Nikon D3100 D3100 User's Manual - Page 205

Date is not imprinted on photos, Noise randomly-spaced bright pixels, fog, or lines appear in photos

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Focus does not lock when shutter-release button is pressed halfway: Use AE-L/AF-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 60). Can not select focus point: • e Auto-area AF selected for AF-area mode > Viewfinder (0 58), or Face-priority AF selected for AF-area mode > Live view/movie (0 38): choose another mode. • Press shutter-release button halfway to turn monitor off or activate exposure meters (0 27). Subject-tracking AF not available: Select a non-monochrome Picture Control (0 94). Can not select AF-area mode: Manual focus selected (0 38, 55). Image size can not be changed: Image quality set to NEF (RAW) or NEF (RAW) + JPEG fine (0 65). Camera is slow to record photos: Turn noise reduction off (0 134). Noise (randomly-spaced bright pixels, fog, or lines) appear in photos: • Choose lower ISO sensitivity or turn noise reduction on (0 134). • Shutter speed is slower than 8 s: use noise reduction (0 134). Smudges appear in photographs: Clean front and rear lens elements. If problem persists, perform image sensor cleaning (0 180). Date is not imprinted on photos: Image quality set to NEF (RAW) or NEF (RAW) + JPEG fine (0 65, 147). Sound is not recorded with movies: Off is selected for Movie settings > Sound (0 47). Flicker or banding appears during live view or movie recording: Choose an option for Flicker reduction that matches the frequency of the local AC power supply (0 139). Menu item can not be selected: Some options are not available in all modes. n 189

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189
n
Focus does not lock when shutter-release button is pressed halfway
: Use
AE-L/AF-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
60).
Can not select focus point
:
•
e
Auto-area AF
selected for
AF-area mode
>
Viewfinder
(
0
58), or
Face-priority AF
selected for
AF-area mode
>
Live view/movie
(
0
38): choose another mode.
•
Press shutter-release button halfway to turn monitor off or activate exposure meters (
0
27).
Subject-tracking AF not available
: Select a non-monochrome Picture Control (
0
94).
Can not select AF-area mode
: Manual focus selected (
0
38, 55).
Image size can not be changed
:
Image quality
set to
NEF (RAW)
or
NEF (RAW) + JPEG fine
(
0
65).
Camera is slow to record photos
: Turn noise reduction off (
0
134).
Noise (randomly-spaced bright pixels, fog, or lines) appear in photos
:
•
Choose lower ISO sensitivity or turn noise reduction on (
0
134).
•
Shutter speed is slower than 8 s: use noise reduction (
0
134).
Smudges appear in photographs
: Clean front and rear lens elements.
If problem persists, perform
image sensor cleaning (
0
180).
Date is not imprinted on photos
: Image quality set to
NEF (RAW)
or
NEF (RAW) + JPEG fine
(
0
65,
147).
Sound is not recorded with movies
:
Off
is selected for
Movie settings
>
Sound
(
0
47).
Flicker or banding appears during live view or movie recording
: Choose an option for
Flicker reduction
that matches the frequency of the local AC power supply (
0
139).
Menu item can not be selected
: Some options are not available in all modes.