Nikon D750 DSLR Camera (Body Only) - Manual (Page 396)

368
Choose the role played by the Fn button on the
wireless remote controller.
f11: Assign Remote (WR) Fn Button
G button
➜
A Custom Settings menu
Option Description
q
Preview
During viewfinder photography, you can
preview depth of field while the
Fn button is
pressed ( 0 92). During live view photography,
you can press the button once to open the lens
to maximum aperture, making it easier to check
focus; pressing the button again restores
aperture to its original value (
0 56).
r
FV lock
Press the Fn button to lock flash value (built-in
flash and compatible optional flash units only,
0 190, 435). Press again to cancel FV lock.
B
AE/AF lock
Focus and exposure lock while the Fn button is
pressed.
C
AE lock only Exposure locks while the Fn button is pressed.
E
AE lock (Hold)
Exposure locks when the Fn button is pressed,
and remains locked until the button is pressed a
second time or the standby timer expires.
F
AF lock only Focus locks while the Fn button is pressed.
s
Flash off
The flash will not fire in photos taken while the Fn
button is pressed.