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DANGER
Electric current from power, telephone, and communication cables is hazardous. To avoid shock
hazard, disconnect the cables before opening the cover of this slot.
Attention: Before you start installing a Mini PCI ExpressCard, touch a metal table or a grounded metal
object. This action reduces any static electricity from your body. The static electricity could damage the card.
To install or replace the wireless WAN card, do the following:
1. Disable the built-in battery. See “Disabling the built-in battery” on page 49.
2. Close the computer display, and turn the computer over.
3. Remove the keyboard. See “Replacing the keyboard” on page 53.
4. If a tool for removing connectors is included in the package with the new card, use it to disconnect the
cables from the card. If no such tool is included, disconnect the cables by picking up the connectors
with your ngers and gently unplugging them.
Note: Depending on the system conguration of your computer, the card might have only one connector.
5. Remove the screw. The card with the bracket pops up.
Chapter 6. Replacing devices 61