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Precision 3480 Owner's Manual

Installing the keyboard

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 keyboard and provide a visual representation of the installation procedure.
Figure 1. Installing the keyboard
Image: Installing the keyboard

Steps

  1. Align and place the keyboard on the keyboard bracket.
  2. Replace the four screws (M2x2) to secure the keyboard to the keyboard bracket.
  3. Turn the keyboard bracket over.
  4. Align and place the keyboard bracket on the palm-rest assembly.
  5. Replace the seventeen screws (M2x2) that secure the keyboard bracket to the palm-rest assembly.
    NOTE:One of the screws is located under the touchpad cable.
  6. Connect the keyboard backlit cable to the connector on the touchpad and close the latch to secure the cable.
  7. Connect the keyboard cable to the connector on the system board and close the latch to secure the cable.

Next steps

  1. Install the system board.
    NOTE:The system board can be removed and installed with the heat sink attached to simplify the procedure and preserve the thermal bond.
  2. Install the assembly inner frame.
  3. Install the speakers.
  4. Install the heat sink.
  5. Install the fan.
  6. Install the WWAN card.
  7. Install the wireless card.
  8. Install the M.2 2230 solid-state drive.
  9. Install the memory module.
  10. Install the battery.
  11. Install the base cover.
  12. Install the nanoSIM card.
  13. Follow the procedure in After working inside your computer.

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