Dell Precision M6600 (Mid 2011) - Manual (Page 40)

Installing The Wireless Local Area Network (WLAN) Card
1. Slide the WLAN card into its slot.
2. Tighten the screw securing the WLAN card in place.
3. Connect the antennas according to the color code on the WLAN card.
4. Install the
base cover .
5. Install the battery .
6. Follow the procedures in After Working Inside Your Computer .
40