Dell Latitude 5531 Service Manual page 81

Steps
1.
NOTE: For models shipped with a USH module, disconnect the USH cable from the keyboard bracket.
Open the latch and disconnect the backlight cable and the keyboard cable from the connector on the clickpad.
2. Remove the 27 screws (M2x2) that secure the keyboard assembly to the palm-rest assembly.
3. Remove the keyboard assembly off the palm-rest assembly.
Removing and installing components 81