Latitude 5540 Owner's Manual

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Installing the sensor board

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

Prerequisites

If you are replacing a component, remove the existing component before performing the installation process.

About this task

The following images indicate the location of the sensor board and provide a visual representation of the installation procedure.
Figure 1. Sensor board
Image: Installing the display cable

Steps

  1. Place the sensor board on its slot on the display back cover.
  2. Route the sensor-board cable through the routing guides on the display back cover.

Next steps

  1. Install the display panel.
  2. Install the display bezel.
  3. Install the display assembly.
  4. Install the WLAN card.
  5. Install the 4G WWAN card or 5G WWAN card, as applicable.
  6. Install the base cover.
  7. Install the SIM card.
  8. Follow the procedure in After working inside your computer.

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