Dell Latitude 12 7212, Owner'S Manual, Page: 19 / 79

3 Follow the procedure in After working inside your computer .
WLAN card
Removing WLAN card
1 Follow the procedure in Before working inside your computer .
2 Remove the:
a Battery
b Display assembly
3 To remove the WLAN card:
a Place the back side of system on a flat surface.
b Locate the WLAN card.
c Remove the screw that secures the WLAN bracket to the system board [1].
d Lift the metal bracket [2] from the WLAN card.
e Disconnect the two antenna cables [3] with a plastic scribe.
NOTE: Insert the edge of the plastic scribe between the tiny gap of cable copper head and WLAN card
button pin.
f Slide and lift the WLAN card from the slot on the system board [4].
NOTE: Ensure to lift the WLAN card by NOT more than 35° angle.
CAUTION: Never touch the metal pins or the circuit with bare hands. Touch at the side of the WLAN card.
Removing and installing components 19