Nikon 1 J1 Reference Manual page 45

[] The Shutter-Release Button
The camera has a two-stage shutter-release button. The camera
focuses when the shutter-release button is pressed halfway. To take the
photograph, press the shutter-release button the rest of the way down.
Focus:Press halfway Shoot: Press the rest
of the way down
[] Movie Recording
In still image mode, movies can not be recorded and pressing the
movie-record button has no effect.
[] SeeAis0
See page 151 for information on silencing the beep that sounds when
the camera focuses or the shutter is released.
25