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Flicker or banding appear during live view or movie recording: Choose an option for
Flicker reduction that matches the frequency of the local AC power
supply (0 348).
Bright bands appear during live view or movie recording: A flashing sign, flash, or
other light source with brief duration was used during live view or movie
recording.
Noise (bright spots, randomly-spaced bright pixels, fog, lines, or reddish areas) appears in
photos:
• To reduce randomly-spaced bright pixels, fog, or lines, choose lower ISO
sensitivity or use high ISO noise reduction (0 117, 302).
• To reduce bright spots, randomly-spaced bright pixels, or fog at shutter
speeds slower than 1 s or to reduce reddish areas and other artifacts in
long time-exposures, enable long exposure noise reduction (0 302).
• Turn Active D-Lighting off to avoid heightening the effects of noise
(0 184).
Photos are blotched or smeared:
•Clean lens.
• Clean low-pass filter (0 399).
Colors are unnatural:
• Adjust white balance to match light source (0 153).
• Adjust Set Picture Control settings (0 173).
Can not measure white balance: Subject is too dark or too bright (0 164).
Image can not be selected as source for preset white balance: Image was not created
with D4 (0 168).
White balance bracketing unavailable:
• NEF (RAW) or NEF+JPEG image quality option selected for image quality
(0 90).
• Multiple exposure mode is in effect (0 210).
Effects of Picture Control differ from image to image: A (auto) is selected for
sharpening, contrast, or saturation.
For consistent results over a series of
photographs, choose a setting other than A (auto) (0 177).
Metering can not be changed: Autoexposure lock is in effect (0 136).
Exposure compensation can not be used: Choose exposure mode e, f, or g
(0 125, 138).
Sound is not recorded with movies: Microphone off is selected for Movie
settings > Microphone (0 75).