Dell Precision M70 - Manual (Page 98)

2. Remove the access door beneath the battery.
3. Remove the screw.
4. Pull the card out of the system board connector.
5. Remove the card from the computer and set it aside.
6. Attach the new card to the system board connector.
7. Replace and tighten the screw.
8. Reattach the access door and gently press down on the latch until you feel a click.
9. Reinsert the battery.
1 access door
NOTICE: Handle the card by its edges, and avoid touching pins and contacts. Ground yourself by touching a metal connector on the back of the
computer. Continue to ground yourself periodically during this procedure.
1 screw
2 internal card with Bluetooth wireless technology
3 system board connector
NOTE: The card and system board connector can only connect in one configuration. If you encounter resistance, check the configuration and try again.