Nikon Autofocus Speedlight SB-20 User Manual

Ready-Light
Warning
Functions
To
prevent
errors, the
ready-light
inside the camera's
vieMinder blinks
in the cases
listed below.
When blink-
ing occurs,
check
the SB-20's
flash
mode selector
setting,
the
camera's shutter
speedlmode
selector
set-
ting
or
film
speed
setting
and
adjust as
necessary.
1) Wnen SB-20
is set
at
TTL with cameras
other
than
Nikon F-501/N2020,
F-301/N2000,
FA, FE2, or
FG.
Reset SB-20's
flash
mode selector
to
A
or
M.
2)
Wnen using
the FA,
FE2, or
FG to
perform
TTL
auto-
matic
flash
photography
with the camera's
shutter
speed
dial set
at
a
mechanical setting
(VZsO,
tr,lgO
or
B). Reset shutter
speed
dial
to another
shutter
speed
setting.
For
M250,
M90 or
B
setting,
reset
SB-20's
flash
mode selector
to
A
or
M. On
the
F-501/
N2020 and
F-301/N2000,
B
is not a
mechanical
shutter
speed
setting;
you
can use
any setting
on
the
F-501/N2Q20's
exposure
mode selector
dial
or
F-301/N2000's
shooting
mode selector
dial.
3)
Wnen
performing
programmed
TTL auto
or
TTL
auto
flash operation
with a camera
film speed sef
ting beyond
the usable
range.
Use
film
within the
appropriate
range for
TTL auto
flash
photography
(tso
es
ro 400 with
the
FA, FE2 0r
FG;
ISO 25 to
1000
with the
F-501/N2020
or
F-301/N2000).
With
the
FA,
ready-lights also
blink
when the
film speed
setting
on
the camera
is near ISO
12.
4)
Wnen shutter speed
set
on the
FE
or
FM2
is faster
than the
flash sync
speed.
Set the
shutter speed
to
the
flash sync speed
or slower
one.
With the SB-20
in TTL or
A mode,
if both
viewfinder
ready-light
and SB-20
ready'light
blink after
taking
pic-
tures
(to
warn that
lighting
might
have been
insufficient
for
correct
exposure),
confirm subject
is within the
flash
shooting
distance
range and,
if necessary,
use a
wider aperture
or move
closer to
the subject.
With
weak batteries,
ready-lights
blink
to
indicate
insuf-
ficient
flash
power,
even
if the subject
is within
the
shooting
distance
range;
replace batteries
with a
fresh
set.
35

Nikon Autofocus Speedlight SB-20 Specifications

General

Brand	Nikon
Model	Autofocus Speedlight SB-20
Category	Camera Flash
Language	English