Dell Inspiron 17 (5749, Early 2015) - Manual (Page 74)

7 Lift the connector latch and disconnect the display cable from the system
board.
1 display cable 2 tape
3 connector latch
8 Peel off the display cable from the fan.
9 Remove the screws that secure the display assembly to the computer
base.
10 Note the antenna cable routing and remove the cable from the routing
guides on the computer base.
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