Nikon D300 User Manual page 277

Dynamic-area AF
"in-between" sensors as selected AF points, so you have a
smaller choice of sensors to start autofocus.
Figure 4-13. 11 AF points vs. 51 AF points
When using Auto-area
move the AF points. So this function does not affect the
camera when Auto-area AF
If you are unhappy when scrolling through 51 points, change
it to 11. You can always change it back!
Here are the screens and steps to select one of the
selection settings (see
Figure 4-14. AF point selection
1. Select a Autofocus
scroll to the right (see
modes. This means that you cannot choose
AF, the camera does not allow you to
is selected.
Figure 4-14):
from the
Figure
277
Custom Setting Menu
4-14, image 1).
AF point
and