Dell Latitude 5330 2in1 Service Manual page 111

Steps
1. Open the latch and disconnect the touchpad cable.
2. Peel the touchpad cable from the smart card module.
3. Open the latch and disconnect the smart card reader cable from its connector on the USH board.
4. Remove the two (M2x2) screws that secure the right battery frame to the palm-rest assembly.
5. Remove the right battery frame from the palm-rest assembly.
6. Remove the two (M2x2) screws that secure the smart card reader to the palm-rest assembly.
7. Lift the smart card reader off the palm-rest assembly.
Removing and installing components 111