Nikon FG-20 - Exposure Indicators

Underexposure warning zone. If the needle stays in
the red zone at the bottom left of the viewfinder, this
means the scene is too dark to get correct exposure
with
the aperture you selected. To prevent under-
exposure, select a wider aperture or, if necessary,
attach
an electronic flash. As a last resort, change to
a faster film.
o lf the needle stays in the underexposure warning zone even
with
a bright scene at a setting other than M90 or B, this
indicates that the batteries are exhausted. At the M90 or B
setting, the needle stays
in this zone.
Overexposure warning zone. If the needle is in the
overexposure warning zone, this means the scene
is
to o bright to get correct exposure with the aperture
selected.
To prevent overexposure, stop the lens
down until the need
le dr ops down into shutter speed .
scale. If
all else fails, attach a neutral density (N D)
filter to the lens or change
to a slower speed film.
Manual mode Indication LED. This LED (r ed M)
lights up after the meter is turned to indicate when
the shutter speed/mode selector dial is set to a
manual setting.
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