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WWAN Card
DellPrecision™ServiceManual
Removing a WWAN Card
Replacing a WWAN Card
Your computer supports a Wireless Wide Area Network (WWAN) card. If you ordered a WWAN card with your computer, the card is already installed.
Removing a WWAN Card
1. Follow the procedures in Before Working on Your Computer.
2. Close the display and turn the computer over.
3. Remove the bottom of the base assembly (see Removing the Bottom of the Base Assembly).
4. Disconnect the antenna cables from the WWAN card.
5. Remove the M2 x 3-mm screw that secures the WWAN card. The card will pop up to a 30-degree angle to the system board.
6. Slide the WWAN card out of its connector.
Replacing a WWAN Card
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer.
1
M2 x 3-mm screw
2
WWAN card
3
antenna cables (2)