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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).
Rectifier Missing

Rectifier Missing

Possible Causes

  • Rectifiers are not powered on.
  • Rectifiers are faulty.
  • The subrack or slot connectors are faulty.
  • The SMU is faulty.


  1. Check whether rectifier circuit breakers are ON. If not, switch them on.
  2. Check whether rectifiers are removed. If so, confirm the reason and reinstall them.
  3. Replace faulty rectifiers.
  4. Check whether rectifiers in the rectifier subrack do not work. If so, remove these rectifiers and check whether their slot connectors are damaged. If the connectors are damaged, repair or replace the slot connectors or the entire subrack.
  5. If the alarm persists after the preceding measures are taken and the SMU is restarted, replace the SMU.
Updated: 2019-11-27

Document ID: EDOC1000078784

Views: 24753

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