AF-assist illuminator does not light:

AF-assist illuminator does not light if AF-Cis selected for autofocus mode (0 74) or if continuous-servo autofocus is selected when the camera is in AF-Amode. Choose AF-S. AF-assist is also not available when f(3D-tracking (11 points)) is selected for AF-area mode; if single-point or dynamic-area AF is selected, select center focus point (0 78, 80).

The camera is currently in live view or a movie is being recorded.

Off is selected for Built-in AF-assist illuminator (0 229).

The AF-assist illuminator can not be used in some shooting modes (0 326).

Illuminator has turned off automatically. Illuminator may become hot with continued use; wait for it to cool down.

Image size can not be changed: An NEF (RAW) option is selected for image quality (0 86).

Camera is slow to record photos:

Depending on shooting conditions and memory card performance, access lamp may light for up to about a minute after shooting ends in continuous release mode.

Turn noise reduction off (0 226).

Noise (bright spots, randomly-spaced bright pixels, fog, or lines) appear in photos:

Choose lower ISO sensitivity or turn noise reduction on (0 226).

Shutter speed is slower than 1 s: use noise reduction (0 226).

Turn Active D-Lightingoff to avoid heightening the effects of noise (0 123).

No photo taken when remote control shutter-release button is pressed:

Replace battery in remote control (0 308).

Choose remote control release mode (0 97).

Flash is charging (0 31).

Time selected for Remote on duration (ML-L3)(0 247) has elapsed.

Bright light is interfering with ML-L3 remote control.

Technical Notes 331