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Inspiron 7400 Service Manual

Installing the touchpad

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 touchpad and provides a visual representation of the installation procedure.

Image:Installing the touchpad

Steps

  1. Place the touchpad into its slot on the palm-rest and keyboard assembly.
    NOTE Turn the computer over and open the display to ensure that the touchpad is equally aligned on all sides.
  2. Align the screw holes on the touchpad to the screw holes on the palm-rest and keyboard assembly.
  3. Turn the computer over and open the display to ensure that the touchpad is equally aligned on all sides.
  4. Close the display and place the computer in the position shown.
  5. Replace the two screws (M2x3) that secure the touchpad to the palm-rest and keyboard assembly.
  6. Adhere the tapes that secure the touchpad to the palm-rest and keyboard assembly.
  7. Place the touchpad bracket on the touchpad.
  8. Align the screw holes on the touchpad bracket to the screw holes on the palm-rest and keyboard assembly.
  9. Replace the three screws (M2x3) that secure the touchpad bracket to the palm-rest and keyboard assembly.
  10. Connect the touchpad cable to the touchpad and close the latch.

Next steps

  1. Install the antenna module, only for computers with a 6-cell (78 Wh) battery.
  2. Install the 4-cell battery or the 6-cell battery, whichever applicable.
  3. Install the base cover.
  4. Follow the procedure in After working inside your computer.

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