Communications Cards; Wireless Cards - Dell Precision M4300 Service Manual

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Communications Cards

Dell™ Precision™ M4300 Service Manual

Wireless Cards

Subscriber Identity Module (SIM) Card (optional)

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.

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 cables from the card.

antenna cables

b. Release the card by pushing the metal securing brackets away from the card until the card pops up slightly.

Begin.

Hinge

Cover).

step

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

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