Nikon D750 User Manual page 390

Option
F
AF lock only
A
AF-ON
r
FV lock
None
❚❚ Press + Command Dials
Selecting Press + command dials displays the following
options:
Option
Choose image
5
area
Choose non-CPU
w
lens number
None
362
Focus locks while the A AE-L/AF-L button is
pressed.
The A AE-L/AF-L button initiates autofocus. The
shutter-release button can not be used to focus.
Press the A AE-L/AF-L button to lock flash value
(built-in flash and compatible optional flash
units only, 0 190, 435). Press again to cancel FV
lock.
Pressing the button has no effect.
Keeping the A AE-L/AF-L button pressed, rotate a
command dial to choose an image area (0 114).
Press the A AE-L/AF-L button and rotate a
command dial to choose a lens number
specified using the Non-CPU lens data option
(0 238).
No operation is performed when the command
dials are rotated while the A AE-L/AF-L button is
pressed.
Description
Description