Dell Latitude 7390 Owner's Manual page 44

b. keyboard backlight cable [2]
c. keyboard cable [3]
12. To remove the keyboard assembly:
NOTE: To identify the screws, see
a. Remove the M2 x 2.5 screws (19) that secure the keyboard [1].
b. Lift the keyboard assembly from the chassis [2].
44 Removing and installing components
screw list.