Dell OptiPlex 7770 All In One OptiPlex 7770 All-in-One Service Manual - Page 36

Removing and Installing components, Slide and remove the WLAN card out of the WLAN card slot [4].

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4. To remove the WLAN card: a) Remove the screw (M2x2.5) that secures the WLAN card bracket and the WLAN to the system board [1]. b) Slide and lift the WLANs card bracket off the WLAN card [2]. c) Disconnect the antenna cables from the WLAN card [3]. d) Slide and remove the WLAN card out of the WLAN card slot [4]. 36 Removing and Installing components

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4.
To remove the WLAN card:
a)
Remove the screw (M2x2.5) that secures the WLAN card bracket and the WLAN to the system board [1].
b)
Slide and lift the WLANs card bracket off the WLAN card [2].
c)
Disconnect the antenna cables from the WLAN card [3].
d)
Slide and remove the WLAN card out of the WLAN card slot [4].
36
Removing and Installing components