Wireless Cards - Dell Latitude D820 User Manual

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
1. Follow the procedures in Before You
2. Remove the battery (see Replacing the
1 SIM card
3. Slide the SIM card into the compartment with the cut-off corner of the card facing away from the compartment.
Wireless Cards
If you ordered a wireless LAN or WAN card with your computer, the card is already installed.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
NOTICE: To avoid damaging the system board, you must remove the main battery before you begin working inside the computer.
Wireless Local Area Network (WLAN) Cards
1. Follow the procedures in Before You
2. Remove the hinge cover (see
3. Remove the keyboard (see Keyboard).
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
a. Disconnect the antenna cable from the card.
Begin.
Battery).
Begin.
Hinge Cover).
step 6. If you are replacing a card, remove the existing card: