121
S
A
Turning Auto ISO Sensitivity Control On or Off
You can turn auto ISO sensitivity control on or
off by pressing the
S
button and rotating the
sub-command dial. The rear control panel
displays an
Z
icon when auto ISO
sensitivity control is on and
Y
when it is off.
A
Auto ISO Sensitivity Control
Noise (randomly-spaced bright pixels, fog, or lines) is more likely at
higher sensitivities. Use the
High ISO NR
option in the shooting menu
to reduce noise (see page 302). When a flash is used, the value selected
for
Minimum shutter speed
is ignored in favor of the option selected
for Custom Setting e1 (
Flash sync speed
,
0
323). Note that ISO
sensitivity may be raised automatically when auto ISO sensitivity
control is used in combination with slow sync flash modes (available
with optional flash units;
0
192), possibly preventing the camera from
selecting slow shutter speeds.
Summary of Contents for D4
Page 1: ...DIGITAL CAMERA En User s Manual ...
Page 26: ...xxiv ...
Page 44: ...18 X ...
Page 74: ...48 s ...
Page 122: ...96 d ...
Page 136: ...110 N ...
Page 148: ...122 S ...
Page 198: ...172 r ...
Page 288: ...262 e ...
Page 481: ...455 n X XQD card 33 95 442 XQD card slot 95 a ...
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