Latitude 3420 Service Manual

Installing the touchpad

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

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

Image: Removing the screws that secure the base cover to the palm-rest and keyboard assembly

Align and place the touchpad module into the slot on the palmrest assembly.
Install the four (M2x2) screws to secure the touchpad module to the palmrest assembly.
Align and place the touchpad bracket on the touchpad module.
Install the three (M2.5x2) screws to secure the touchpad bracket to the touchpad module.
Affix the adhesive tapes to secure the touchpad module in place.
Connect the touchpad cable to the connector on the system board and close the latch.