Nikon D7100, Руководство пользователя

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Photos are out of focus :
• Rotate focus-mode selector to AF (
0
71).
• Camera unable to focus using autofocus: use manual focus or focus lock (
0
76, 78).
• The shutter-release button can not be used to focus when
AF-ON
is assigned as the
Press
option for Custom Setting f2 (
Assign Fn button
, 0 253), f3 (
Assign preview button
,
0
255), f4 (
Assign AE-L/AF-L button
,
0
256), or f9 (
Assign MB-D15
4
button
,
0
259). Use
the button to which
AF-ON
is assigned.
Focus does not lock when shutter-release button is pressed halfway : Use
A
AE-L/AF-L button to lock focus
when AF-C is selected for autofocus mode or when photographing moving subjects in AF-A
mode.
Can not select focus point :
• Unlock focus selector lock ( 0 75).
• Auto-area AF or face-priority AF selected for AF-area mode: choose another mode.
• Camera is in playback mode (
0
185) or menus are in use (
0
217).
• Press shutter-release button halfway to turn monitor off or start standby timer (
0
38).
Can not select AF-area mode : Manual focus selected (
0
78, 159).
Only one shot taken each time shutter-release button is pressed in continuous release mode : Continuous
shooting is not available if built-in flash fires (
0
121).
Image size can not be changed :
Image quality
set to
NEF (RAW)
(
0
67).
Camera is slow to record photos : Turn long exposure noise reduction off (
0
228).
Noise (bright spots, randomly-spaced bright pixels, fog, or lines) appear in photos :
• Choose lower ISO sensitivity or use high ISO noise reduction (
0
79, 228).
• Shutter speed is slower than 1 s: use long exposure noise reduction (
0
228).
• Turn Active D-Lighting off to avoid heightening the effects of noise ( 0 113).
AF-assist illuminator does not light :
• AF-assist lamp does not light if AF-C is selected for autofocus mode ( 0 71) or if continuous-
servo autofocus is selected when the camera is in
AF-A
mode. Choose
AF-S
. If single-point or
dynamic-area AF is selected for AF-area mode, select center focus point (
0
73, 75).
• The camera is currently in live view or a movie is being recorded.
•
Off
selected for Custom Setting a7 (
Built-in AF-assist illuminator
) ( 0 233).
• Illuminator has turned off automatically. Illuminator may become hot with continued use;
wait for lamp to cool down.
Smudges appear in photographs
: Clean front and rear lens elements. If problem persists, perform
image sensor cleaning ( 0 313).
Sound is not recorded with movies
:
Microphone off
is selected for
Movie settings
>
Microphone
.
The brightness of the image in the monitor differs from the exposure of photographs taken in live view
:
• Center-weighted or spot metering is selected ( 0 83).
• The camera is in mode M .
• The subject is too bright or too dark.
• Active D-Lighting is in effect ( 0 113).
• The photograph is a long time-exposure ( 0 52).
• The flash is used ( 0 119).