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Communications Cards

Dell™ Latitude™ D820 Service Manual

Wireless Cards

Subscriber Identity Module (SIM) Card

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 Begin.

2.Remove the hinge cover (see Hinge Cover).

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 step 6. If you are replacing a card, remove the existing card: a. Disconnect the antenna cables from the card.

1

antenna cables

 

 

b.Release the card by spreading the metal securing tabs until the card pops up slightly.

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Dell D820 manual Communications Cards, Wireless Cards