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7. Reinstall the battery and turn the computer over again. Then reconnect the ac power adapter and
the cables.
Replacing the PCI Express Mini Card for wireless LAN/WiMAX
connection
Before you start, print these instructions.
Your computer has a PCI Express Mini Card slot for connection to a wireless LAN/WiMAX. To replace the PCI
Express Mini Card with a new one, read the following prerequisites rst.
Prerequisites for the procedure
DANGER
During electrical storms, do not connect the cable to or disconnect it from the telephone outlet
on the wall.
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.
Note: Before you start installing a PCI Express Mini Card, 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.
Replacing the card
To replace the card, do as follows:
1. Turn off the computer, then disconnect the ac power adapter and all cables from the computer. Wait for
a few minutes, till the inside of the computer cools, before you start the following procedures.
2. Close the computer display, and turn the computer over.
3. Remove the battery. See “Replacing the battery” on page 89.
4. Remove the optical drive. See “Replacing the optical drive” on page 103.
5. Remove the palm rest. See “Replacing the palm rest” on page 106.
6. 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.
110 User Guide