Installing The Keyboard - Dell Latitude 7420 Service Manual

Steps
1. Peel the LED board FFC, USH board FFC, touchpad FFC and SmartCard reader FFC from the back of the keyboard.
2. Disconnect the keyboard FPC and keyboard backlight FPC from the touchpad module.
3. Remove the 26 (M1.6x1.7) screws that secure the keyboard assembly to the computer.
4. Carefully lift the keyboard assembly to remove it from the computer.
5. Remove the two (M2x2) screws securing the keyboard to the keyboard support plate.
6. Separate the keyboard from the keyboard support plate.

Installing the keyboard

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 keyboard and provides a visual representation of the installation procedure.
Removing and installing components 57