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OSN 500 550 580 V100R008C50 Alarms and Performance Events Reference 02

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
ENVTEMP_SENSOR_FAIL

ENVTEMP_SENSOR_FAIL

Description

The ENVTEMP_SENSOR_FAIL alarm indicates that the ambient temperature sensor fails.

Attribute

Alarm Severity Alarm Type

Major

Environment alarm

Parameters

None.

Impact on the System

The equipment cannot collect ambient temperature data of the TCU board.

Possible Causes

Possible causes of this alarm are as follows:

  • No ambient temperature sensor is installed.
  • The ambient temperature sensor is incorrectly connected.
  • The ambient temperature sensor is faulty.
  • The control board of the cabinet is faulty.

Procedure

  1. Check whether an ambient temperature sensor is installed.

    If... Then...

    No ambient temperature sensor is installed

    Install an ambient temperature sensor correctly.

    An ambient temperature sensor is installed

    Go to the next step.

  2. On the U2000, check whether the ENVTEMP_SENSOR_FAIL alarm is cleared. If the ENVTEMP_SENSOR_FAIL alarm persists, check whether the ambient temperature sensor is correctly connected or the cable is intact.

    If... Then...

    The ambient temperature sensor is incorrectly connected

    Connect the temperature sensor correctly.

    The cable is damaged

    Replace the cable.

    The ambient temperature sensor is correctly connected and the cable is intact

    Go to the next step.

  3. On the U2000, check whether the ENVTEMP_SENSOR_FAIL alarm is cleared. If the ENVTEMP_SENSOR_FAIL alarm persists, replace the ambient temperature sensor.
  4. If the ENVTEMP_SENSOR_FAIL alarm persists after the ambient temperature sensor is replaced, replace the cabinet. Then, the ENVTEMP_SENSOR_FAIL alarm is automatically cleared.

Related Information

None.

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Updated: 2019-01-21

Document ID: EDOC1100020975

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