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TP48200A-DT19D1 Telecom Power User Manual

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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).
Smoke Alarm

Smoke Alarm

This alarm is generated only for the power system that has a smoke sensor installed.

Possible Causes

  • There is smoke inside the cabinet.
  • The smoke sensor is faulty.


  1. Check whether there is smoke inside the cabinet. If so, disconnect the power supply from the cabinet, handle the fault, and then restart the system and clear the alarm on the SMU.
  2. Check whether the smoke sensor is faulty. If the smoke sensor is faulty, replace it.
Updated: 2019-11-27

Document ID: EDOC1000078784

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