Nikon D3 User Manual page 360

FUNC. Button+Dials
Selecting [FUNC. button+dials] for Custom Setting f4 displays the
following options:
Option
Choose
i
image area
(default)
1 step spd/
v
aperture
Choose non-
w
CPU lens
number
Focus point
x
selection
None
U
334
The Fn button and main command dial can be used
to select the image area (pg. 60). The image area
can not be changed while shooting a multiple
exposure (pg. 208).
If the Fn button is pressed when the command dials
are rotated, changes to shutter speed (exposure
modes S and M) and aperture (exposure modes A
and M) are made in increments of 1 EV.
Press the Fn button and rotate a command dial to
choose a lens number specified using the [Non-CPU
lens data] option (pg. 220).
Press the Fn button and rotate the command dials
for vertical shooting to choose a focus point
(pg. 335).
No operation is performed when the command
dials are rotated while the Fn button is pressed.
Description