Nikon D3000 User Manual

Page of 216
180
n
Shooting (All Modes)
Camera takes time to turn on
: Delete files or folders.
Shutter-release disabled
:
• Memory card is locked, full, or not inserted (
0 20, 22, 26).
• Built-in flash is charging (
0 29).
• Camera is not in focus (
0 28).
• CPU lens with aperture ring attached but aperture not locked at highest f-number (
0 157).
• Non-CPU lens is attached but camera is not in mode M (
0 159).
Final photo is larger than area shown in viewfinder
: Viewfinder horizontal and vertical frame coverage 
is approximately 95%.
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 46, 48).
• Camera is in manual focus mode: focus manually (
0 48).
Focus does not lock when shutter-release button is pressed halfway
: Use AE-L/AF-L button to lock focus 
when AF-C focus mode is selected or when photographing moving subjects in AF-A mode.
Can not select focus point
:
Auto-area selected for AF-area mode: choose another mode (0 44).
• Press shutter-release button halfway to turn monitor off or activate exposure meters (
0 26).
Can not select AF-area mode
: Manual focus selected (
0 42).
Image size can not be changed
Image quality set to NEF (RAW) or NEF (RAW)+JPEG basic (
0 51).
Camera is slow to record photos
: Turn noise reduction off (
0 122).
Randomly-spaced bright pixels (“noise”) appear in photos
:
• Choose lower ISO sensitivity or turn noise reduction on (
0 122).
• Shutter speed is slower than 8 s: use noise reduction (
0 122).
AF-assist illuminator does not light
:
• Camera is in 
l or m mode (0 30): select another mode.
• AF-assist lamp does not light for continuous-servo autofocus. Choose AF-S. In single-point, 
dynamic-area, or 3D-tracking AF, select center focus point (
0 46).
• Off selected for AF-assist (
0 122).
• Illuminator has turned off automatically. Illuminator may become hot with continued use; 
wait for lamp to cool down.