Dell Vostro 330 (Early 2011) - Manual (Page 53)

10. Pull the MXM video card away from the base plate.
Installing The MXM Video Card And Heat Sink
1. Place the video card on the base plate.
2. Place the heat sink on the video card.
3. Replace the screws that secure the heat sink to the video card.
4. Place the video card and heat sink into it's socket.
5. Replace the screws that secure the video card and heat sink to the system
board.
6. Replace the video card fan .
7. Replace the system board shield .
8. Replace the front stand .
9. Replace the cover .
10. Follow the procedures in After Working Inside Your Computer .
53