Sony VPCSA Series - Manual (Page 79)

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Using Your VAIO Computer >
Using the International Roaming Service
Using the International Roaming Service
To use the international roaming service, you first need to insert a SIM card into the SIM card holder on your computer. Follow
the steps in Inserting a SIM Card
(page 75) .
Some features and options in this section may not be available on your computer.
See the specifications to find out about the configuration of your computer.