Dell Precision M4300 (Mid 2007) - Manual (Page 122)

120
Adding and Replacing Parts
Wireless Local Area Network (WLAN) Cards
1 Follow the procedures in "Before You Begin" on page 107.
2 Remove the hinge cover (see "Hinge Cover" on page 112).
3 Remove the keyboard (see "Keyboard" on page 113).
4 Ground yourself by touching one of the metal connectors on the back of the computer.
NOTE:
If you leave the area, ground yourself again when you return to the computer.
5 If a card is not already installed, go to step 6. If you are replacing a card, remove the existing card:
a Disconnect the antenna cables from the card.
b Release the card by pushing the metal securing bracket away from the card until the card pops up
slightly.
1 antenna cables
1