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OSN 500 550 580 V100R008C50 Alarms and Performance Events Reference 02

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ENVTEMP1_SENSOR_FAIL

ENVTEMP1_SENSOR_FAIL

Description

The ENVTEMP1_SENSOR_FAIL alarm indicates that ambient temperature sensor 1 fails.

Attribute

Alarm Severity Alarm Type

Major

Environment alarm

Parameters

None.

Impact on the System

The equipment cannot collect the data of ambient temperature sensor 1 on the PMU.

Possible Causes

Possible causes of this alarm are as follows:

  • Ambient temperature sensor 1 is not installed.
  • Ambient temperature sensor 1 is incorrectly connected.
  • Ambient temperature sensor 1 is faulty.
  • The control board of the cabinet is faulty.

Procedure

  1. Check whether ambient temperature sensor 1 is installed.

    If...

    Then...

    Ambient temperature sensor 1 is not installed

    Install ambient temperature sensor 1 correctly.

    Ambient temperature sensor 1 is installed

    Go to the next step.

  2. On the U2000, check whether the ENVTEMP1_SENSOR_FAIL alarm is cleared. If the ENVTEMP1_SENSOR_FAIL alarm persists, check whether ambient temperature sensor 1 is correctly connected or the cable is intact.

    If...

    Then...

    Ambient temperature sensor 1 is incorrectly connected

    Connect ambient temperature sensor 1 correctly.

    The cable is damaged

    Replace the cable.

    Ambient temperature sensor 1 is correctly connected and the cable is intact

    Go to the next step.

  3. On the U2000, check whether the ENVTEMP1_SENSOR_FAIL alarm is cleared. If the ENVTEMP1_SENSOR_FAIL alarm persists, replace ambient temperature sensor 1.
  4. If the ENVTEMP1_SENSOR_FAIL alarm persists after ambient temperature sensor is replaced, replace the cabinet. Then, the ENVTEMP1_SENSOR_FAIL alarm is automatically cleared.

Related Information

None.

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Updated: 2019-01-21

Document ID: EDOC1100020975

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