Nikon D300 User Manual page 409

Problem Solution
Page
Flash in use. Flash sync speed can
be selected using Custom Setting
Full range of shutter
e1 ([Flash sync speed]); when using
optional SB-800, SB-600, or SB-R200
288
speeds not available.
Speedlight, choose [1/320 s (Auto
FP)] or [1/250 s (Auto FP)] for full
range of shutter speeds.
.......w_...
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Focus does not lock when
Camera is in focus mode (: use AE-U
shutter-release button is
69
AF-L button to lock focus.
pressed halfway.
Image size can not be
[Image quality] set to [NEF (RAW)]. 56
changed.
• Unlock focus selector lock.
66
• Auto-area AF selected for focus
64
mode: choose another mode.
Can not select focus point
• The camera is in playback mode.
205
• The camera is in menu operation.
245
• Press shutter-release button
46
halfway to turn monitor off or
activate exposure meters.
Camera is slow to record Turn long exposure noise reduction
262
photos. off.
• Sound of mirror clicking down
85
when shutter-release button was
pressed halfway in hand-held
mode was mistaken for sound of
Photos not recorded in
shutter.
live view mode.
• Unless [Release] is chosen for 85,268
Custom Setting a2 ([AF-S priority
selection]), shutter release is
disabled if camera is unable to
focus when focus mode S is
selected in hand-held mode.
383