Nikon D3S - Manual (Page 73)

47
s
3
Choose single-point AF.
Rotate the AF-area mode
selector until it clicks into place
pointing to
K (single-point
AF). At this setting, the user
can choose the focus point.
4
Choose single-servo
autofocus.
Rotate the focus-mode selector
until it clicks into place
pointing to S (single-servo
autofocus). At this setting, the
camera will automatically focus
on the subject in the selected
focus point when the shutter-release button is pressed
halfway. Pictures can only be taken when the camera is in
focus.
AF-area mode
selector
Focus point
Focus-mode
selector