Nikon D300 User Manual page 330

FUNC. Button+Dials
Selecting [FUNC. button+dials] for Custom Setting f4 displays the
following options:
Option
1 step spd/
v
aperture
Choose non-
w
CPU lens
number
Auto
t
bracketing
(default)
Dynamic AF
I
area
None
U
304
If the Fn button is pressed when the command
dials are rotated, changes to shutter speed
(exposure modes f and h) and aperture (exposure
modes g and h) are made in increments of 1 EV,
regardless of the option selected for Custom
Setting b2 ([EV steps for exposure cntrl.], pg. 275).
Press the Fn button and rotate a command dial to
choose a lens number specified using the [Non-
CPU lens data] option.
Press the Fn button and rotate the main command
dial to choose the number of shots in the
bracketing program. Press the Fn button and
rotate the sub-command dial to select bracketing
increment.
If continuous-servo AF (focus mode C; pg. 62) is
selected when dynamic-area AF (I) is chosen for
AF-area mode (pg. 64), the number of focus points
can be selected by pressing the Fn button and
rotating either of the command dials (pg. 269).
No operation is performed when the command
dials are rotated while the Fn button is pressed.
Description