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Precision 7750 Service Manual

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Removing the WWAN card

Prerequisites

  1. Follow the procedure in before working inside your computer.
  2. Remove the SD card.
  3. Remove the base cover.

About this task

The figure indicates the location of the WWAN card and provides a visual representation of the removal procedure.

Removing the WWAN card

Steps

  1. Loosen the (M2x3) screw that secures the WWAN card bracket to the system board.
  2. Lift the WWAN card bracket from the WWAN card.
  3. Disconnect the antenna cables from the connector on the WWAN card.
  4. Slide and remove the WWAN card from its slot on the system board.
    NOTE When replacing the system board, the sticker indicating the WWAN antenna cable connections in the system board must be relocated to the replacement system board.

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