Nikon N90 AF Instruction Manual page 119

High-performance camera
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In Auto Multi-Program mode
If H : appears,
background may be overexposed.
To
give
the background a correct exposure,
reset
to an exposure
mode that lets you choose a
faster
shutter speed and/or a
smaller aperture.
If shutter speed indicator shows
6D,
backgound
may
underexposed.To extend
the
automatically controlled shutter
speed
range,
set the camera to
the Slow Sync mode
(p.121),
or switch to another exposure
mode that
lets you
choose a slower shutter speed and/or a wider aperture.
In
the
Slow Sync or
Rear-Curtain
Sync
mode,
l
o
may
appear in the
LCD readout
to
signal
that the
background
may come out
underexposed.
In Shutter-Priority Auto exposure mode
If H I appears,
background
may
be
overexposed.
To
give
the
background a correct exposure, set a
higher
shutter
speed
.
If
H :
remains
with a shutter speed of
1/250
sec.,
background
will
be overexposed without automatic fiash
output level compensation.
If electronic analog dispaly indicages "- (minus)"
value,
background may be underexposed.
To
give
the
background
a correct exposure, set a slower shutter speed.
If
electronic
analog display
remains
with a shutter speed of 30 sec.
,
the
background will be underexposed
unless fiash
output
level is
compensated.
In Aperture-Priority Auto exposure mode
If H :
appears,
background may be overexposed
.
To
give
the background
a correct exposure, set a smaller
aperture.
If
H :
remains with
the
lens set to minimum
aperture,
background
will be overexposed
unless
flash output level
is
compensated
.
If electronic analog dispaly indicates
"-
(minus)"
value,
background
may be underexposed.
To
give the background
a correct
exposure,
set a wider aperture or set Slow Sync to
extend the automatically controlled shutter speed range.
If
the electronic analog display remains with the
lens
set to
maximum aperture,
the
background will come out
underexposed unless flash output
level
is compensated
.
In
the Slow Sync or
Rear-Curtain
Sync
mode,
l
0
may
appear
in the
LCD readout
to
signal
that
the background
may come out
underexposed.
In Manual exposure mode
If electronic analog display indicates
"+
(plus)
"
or
"-
(minus)
"
values,
backgound may be
over-
or
underexposued. To
give the backgound a correct
exposure,
adjust shutter speed/aperture.
If
electronic analog display
indicating "-" value
remains with
the lens set to maiximum
aperture,
the background will be
underexposed
unless flash
output level
is
compensated.
119

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