Dell Vostro V131 (Mid 2011) - Manual (Page 32)

9. Remove the WWAN card.
Installing The Wireless Wide Area Network (WWAN)
1. Insert the WWAN card at a 45 degree angle into its slot.
2. Connect the antenna cables to their respective connectors.
3. Tighten the screw to secure the WWAN card in place.
4. Install the
palm rest .
5. Install the hard drive .
6. Install the keyboard .
7. Install the base cover .
8. Install the battery .
9. Follow the procedures in After Working Inside Your Computer .
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