Dell OptiPlex 5270 All-in-One - Page 38

2. To install the WLAN card shield:
a) Align the screw slot on the WLAN card shield with the screw slot on the system board and place the WLAN card shield on the
system board [1].
b) Replace the two screws (M2x2.5) that secure the WLAN card shield to the system board [2]
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Removing and Installing components