Nikon D3100 User Manual page 67

Indicator
Monitor
This card is not formatted.
Format the card.
Card is full
Subject is too bright.
Subject is too dark.
.Viewfinder
(For)
(blinks)
F
u
UO/!1l
(blinks)
•
(blinks)
H:
.
-
L L'
Solution
Format card or turn camera off and insert new memory
card.
• Reduce quality or size.
• Delete photographs.
• Insert new memory card.
Camera can not focus using autofocus. Change
composition or focus manually.
• Use a lower ISO sensitivity.
• Use commercial ND filter.
• In mode:
SIncrease shutter speed
AChoose a smaller aperture (larger f-number)
• Use a higher ISO sensitivity.
• Use flash.
• In mode:
SLower shutter speed
AChoose a larger aperture (smaller f-number)
Flash has fired at full power. Check photo in monitor; if
underexposed, adjust settings and try again.
No Bulb in Smode.
Flash is in TTL mode. Choose
another setting or use aCPU
lens.
bu tb
Change shutter speed or select manual exposure mode.
(blinks)
~
(blinks) Change flash mode setting on optional flash unit or use
CPU lens.
Flash error
~/!1l
(blinks)
!1l
(blinks)
• Use the flash.
• Change distance to subject, aperture, flash range, or
ISO sensitivity.
• Lens focal length is less than 18 mm: use a longer focal
length.
• Optional 5B-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.
.
-
.... -_....
~.-
-
-
Error occurred updating firmware for optional flash unit.
Contact Nikon-authorized service representative.
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