Nikon D500 - Manual (Page 49)

49 Menu Guide
Adjust ISO sensitivity settings for photographs.
ISO Sensitivity Settings
G button
➜ C photo shooting menu
Option Description
ISO sensitivity
Adjust ISO sensitivity. Select from values between
ISO 100 and 51200. Settings of from about 0.3 to 1 EV
below ISO 100 and 0.3 to 5 EV above ISO 51200 are
also available for special situations.
Auto ISO sensitivity
control
If On is selected, the camera will automatically adjust
ISO sensitivity when optimal exposure can not be
achieved at the value selected for ISO sensitivity.
You can choose the maximum sensitivity to prevent
ISO sensitivity being raised too high and the shutter
speed below which auto ISO sensitivity control will
kick in to prevent under exposure in modes P and A
(the minimum shutter speed; choose from values
between
1 /
4000
s and 30 s). The maximum ISO
sensitivity for photos taken using an optional flash
unit can be selected using Maximum sensitivity
with
M.