Nikon D3400 Kit Owner's Manual

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121
P, S, A, and M Modes
White balance ensures that colors are unaffected by the color of 
the light source. Auto white balance is recommended for most 
light sources; other values can be selected if necessary 
according to the type of source:
White Balance
Option
Description
Auto
Automatic white balance adjustment. 
Recommended in most situations.
Incandescent
Use under incandescent lighting.
Fluorescent
Use with the light sources listed on page 123.
Direct sunlight
Use with subjects lit by direct sunlight.
Flash
Use with the flash.
Cloudy
Use in daylight under overcast skies.
Shade
Use in daylight with subjects in the shade.
Preset manual
Measure white balance or copy white balance 
from existing photo (