Dell Latitude D630 ATG (Mid 2007) - Manual (Page 130)

130 Adding and Replacing Parts
3 Remove the keyboard (see "Keyboard" on page 119).
NOTICE: To prevent damage to the connector, do not use tools to spread the securing clips.
4 If a Mobile Broadband card is not already installed, go to step 5. If you are replacing a Mobile
Broadband card, remove the existing card:
a Disconnect the Mobile Broadband card from any attached cables.
1 antenna cable connectors (2) 2 Mobile Broadband card
1
2