Dell Inspiron 14R (N4110, Early 2011) - Manual (Page 46)

46 Wireless Mini-Card(s)
4 Follow the instructions from step 4 to step 5 in "Removing the Optical
Drive" on page 19.
5 Remove the keyboard (see "Removing the Keyboard" on page 27).
6 Remove the palm-rest assembly (see "Removing the Palm-Rest Assembly"
on page 31).
7 Disconnect the two antenna cables from the Mini-Card(s).
8 Remove the screw that secures the Mini-Card(s) to the system board.
9 Lift the Mini-Card(s) off the computer base.
1 screw 2 antenna cables (2)
3 Mini-Card
1
3
2