Nikon D6 Reference Manual page 295

4
While the L icon is flashing,
use the multi selector to
position the spot white
balance target ( r ) over a
white or gray area of the
subject.
To zoom in on the area around the target ( r ) for more
precise positioning, press the X button.
5
Measure a value for preset
white balance either by
pressing the center of the
multi selector or by pressing
the shutter-release button all
the way down.
•
If the camera is able to measure white balance, the new
value will be reflected in the display.
Achieving Natural Colors with Different Light Sources (White Balance)
243