Samsung note 2 Quick Start Manual page 24

Accessing Additional Functions
In addition to notifications, this screen also provides
quick and ready access to device functions. These
can be quickly activated or deactivated.
The following functions can either be activated
(green) or deactivated (white): Wi-Fi, Bluetooth,
GPS, Sound/Vibrate/Mute, Screen rotation,
Airplane mode, Power saving, Driving mode,
AllShare Cast or Sync.
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