The following alerts appear in the camera display:
Alert
Problem
Solution
H
Low battery.
Ready spare battery.
l ([--] is also displayed flashing in the control panel)
Lens is not correctly attached.
Ensure that the 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.
(Exposure indicators and shutter speed or aperture display flash)
Subject too bright; limits of camera exposure metering system exceeded.
Lower ISO sensitivity.
Shooting 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).
Photo may be underexposed. Check distance to subject and settings such as aperture, flash range, and ISO sensitivity.
Subjects appear dark and underexposed.
Use optional flash unit.
Full (flashes)
Memory insufficient to record further photos.
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.
The following error messages may appear in the camera display:
Shutter release disabled. Recharge battery.
Battery exhausted.
Replace with spare battery.
Charge battery.
This battery cannot be used. It does not communicate properly with this camera. To use the camera safely, choose a battery designated for use in this camera.
Battery info not available.
Battery cannot be used. Contact Nikon-authorized service representative.
Battery level is extremely low; charge battery.
Battery cannot supply data to camera.
Replace third-party batteries with genuine Nikon batteries.
No memory card.
Memory card not inserted or inserted incorrectly.
Check that card is inserted correctly.
Cannot access this memory card. Insert another card.
Error accessing memory card.
Check that camera supports memory card.
If error persists after card has been repeatedly ejected and reinserted, card may be damaged. Contact retailer or Nikon-authorized service representative.
Memory card is locked. Slide lock to "write" position.