Installing The Wlan Card; Wwan Card; Removing The Wwan Card - Dell Precision 3520 Owner's Manual

c Disconnect the WLAN cables from the connectors on the WLAN card [3].
NOTE:
d Lift the WLAN card to release it from the adhesive[4].

Installing the WLAN card

1 Insert the WLAN card into the slot on the computer.
2 Route the WLAN cables through the routing channel.
3 Connect the WLAN cables to the connectors on the WLAN Card.
4 Place the metal bracket and tighten the M2.0x3.0 screw to secures it to the computer.
5 Install the:
a battery
b base cover
6 Follow the procedure in

WWAN card

Removing the WWAN card

1 Follow the procedure in
2 Remove the:
a base cover
16 Removing and installing components
The WLAN card is held in place with an adhesive foam spacer.
After working inside your system.
Before working inside your computer.