Dell Latitude 5420 Rugged Service Manual page 131

3. Install the two 'M2*3' screws [1] and turn over the USH board to secure it to the chassis [2].
4. Connect the finger print reader connector [1] and secure it with a piece of tape [2].
5. Connect the smart card reader connector [3] to the USH board and secure it using a piece of tape [4].
Removing and installing components 131