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Latitude 5550 Owner's Manual

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Installing the dummy SIM-card slot filler

CAUTION:The information in this installation section is intended for authorized service technicians only.

Prerequisites

If you are replacing a component, remove the necessary component before the installation procedure.

About this task

The following images indicate the location of the dummy SIM-card slot filler and provide a visual representation of the dummy SIM-card slot filler installation procedure.
Figure 1. Installing the dummy SIM-card slot filler
Image: Installing the dummy SIM-card slot filler

Steps

  1. Place the dummy SIM-card slot filler into its compartment on the palm rest.
    NOTE:Ensure that the dummy SIM-card slot filler is aligned with the ribs on the palm-rest assembly.
  2. Press the dummy SIM-card slot filler until it clicks into place and ensure it fits securely into the SIM card slot.

Next steps

  1. Install the fingerprint reader, if applicable.
  2. Install the smart card reader.
  3. Install the display assembly.
  4. Install the system board.
    NOTE:The system board can be removed and installed with the heat sink attached in order to simplify the procedure and preserve the thermal bond between the system board and heat sink.
  5. Install the assembly inner frame.
  6. Install the battery.
  7. Install the heat sink (discrete GPU) or heat sink (integrated GPU), as applicable.
  8. Install the M.2 2230 SSD in slot 2, if applicable.
  9. Install the M.2 2230 or M.2 2280 SSD in slot 1, as applicable.
  10. Install the memory modules.
  11. Install the wireless card.
  12. Install the 4G WWAN card or 5G WWAN card, as applicable.
  13. Install the base cover.
  14. Install the SIM card.
  15. Follow the procedure in After working inside your computer.

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