Dell Latitude 9410 Service Manual page 82

2. Replace the 40 (M1.6x1.5) screws on the keyboard to secure it to the palmrest assembly. Several of the screws are covered by the
touchpad flexible flat cable, LED flexible flat cable (FFC), keyboard flexible printed circuit (FPC), and copper foil. Technicians must peel
back these FFC/FPC/foil in order to access the keyboard screws.
82 Removing and installing components