Nikon D800 (Body Only) Guia Do Utilizador

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• AF-assist lamp does not light if AF-C is selected for autofocus mode 

(0 91). Choose AF-S. If an option other than auto-area AF is selected for 
AF-area mode, select center focus point (0 96).

• The camera is currently in live view or a movie is being recorded.
• Off selected for Custom Setting a8 (Built-in AF-assist illuminator) 

• Illuminator has turned off automatically. Illuminator may become hot 

with continued use; wait for lamp to cool down.

: Choose an option for 

Flicker reduction that matches the frequency of the local AC power 
supply (0 329). 
Bright bands appear during live view or movie recording

: A 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 (0 109, 277).

• 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 (0 277).

•   Turn  Active D-Lighting off to avoid heightening the effects of noise 

:

• Clean  lens.
• Clean low-pass filter (0 394).
Colors are unnatural

:

• Adjust white balance to match light source (0 145).
• Adjust Set Picture Control settings (0 163).
Can not measure white balance

: Subject is too dark or too bright (0 157).