Nikon D3000 User Manual (en)

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n
This card is not formatted. 
Format card?
T
(blinks)
Format card or turn camera off and insert new memory 
card.
Card is full
j
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• Reduce quality or size.
• Delete photographs.
• Insert new memory card.
● 
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Camera can not focus using autofocus. Change 
composition or focus manually.
Subject is too bright.
q
• Use a lower ISO sensitivity
• Use commercial ND filter
• In mode:
Increase shutter speed
Choose a smaller aperture (larger f-number)
Subject is too dark.
r
• Use a higher ISO sensitivity
• Use flash
• In mode:
Lower shutter speed
Choose a larger aperture (smaller f-number)
No Bulb in S mode.
A
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Change shutter speed or select manual exposure mode.
&
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N
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Flash has fired at full power. Check photo in monitor; if 
underexposed, adjust settings and try again.
Flash is in TTL mode. Choose 
another setting or use a CPU 
lens.
Change flash mode setting on optional flash unit or use 
CPU lens.
N/s
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• Use the flash.
• Change distance to subject, aperture, flash range, or 
ISO sensitivity.
• Optional SB-400 flash unit attached: flash is in bounce 
position or focus distance is very short. Continue 
shooting; if necessary, increase focus distance to 
prevent shadows from appearing in photograph.
Flash error
Error occurred updating firmware for optional flash unit. 
Contact Nikon-authorized service representative.
Error. Press shutter release 
button again.
O
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Release shutter. If error persists or appears frequently, 
consult Nikon-authorized service representative.
Start-up error. Contact a 
Nikon-authorized service 
representative.
Consult Nikon-authorized service representative.
Autoexposure error. Contact 
a Nikon-authorized service 
representative.
Indicator
Solution
Monitor
Viewfinder