Nikon D780 DSLR Camera (Body Only) - Manual (Page 236)

190 Shooting Settings
Auto ISO Sensitivity Control
Auto ISO sensitivity control automatically adjusts ISO sensitivity
if optimal exposure cannot be achieved at the value selected by
the user in
P , S , A , and M modes.
❚❚
Enabling Auto ISO Sensitivity Control
1
Select [ISO sensitivity settings]
in the photo shooting menu,
highlight [Auto ISO sensitivity
control] and press
2 .
2
Select [On].
• Highlight [ On ] and press J to
enable auto ISO sensitivity control.
If a flash is used, ISO sensitivity will
be adjusted appropriately.
• If [ Off ] is selected, sensitivity will
remain fixed at the value selected by the user.