Installing The Wlan Card - Dell Vostro 14–3478 Owner's Manual

d Base cover
3 To remove the WLAN card:
a Remove the 1 (M2x3) screw that secures the tab to the WLAN card [1].
b Lift the tab that secures the WLAN card [2].
c Disconnect the WLAN cables from the connectors on the WLAN card [3].
d Slide the WLAN card from the connector on the system board [4].

Installing the WLAN card

1 Install the WLAN card to the connector on the system board.
2 Connect the WLAN cables to the connectors on the WLAN card.
3 Place the securing tab on the WLAN card and tighten the 1 (M2x3) screw on the computer.
4 Install the:
a Base cover
b Keyboard
c Optical drive
d Battery
5 Follow the procedure in
24 Removing and installing components
After working inside your computer.