Dell E6400 XFR service manual Removing a Wwan Card, Replacing a Wwan Card

Dell™ Latitude™ E6400 XFR Service Manual

6 WWAN Card

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer.

NOTICE: Insert a WWAN card or FCM only into the slot shown in the picture below.

6.1 Removing a WWAN Card

1.Follow the procedures in Before Working on Your Computer.

2.Remove the Bottom Access Panel (see Removing the Bottom Access Panel).

3.Disconnect the antenna cables from the card.

4.Remove the M2 x 3-mm screw. The card pops up at a 45-degree angle.

1 Antenna cables (2) 2 WWAN card

3M2 x 3-mm screw

5.Slide the card out of the card connector on the system board.

1WWAN card 2 Card connector

6.2Replacing a WWAN Card

NOTICE: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors on the card and on the system board, and realign the card.

NOTICE: To avoid damage to the WWAN card, ensure the cables are not under the card when you replace it.

NOTICE: Insert a WWAN card or FCM only into the slot labeled WWAN/WiMax.

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