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Using Your VAIO Computer >
Using the Wireless WAN
Inserting a SIM Card
Depending on the carrier you are using, you may need to insert a SIM card into the SIM card holder on your computer to use
the wireless WAN function. Your SIM card is contained within a base plate, about the size of a credit card.
To insert a SIM card
1 Turn off your computer.
2 Open the SIM card cover on the bottom of the computer.