Samsung EK-GC200ZWAXAR - Manual (Page 74)

Camera: Shooting modes
74
Aperture priority mode
In this mode, the camera automatically calculates shutter speed according to the aperture
value you choose. You can adjust the depth of field (DOF) by changing the aperture value.
This mode is useful for taking portraits and landscape shots.
Tap MODE
→ Expert → A, and set the desired shooting options.
Large depth of field Small depth of field
In low-light settings, you may need to increase the ISO sensitivity to prevent blurry
photos.