Dell Latitude E4300 (Late 2008) - Manual (Page 79)

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Wireless Wide Area Network (WWAN) Card
Dell™ Latitude™ E4300 Service Manual
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 instructions in What You Need to Know For Your Safety .
2. Close the display and turn the computer upside-down.
3. Loosen the captive screw on the WLAN/WWAN cover.
4. Remove the WLAN/WWAN cover.
5. Disconnect the antenna cables from the WWAN card.
6. Remove the M2 x 3-mm screw securing the WWAN card.
The card pops up to a 30-degree angle.
CAUTION: Before working inside the computer, read the safety information that shipped with the computer. For additional safety best practices
information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance.
1 antenna cable connectors (2) 2 WWAN card