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E9000 Server Compute Node and Switch Module iMana 200 Alarm Handling 01

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ALM-0x2800FFFF Sensor Access Unavailable Minor Alarm (Mngmnt Health)

ALM-0x2800FFFF Sensor Access Unavailable Minor Alarm (Mngmnt Health)


Alarm message:

Sensor access unavailable

This alarm is generated when the Mngmnt Health sensor detects that any other sensor fails to obtain a value or the sensor driver is abnormal.

This alarm is generated by the following sensor: Mngmnt Health


Alarm ID

Alarm Severity

Auto Clear




Impact on the System

An abnormal sensor cannot monitor the related components.

Possible Causes

The management software has an internal error.


  1. Restart the integrated management module (iMana 200). Then check whether the alarm is cleared.

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

  2. Contact Huawei technical support for help.
Updated: 2018-08-16

Document ID: EDOC1100035007

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