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Latitude 5550 Owner's Manual

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Removing the 4G WWAN card

Prerequisites

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

About this task

NOTE:The 4G WWAN card is available only on certain configurations. It is connected to the system with two antenna cables.
The following images indicate the location of the 4G WWAN card and provide a visual representation of the removal procedure.
Figure 1. Removing the 4G WWAN card
Image: Removing the 4G WWAN card

Steps

  1. Using a plastic scribe, pry open the 4G WWAN-card shield that secures the 4G WWAN card to the palm-rest assembly.
  2. Lift the 4G WWAN-card shield off the 4G WWAN card.
  3. Remove the screw (M2x3) that secures the 4G WWAN-card bracket to the 4G WWAN card and palm-rest assembly.
  4. Lift the 4G WWAN-card bracket off the 4G WWAN card and palm-rest assembly.
  5. Disconnect the antenna cables from the 4G WWAN card.
  6. Remove the 4G WWAN card off the 4G WWAN-card slot on the system board.

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