Nikon D850 Menu Manual page 222

❚❚ Group Flash
Select this option to adjust settings separately for each group.
1
C: Select Group flash for Flash
control > Remote flash control in
the photo shooting menu.
2
C: Select Group flash options.
Highlight Group flash options in the
flash control display and press 2.
3
C: Choose the flash control mode.
Choose the flash control mode and
flash level for the master flash and the
flash units in each group:
• TTL: i-TTL flash control.
• qA: Auto aperture (available only
with compatible flash units).
• M: Choose the flash level manually.
• – – (off): The units do not fire and the flash level cannot be
adjusted.
Choose a channel for the master flash.
If the remote flash units include an
SB-500, you must choose channel 3,
but otherwise you can choose any
channel between 1 and 4.
222 Optional Flash Units