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Warning Displays

Warning messages displayed in the control panel and viewfinder

Control panel Viewfinder Explanation Remedy
(blinks) (blinks)
Lens aperture ring is not locked at
minimum aperture.
Lock ring at minimum aperture (largest f/-number).
Low battery. Ready fully-charged spare battery.
(blinks) (blinks)
Battery exhausted.
Battery information not available.
Exchange with fully-charged spare battery.
Battery cannot be used in camera.
No lens attached, or non-CPU lens
attached without specifying maximum
aperture. Aperture shown in stops
from maximum aperture.
Aperture value will be displayed if maximum aperture
is specified.
l
(blinks)
Camera unable to focus using
autofocus.
Focus manually.
Subject too bright; photo will be
overexposed.
Choose lower sensitivity.
Use optional neutral density (ND) filter.
In exposure mode:
Increase shutter speed
Choose smaller aperture (larger f/-number)
Subject too dark; photo will be
underexposed.
Choose a higher sensitivity (ISO equivalency)
Use optional Speedlight.
In exposure mode:
Lower shutter speed
Choose a larger aperture (smaller f/-number)
(blinks) (blinks)
selected in mode and mode
dial rotated to S.
Change shutter speed or select mode .
(blinks)
d
(blinks)
Nikon Speedlight that does not
support i-TTL flash control attached
and set to TTL.
Change flash mode setting on optional Speedlight.