Dell Latitude X300 User Manual page 99

If you ordered a Mini PCI card with your computer, the car is already installed.
CAUTION: FCC rules strictly prohibit users from installing 5 GHz (802.11a, 802.11a/b, 802.11a/b/g) Wireless LAN Mini PCI cards. Under no
circumstances should the user install such a device. Only trained Dell service personnel are authorized to install a 5 GHz Wireless LAN Mini PCI
card.
If you are removing and/or installing a 2.4 GHz (802.11b, 802.11b/g) Mini PCI Card, please follow the instructions noted below. Only products
approved for use in your portable computer may be installed. Approved Mini PCI Cards may be purchased only from Dell.
NOTE: 2.4 GHz Wireless LAN PC Cards may be removed and installed by the user.
CAUTION: Before working inside your computer, read the safety instructions in your System Information Guide.
1. Ensure that the work surface is flat and clean to prevent scratching the computer cover.
2. Save and close any open files, exit any open programs, and shut down the computer.
3. If the computer is connected to a media base (docked), undock it. See the documentation that came with th media base for instructions.
4. Disconnect the computer from the electrical outlet.
5. Wait 10 to 20 seconds and then disconnect any attached devices.
6. Remove any installed PC Card, battery, and devices.
NOTICE: Handle components and cards by their edges, and avoid touching pins and contacts. Ground yourself by touching a metal connector on the
back of the computer. Continue to ground yourself periodically during this procedure.
7. Turn the computer over, and loosen both the captive screw(s) from the Mini PCI card cover and remove the cover.
1 captive screw (2)
2 cover
8. If a Mini PCI card is not already installed, go to
a. Disconnect the Mini PCI card from the attached cables.
step 9. If you are replacing a Mini PCI card, remove the existing card: