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TP48200A-HX09A3, TP48200A-HX09A4, TBC300A-DCA3, TBC300A-DCA5, TBC300A-TCA2 Outdoor Power System User Manual

This document describes the DC power systems in terms of their features, configurations, components, and maintenance methods.
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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).
Replacing a Rectifier

Replacing a Rectifier


  • You have obtained an ESD wrist strap, a pair of protective gloves, an ESD box or bag, and the cabinet door key.

  • The new rectifier is intact.

Protect yourself from being burnt when removing the rectifier as it has a high temperature.


  1. Put on protective gloves.
  2. Unscrew the rectifier panel using a screwdriver.
  3. Gently pull the handle outwards, and then remove the rectifier from the subrack, as shown in Figure 4-1.

    Figure 4-1  Removing a rectifier

  4. Insert a new rectifier into the subrack. Then loosen the screws on the handle and pull out the handle.
  5. Push the rectifier into the subrack slowly along the guide rail. Then lock the handle.
  6. Tighten the screws on the handle, as shown in Figure 4-2.

    Figure 4-2  Installing a new rectifier

  7. Take off protective gloves.

Follow-up Procedure

Pack the removed component, and return it to Huawei local warehouse.

Updated: 2019-03-05

Document ID: EDOC1000036238

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