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Latitude 5520 Service Manual

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Installing the LED board

Prerequisites

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

About this task

The following image indicates the location of the LED board and provides a visual representation of the installation procedure.

Installing the LED board

Steps

  1. Align the screw hole on the LED board with the screw hole on the palm-rest assembly.
  2. Replace the single screw (M2x3) to secure the LED board to the palm-rest assembly.
  3. Route the LED-board cable and connect the cable to the connector on the system board.
  4. Route the smartcard reader cable on the palm-rest assembly.
  5. Connect the smartcard reader cable to the connector on the USH-daughter board and close the latch.

Next steps

  1. Install the assembly inner frame.
  2. Install the battery.
  3. Install the WWAN card.
  4. Install the WLAN card.
  5. Install the base cover.
  6. Install the microSD card.
  7. Install the SIM card.
  8. Follow the procedure in After working inside your computer.

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