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Mini-Card : Dell Latitude D520 Service Manual

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Mini-Card

Dell™ Latitude™ D520 Service Manual

  Wireless Local Area Network (WLAN) Cards


CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.
NOTICE: To prevent damage to the system board, remove the main battery before you service the computer.

Wireless Local Area Network (WLAN) Cards

NOTE: If you ordered a WLAN card with your computer, the card is already installed.
  1. Follow the procedures in Before You Begin.

  2. Turn the computer upside-down, loosen the captive screw on the cover, and remove the cover from the computer.

  1. 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.
  1. If a card is not already installed, go to step 5. If you are replacing a card, remove the existing card:

    1. Disconnect the antenna cables from the card.

NOTE: Depending on the type of Mini-Card you have, either two or three of the three antenna cables may be in use. The white cable goes to the main antenna connector, the black goes to the aux connector, and the grey goes to the third connector (if applicable).

 

 

1

antenna cables (2)

 

 

    1. Release the card by pushing the metal securing tab away from the card until the card pops up slightly.

1

WLAN card

2

metal securing tabs (2)

 

 

    1. Slide the card at a 45-degree angle out of its connector.

NOTICE: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors and realign the card.
NOTE: Do not insert a Mobile Broadband (WWAN) network card into the WLAN card connector.
NOTE: The WLAN card may have two or three antenna connectors, depending on the type of card you ordered.
  1. Install the card:

NOTICE: To avoid damaging the WLAN card, never place cables on top of or under the card.
    1. Move any antenna cables out of the way to make space for the WLAN card.

    1. Align the card with the connector at a 45-degree angle, and press the card into the connector until it clicks.

NOTE: For more specific information about which cable to connect to which connector, see the documentation that came with your WLAN card.
    1. Connect the antenna cables to the WLAN card, ensuring that you route the cables correctly.


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