Nikon D4S User Manual
Page 462
440
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Camera is slow to respond to shutter-release button
: Select Off for Custom Setting
d4 (Exposure delay mode;
Only one shot taken each time shutter-release button is pressed in continuous release
mode
: Turn HDR off (
Photos are out of focus
:
• Rotate focus-mode selector to AF (
0 97).
• Camera unable to focus using autofocus: use manual focus or focus lock
(
Full range of shutter speeds not available
: Flash in use. Flash sync speed can be
selected using Custom Setting e1 (Flash sync speed); when using
compatible flash units, choose 1/250 s (Auto FP) for full range of shutter
speeds (
Focus does not lock when shutter-release button is pressed halfway
: Camera is in
focus mode AF-C: use the center of the sub-selector to lock focus (
Can not select focus point
:
• Unlock focus selector lock (
• Auto-area or face-priority AF selected for AF-area mode; choose another
mode (
• Camera is in playback mode (
• Menus are in use (
• Press shutter-release button halfway to start standby timer (
0 44).
Can not select AF mode
:
• Rotate focus-mode selector to AF (
• Select No restrictions for Custom Setting a12 (Autofocus mode
restrictions,
Can not select AF-area mode
: Rotate focus-mode selector to AF (
Image size can not be changed
: Image quality set to NEF (RAW) (
Choose image size using NEF (RAW) recording > Image size option in
shooting menu.
Camera is slow to record photos
: Turn long exposure noise reduction off
(
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 (