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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).
W_OFFLINE

W_OFFLINE

Description

The W_OFFLINE alarm indicates that an ejector lever cannot be detected.

Attribute

Alarm Severity Alarm Type

Minor

Equipment alarm

Parameters

When you view an alarm on the network management system, select the alarm. In the Alarm Details field display the related parameters of the alarm. The alarm parameters are in the following format: Alarm Parameters (hex): parameter1 parameter2...parameterN. For details about each parameter, refer to the following table.

Name Meaning

Parameter 1

  • 0x01: The upper ejector lever cannot be detected.
  • 0x02: The lower ejector lever cannot be detected.

Impact on the System

The board is not in good contact with the backplane, possibly causing serious faults. If 1+1 protection is configured for the system control, switching, and timing boards, an active/standby switchover may occur.

Possible Causes

  • Cause 1: The ejector lever is open.
  • Cause 2: The micro switch of the ejector lever is faulty.

Procedure

  1. Cause 1: The ejector lever is open.
  2. Cause 2: The micro switch of the ejector lever is faulty.
    1. Lock the ejector lever.
    2. If the alarm persists, replace the board.
    3. If the alarm persists, contact Huawei technical support personnel to handle the alarm.

Related Information

None.

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Updated: 2019-01-21

Document ID: EDOC1100020975

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