Canon A1000 IS - Manual (Page 9)

Pressing the Shutter Button
The shutter button has two stops. To take images that are in focus, be sure
to first press the shutter button iightiy (hailway) to focus, then take the shot.
Press halfway (lightly to the first
stop).
^ The camera focuses and automaticaily
makes necessary settings for shooting,
such as adjusting brightness and coior.
^ When the camera focuses, it wiil beep
twice and the indicator wiii light green.
Press fully (to the second stop).
^ The camera takes the shot.
It you Just press the shutter button fully without pausirrg halfway, the
images you take may not be In focus.
15