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11. Put the memory slot cover back in place (1), close the cover (2), and then tighten the screw (3).
12. Reinstall the battery. For more information about how to reinstall the battery, refer to “Replacing the
battery” on page 111
.
13. Turn the computer over again. Connect the ac power adapter and cables to the computer; then turn it on.
Replacing the SIM card
Before you start, print these instructions.
Your computer may require a SIM (Subscriber Identication Module) card to establish a wireless WAN (Wide
Area Network) connections. Depending on the country of delivery, the SIM card may be already installed in
your computer or will be part of the shipping contents that came with your computer.
If you nd the SIM cards included in the shipping contents, a dummy card is installed in the SIM card
slot. Then proceed to the following instructions.
If you nd the dummy card in the shipping contents, the SIM card is already installed in the SIM card
slot, and no further installation is needed.
Note: The SIM card is identied by the IC chip mounted on one side of the card.
Replacement instructions
To replace the SIM card, do as follows:
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. For more information, refer to “Replacing the battery” on page 111.
142 User Guide