Dell Latitude 7280 Owner's Manual page 29

d WWAN card
NOTE: To identify the number of screws, see
3 To remove the display assembly:
a Un route the WLAN and WWAN cables from the routing channels [1].
b Remove the M2.0 x 5.0 screws that secures the eDP bracket [2].
c Lift the eDP bracket from the eDP cable [3].
d Lift the eDP cable to disconnect it from the connector on the system board [4].
e Un route the eDP cable from the routing channel [5].
4 To remove the display assembly:
a Open the display of the computer and lay it on a flat surface at 180 degree angle
b Remove the M2.5 x 4.0 screws that secure the display hinge to the display assembly [1].
c Lift the display assembly from the computer.
screw list
Disassembly and reassembly 29