Nikon D300S User Manual page 405

Indicator
Control View-
panel finder
No lens attached, or
non-CPU lens attached
without specifying
F
maximum aperture.
Aperture shown in
stops from maximum
aperture.
D
Camera unable to focus
—
(blinks)
using autofocus.
Subject too bright;
q
photo will be
overexposed.
Problem
Aperture value will be
displayed if maximum
aperture is specified.
Focus manually.
• Use a lower ISO
• In exposure mode:
Solution
sensitivity
e Use optional ND
filter
f Increase shutter
speed
g Choose a smaller
aperture (larger
f-number)
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