Nikon D300s manual A1 AF-C Priority Selection, 263, This option controls whether

a: Autofocus

a1: AF-C Priority Selection

Gbutton ➜ ACustom Settings menu

This option controls whether			Focus mode selector
photographs can be taken
whenever the shutter-release
button is pressed (release priority)
or only when the camera is in focus
(focus priority) in continuous-servo
AF. To select continuous-servo AF,
rotate the focus mode selector to C.
	Option		Description
G	Release	Photos can be taken whenever the shutter-release
		button is pressed.
E Release +		Photos can be taken even when the camera is not in
		focus. In continuous mode, frame rate slows for
	focus	improved focus if the subject is dark or low contrast.
F	Focus	Photos can only be taken when the in-focus indicator
		(I) is displayed.

Regardless of the option selected, focus will not lock when the in- focus indicator (I) is displayed. The camera will continue to adjust focus until the shutter is released.

U

263