Nikon D810 - Manual (Page 381)

357
Choose the role played by the Fn button on the
wireless remote controller.
E
AE lock (Hold)
Exposure locks when the MB-D12 B button is
pressed, and remains locked until the button is
pressed a second time or the standby timer expires.
r
FV lock
Press the MB-D12 B button to lock flash value
(built-in flash and compatible optional flash units
only, 0 198, 430). Press again to cancel FV lock.
G
Same as Fn
button The MB-D12 B button performs the function
selected for Custom Setting f4 (0 343).
f16: 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 (0 117).
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 41).
r
FV lock
Press the Fn button to lock flash value (built-in flash
and compatible optional flash units only,
0 198, 430). Press again to cancel FV lock.
B
AE/AF lock
Focus and exposure lock while the Fn button is
pressed.
Option Description