Installing The Keyboard; Wlan Card; Removing The Wlan Card - Dell Precision 5520 Owner's Manual

Installing the Keyboard

1 Adhere the Mylar to the keyboard.
2 Align the screw holes on the keyboard with the screw holes on the palm-rest assembly.
3 Replace the 31 M1.6 x 1.5 screws that secure the keyboard to the palm-rest assembly.
4 Adhere the Mylar to the screws that secure the keyboard to the palm-rest assembly.
5 Connect the keyboard cable and keyboard-backlight cable to the keyboard-controls board.
6 Install the:
a system board
b hard drive
c base cover
7 Follow the procedures in After Working Inside Your Computer.

WLAN card

Removing the WLAN Card

1 Follow the procedures in
2 Remove the:
a Base cover
b battery
3 Perform the following steps to remove the WLAN card:
a Remove the screw to release the bracket that secures the WLAN card to the computer [1] and lift the bracket away from the
computer [2].
b Disconnect the antenna cables from the WLAN card [3].
c Slide and remove the WLAN card from its connector on the board [4].
16 Removing and installing components
Before Working Inside Your Computer.