Samsung PRO4831 User Manual (en)

Extended functions
Using the Program mode
In Program mode, you can set most options, except the shutter speed and aperture value, which the camera sets automatically.
Rotate the mode dial to p.
Set the desired options. 
•  For a list of options, refer to "Shooting options". (p. 62)
Align your subject in the frame, and then half-press [Shutter] to 
Press [Shutter] to capture the photo.