Dell EMC PowerEdge MX840c Installation and Service Manual

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Removing the battery backup unit module

Prerequisites

  1. Follow the safety guidelines listed in the Safety instructions section.
  2. Follow the procedure listed in the Before working inside your sled section.
  3. Remove the PEM.
  4. Disconnect the two cables from the battery backup unit (BBU) to the connectors on the system board.
  5. Remove the drive cage.

Steps

  1. Press the tab on the side and push the BBU module from the rear end of the drive cage to release the BBU module.
  2. Holding the BBU module by the edges, slide the BBU module out of the drive cage.
    Figure 1. Removing the BBU module
    This image shows how to remove the BBU module.

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