Alerts

This section lists the alerts (icons) that appear in the camera display.

Alert		Problem/solution
H		Low battery. Ready a spare battery.
l		Lens is not correctly attached. Ensure that lens is correctly attached. Ensure that retractable lenses are extended. This indicator is also displayed when a non-CPU lens is attached via a mount adapter, but in this case no action need be taken.
Bulb (flashes)		“Bulb” selected in mode S. Change shutter speed. Select mode M.
Time (flashes)		“Time” selected in mode S. Change shutter speed. Select mode M.
Busy (flashes)		Processing in progress. Wait until processing is complete.
(Exposure indicator and shutter speed or aperture display flash)		Subject too bright; limits of camera exposure metering system exceeded. Lower ISO sensitivity. Mode P: Use third-party ND (neutral density) filter (filter can also be used if alert is still displayed after following settings are adjusted in mode S or A). Mode S: Choose faster shutter speed. Mode A: Choose smaller aperture (higher f‑number).
		Subject too dark; limits of camera exposure metering system exceeded. Increase ISO sensitivity. Mode P: Use optional flash unit (flash can also be used if alert is still displayed after following settings are adjusted in mode S or A). Mode S: Choose slower shutter speed. Mode A: Choose wider aperture (lower f‑number).
c (flashes)		Flash has fired at full power. Photo may be underexposed. Check distance to subject and settings such as aperture, flash range, and ISO sensitivity.
Full (flashes)		Memory insufficient to record further photos. Delete pictures from memory card until there is room for additional pictures to be recorded. Copy pictures you wish to keep to computer or other device before proceeding. Insert new memory card.
Full (flashes)		Camera has run out of file numbers. Delete pictures from memory card until there is room for additional pictures to be recorded. Copy pictures you wish to keep to computer or other device before proceeding. Insert new memory card.
Err (flashes)		Camera malfunction. Press shutter-release button again. If error persists or appears frequently, consult Nikon-authorized service representative.
Card (flashes)		The memory card is write-protected (“locked”). Slide the lock switch to the “write” position (0The Write Protect Switch).