Inspiron 14 Plus 7440 Owner's Manual

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Installing the palm-rest and keyboard assembly

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

NOTE:If either the system board or the heat sink is replaced, use the thermal grease that is provided in the kit to ensure that thermal conductivity is achieved.

The following image(s) indicate the location of the palm-rest and keyboard assembly and provides a visual representation of the installation procedure.

Figure 1. Palm-rest and keyboard assembly
Image: Palm-rest and keyboard assembly

Steps

Place the palm-rest and keyboard assembly on a flat and clean surface and perform the tasks in the Post-requisites to install the palm-rest and keyboard assembly.
NOTE:The palm-rest and keyboard assembly consists of the following:
  • Palm rest
  • Keyboard

Next steps

  1. Install the touchpad.
  2. Install the power button.
  3. Install the I/O-board and USB-board cable.
  4. Install the USB board.
  5. Install the I/O board.
  6. Install the system board.
    NOTE:The system board can be installed with the heat sink pre-attached.
  7. Install the power-adapter port.
  8. Install the speaker and antenna assembly.
  9. Install the wireless card.
  10. Install the fan.
  11. Install the display assembly.
  12. Install the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever is applicable.
  13. Install the battery.
  14. Install the base cover.
  15. Follow the procedure in After working inside your computer.
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