F19: lens focus function buttons – Nikon D4S User Manual
Page 373

351
U
Choose the role played by the
focus function buttons on the
lens. The buttons can be used for
the assigned function only when
AF-L
is selected with the focus
function selector.
4 + NEF (RAW)
If image quality is set to JPEG fine, JPEG normal, or
JPEG basic, “RAW” will be displayed in the rear
control panel and an NEF (RAW) copy will be recorded
with the next picture taken after the Fn button is
pressed (the original image quality setting will be
restored when you remove your finger from the
shutter-release button). NEF (RAW) copies are
recorded at the settings currently selected for NEF
(RAW) recording in the shooting menu (
0 92). To
exit without recording an NEF (RAW) copy, press the
Fn
button again.
a Live view
Pressing the Fn button starts and ends live view.
None
Pressing the button has no effect.
f19: Lens Focus Function
Buttons
G button
➜ A Custom Settings menu
Option
Description
F AF lock only
Focus locks while a focus function button is pressed.
B AE/AF lock
Focus and exposure lock while a focus function
button is pressed.
C AE lock only
Exposure locks while a focus function button is
pressed.
A
Preset focus
point
Keep a focus function button pressed to select a
preset focus point (
0 335). Release the button to
restore the original focus point selection.
Option
Description
Focus function
buttons