Nikon D750 DSLR Camera (Body Only) - Manual (Page 398)

370
Choose the role played by the Fn button during movie live view
(the default option is None ).
❚❚
Press
g: Movie
g1: Assign Fn Button
G button
➜
A Custom Settings menu
Option Description
q
Power aperture
(open)
Aperture widens while the button is pressed.
Use in combination with Custom Setting g2
(
Assign preview button ) > Power aperture
(close) for button-controlled aperture
adjustment ( 0 372).
r
Index marking
Press the button during movie recording to add
an index at the current position (
0 70). Indices
can be used when viewing and editing movies.
s
View photo
shooting info
Press the button to display information on
shutter speed, aperture, and other photo
settings in place of movie recording information.
Press again to return to the movie recording
display.
B
AE/AF lock
Focus and exposure lock while the button is
pressed.
C
AE lock only Exposure locks while the button is pressed.
E
AE lock (Hold)
Exposure locks when the button is pressed, and
remains locked until the button is pressed a
second time.
F
AF lock only Focus locks while the button is pressed.
A
AF-ON
Pressing the button initiates autofocus. The
shutter-release button can not be used to focus.
None Pressing the button has no effect.