Camera Error Messages And Displays - Nikon D40 Owner's Manual

Camera Error Messages and Displays

This section lists common warning indicators and error messages that appear in the view-
finder and monitor.
Message
Lock lens aperture ring at
minimum aperture (largest f/-
number).
Lens not attached.
Attach a lens.
Initialization error. Turn
camera off and then on again. (blinks)
This battery cannot be used.
Choose battery designated
for use in this camera.
Battery level is low. Complete
operation and turn camera
off immediately.
Shutter release disabled.
Recharge battery.
Clock not set.
NO MEMORY CARD.
Memory card is locked.
Slide lock to "write" position.
This card can not be used.
This card is not formatted.
Format the card.
Card is full.
Subject is too bright.
Subject is too dark.
Viewfinder
Lock ring at minimum aperture (largest f/-number).
(blinks)
/
• No lens attached: attach lens.
(blinks)
• Attached lens is not CPU lens: select mode M.
/
(blinks)
Turn camera off, remove and reinsert battery, and
then turn camera on again.
Insert EN-EL9 battery.
(blinks)
End cleaning or inspection of low-pass filter and
(blinks) turn camera off immediately.
Turn camera off and recharge battery or replace
(blinks) with fully-charged spare battery.
Set camera clock.
(blinks)
Insert memory card.
Slide card write-protect switch to "write" position.
(blinks)
• Use Nikon-approved card.
• Card may be damaged. Contact retailer or Nikon-
authorized service representative.
(blinks)
• Delete unwanted files or insert new memory card.
Format memory card.
(blinks)
• Reduce image quality or size.
• Delete photographs.
(blinks)
• Insert new memory card.
• Choose lower ISO sensitivity.
• Increase shutter speed.
• Choose smaller aperture (larger f/-number).
• Use optional Neutral Density (ND) filter.
• Choose higher ISO sensitivity.
• Decrease shutter speed.
• Choose larger aperture (smaller f/-number).
Solution
Technical Notes/Troubleshooting 111
8, 39
8
39,
43, 45
—
7, 9–
10
105
9–10,
15
11
12–13
13
102
x
12–13,
20, 65
13, 81
29–30
20, 65
12
37
39–44
39–44
102
37
39–44
39–44