Communications Cards; Wireless Cards - Dell Latitude D820 Service Manual

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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:

NOTICE:

Wireless Local Area Network (WLAN) Cards

1. Follow the procedures in

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:

5. If a card is not already installed, go to

a. Disconnect the antenna cables from the card.

antenna cables

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

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Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

To avoid damaging the system board, you must remove the main battery before you begin working inside the computer.

Before You

Begin.

Hinge

Cover).

If you leave the area, ground yourself again when you return to the computer.

step

6. If you are replacing a card, remove the existing card:

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