Replace the switch module. Then check whether the alarm is cleared.

    For details, see the server user guide.

    • If yes, no further action is required.
    • If no, go to Step 3.

  3. Contact Huawei technical support for help.
Updated: 2019-11-19

Document ID: EDOC1100035007

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