Nikon CoolPix 3100 User Manual page 98

Troubleshooting
Problem
No picture is taken
when shutter-release
button is pressed
Pictures are too dark
(underexposed)
Pictures are too
bright (overexposed)
Pictures are out of
focus
Pictures are blurred
Randomly-spaced
bright pixels
("noise") appear in
image
Colors are unnatural • White balance does not match light source.
88
• Camera is in playback mode.
• Batteries are exhausted.
• Red ( ) lamp fl ickers: fl ash is charging.
• Green (AF) lamp fl ickers: camera unable to focus.
• Message "CARD IS NOT FORMATTED" appears in
monitor: memory card is not formatted for use in your
camera.
• Message "NO CARD PRESENT" appears in monitor:
no memory card in camera.
• Message "OUT OF MEMORY" appears in monitor: in-
suffi cient memory to record picture at current Image
quality/size setting.
• Flash is off.
• Flash window is blocked.
• Subject is outside range of fl ash.
• Exposure compensation is too low.
• Exposure compensation is too high.
• Subject was not in focus area when shutter-release
button was pressed halfway.
• Green (AF) lamp fl ickers: camera unable to focus.
• Camera shook during shot. Blurring caused by cam-
era shake can be reduced by:
Using the fl ash
◆
Using the Best Shot Selector (BSS)
◆
Using the self-timer with a tripod
◆
• Shutter speed too slow. Noise can be reduced by:
Using the fl ash
◆
Selecting ( night portrait assist) mode, or selecting
◆
(scene) mode and choosing
or Night landscape
Possible cause
22
12
20
20
10–11,
67
10–11
58
24
18
25
62
62
20
20
24
65
26
24
33, 35,
Dusk/Dawn 36
60