Installing The Smart Card Reader - Dell Latitude 7420 Service Manual

Steps
1. Disconnect the touchpad module and peel the FFC cable from over the touchpad module.
2. Disconnect the smart card reader and NFC module cables from the USH board.
3. Remove the four (M2x2.5) screws and slide the smart card reader out from its slot in the chassis.

Installing the smart card reader

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 smart card reader and provides a visual representation of the installation
procedure.
46 Removing and installing components