Samsung EK-GC120 User Manual page 114

Getting started
Buttons
Button
Power
Menu
Home
Back
Shutter
8
Function
Press and hold to turn the device
on or off.
Press and hold for 6-8 seconds to
reset the device if it has fatal errors
or hang-ups, or freezes.
Press to lock or unlock the device.
The device goes into lock mode
when the touch screen turns off.
Tap to open a list of options
available for the current screen.
Press to return to the Home screen.
Press and hold to open the list of
recent applications.
Tap to return to the previous
screen.
On the Home screen, press and
hold to turn the camera on.
In the camera application, press to
take photos.