Installing The Touchpad - Dell Latitude 3420 Service Manual

Installing the touchpad

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 touchpad and provides a visual representation of the installation procedure.
Steps
1. Align and place the touchpad module into the slot on the palmrest assembly.
2. Install the four (M2x2) screws to secure the touchpad module to the palmrest assembly.
3. Align and place the touchpad bracket on the touchpad module.
4. Install the three (M2x2.5) screws to secure the touchpad bracket to the touchpad module.
5. Affix the adhesive tapes to secure the touchpad module in place.
6. Connect the touchpad cable to the connector on the system board and close the latch.
Next steps
1. Install the speakers.
2. Install the battery.
3. Install the base cover.
4. Install the SIM card tray
5. Install the microSD-card.
6. Follow the procedure in
86 Removing and installing components
for 4G LTE enabled systems.
after working inside your computer.