Samsung GT-S7710 Quick Start Manual page 12

Getting started
Plug the small end of the charger into the
multipurpose jack of the device, and plug the large
end of the charger into an electric socket.
Connecting the charger improperly may
cause serious damage to the device. Any
damage caused by misuse is not covered by
the warranty.
After fully charging, disconnect the device from the
charger. First unplug the charger from the device, and
then unplug it from the electric socket.
Do not remove the battery before removing
the charger. This may damage the device.
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