Samsung NX2000 - Battery and Memory Card Management; Removing Battery and Memory Card

My Camera > Camera layout
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Exposure value
Using the command dial
You can adjust options such as aperture value, shutter speed, or exposure
value with the command dial in some shooting modes. Press the
command dial, and then rotate it clockwise or anti-clockwise.
You can also adjust some options with the command dial in the Smart
panel. In the Smart panel, rotate the command dial to move to a desired
option, press the command dial to select it, and then rotate the command
dial to adjust the selected option.
E.g. Adjusting the exposure value in Program mode
To adjust the
exposure value,
On the Mode screen, touch Expert → Program → press the
command dial twice to select the exposure value
→ rotate the
command dial to adjust.