Dell Inspiron 15 (N5040, Mid 2011) - Manual (Page 59)

Display 59
7 Disconnect the Mini-Card antenna cables from the connectors on the
Mini-Card (see "Removing the Mini-Card" on page 25).
8 Make a note of the display cable and Mini-Card antenna cables routing
and remove the cables from the routing guides.
9 Remove the four screws (two on each side) that secure the display
assembly to the computer base.
10 Lift and remove the display assembly out of the computer base.
1 display cable
1