Dell Precision M6600 (Mid 2011) - Manual (Page 42)

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