V1.02
Thom Hogan’s Complete Guide to the Nikon D300
Page 577
Preview
The
Fn
button acts as a DOF Preview
button
FV lock
The flash is preflashed once and the
value for flash locked when the
Fn
button is pressed; a second press
cancels
FV lock
[default]
AE/AF lock
Holding
the
Fn
button locks both
exposure and focus
AE lock only
Holding
the
Fn
button locks exposure
AE lock (Reset)
Pressing
the
Fn
button locks
exposure, but releases the lock if you
press the button again, the meter
times out, or you press the shutter
release
AE lock (Hold)
Pressing the
Fn
button locks exposure
until the meter times out or you press
the button a second time
AF lock only
Holding
the
Fn
button locks focus
Flash off
Flash is disabled while the button is
held
Bracketing burst
If held at start of a bracketing
sequence, all shots in the sequence
are taken immediately (with one
shutter release press); in continuous
release shooting method, multiple
sequences of a bracketing set will be