Samsung NX mini - User Settings; ISO Customizing; ISO Expansion; ISO Step

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Camera settings menu
You can set the user environment with these settings.
To set user options,
In Shooting mode, press [m] ĺ d ĺ an option.
Available items and the order of them may dier depending on shooting
conditions.
ISO Customizing
ISO Expansion
You can select ISO 100 and 25600.
ISO Step
You can set the size for the ISO sensitivity by either 1/3 or 1 step.
Auto ISO Range
You can set the maximum ISO value under which each EV step is chosen
when you set the ISO to Auto.
User settings