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10. Connect the cables to the new wireless WAN card.
11. Put the memory slot cover back in place 1 , close the cover 2 , and then tighten the screws 3 .
12. Reinstall the battery. See “Replacing the battery” on page 71.
13. Turn the computer over again. Reconnect the ac power adapter and all cables.
Replacing the SIM card
Before you start, print these instructions.
Your computer might require a SIM card to establish wireless WAN connections. Depending on the country
of delivery, the SIM card might be already installed in your computer or is part of the shipping contents
that come with your computer.
If you nd a SIM card included in the shipping contents, a dummy card is installed in the SIM card slot. Then
proceed with the following instructions.
Note: The SIM card is identied by the IC chip mounted on one side of the card.
To replace the SIM card, do the following:
1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer.
2. Close the computer display, and turn it over.
3. Remove the battery. See “Replacing the battery” on page 71.
96 User Guide