Nikon D5300 Reference Manual - Page 272

Photos are out of focus: • AF-S or AF-I lens is not attached: use AF-S or AF-I lens or focus manually. • Camera unable to focus using autofocus: use manual focus or focus lock (0 52, 55, 57). • Camera is in manual focus mode: focus manually (0 57). Focus does not lock when shutter-release button is pressed halfway: Use A (L) button to lock focus when live view is off and AF-C is selected for focus mode or when photographing moving subjects in AF-A mode (0 55). Can not select focus point: • e (Auto-area AF; 0 53) is selected: choose another AF-area mode. • Press shutter-release button halfway to start standby timer (0 23). Can not select AF-area mode: Manual focus selected (0 51, 57). AF-assist illuminator does not light: • AF-assist illuminator does not light if AF-C is selected for autofocus mode (0 51) or if continuous-servo autofocus is selected when the camera is in AF-A mode. Choose AF-S. AFassist is also not available when 3D-tracking is selected for AF-area mode; if single-point or dynamic-area AF is selected, select center focus point (0 53, 55). • The camera is currently in live view or a movie is being recorded. • Off is selected for Custom Setting a3 (Built-in AF-assist illuminator, 0 185). • The AF-assist illuminator can not be used in some shooting modes (0 248). • 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 60). 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 modes. • Turn long exposure noise reduction off (0 180). Noise (bright spots, randomly-spaced bright pixels, fog, or lines) appear in photos: • Choose lower ISO sensitivity or turn high ISO noise reduction on (0 180). • Shutter speed is slower than 1 s: use long exposure noise reduction (0 180). • Turn Active D-Lighting off to avoid heightening the effects of noise (0 95). No photo taken when remote control shutter-release button is pressed: • Replace battery in remote control (0 237). • Choose remote control release mode (0 70). • Flash is charging (0 23). • Time selected for Custom Setting c4 (Remote on duration (ML-L3), 0 187) has elapsed. • Bright light is interfering with ML-L3 remote control. Beep does not sound: • Off is selected for Custom Setting d1 (Beep; 0 187). • Camera is in quiet shutter-release mode (0 48), or movie is being recorded (0 126). • MF or AF-C is selected as the focus mode or subject moves when AF-A is selected (0 51). Smudges appear in photographs: Clean front and rear lens elements. If problem persists, perform image sensor cleaning (0 241). Date is not imprinted on photos: An NEF (RAW) option is selected for image quality (0 60, 190). 252 Technical Notes