Precision 3640 Tower Service Manual

Removing WLAN module and SMA antenna

About this task

The following images indicate the location of the WLAN module and SMA antenna and provides a visual representation of the removal procedure.

1. Remove the single (M2x3.5) screw that secures the WLAN card to the system board and undo the antenna cables from the rubber guides on the system board.
2. Slide and remove the external antenna connector from the PCIe slot on the chassis.
3. Remove the WLAN card from the system board.
4. Remove the plastic bracket from the top of the antenna connector.
5. Gently remove the antenna cables from the connectors on the WLAN card.
6. Separate the WLAN module and SMA antenna.