Nikon D3100 User Manual

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This option determines how long the monitor remains on if no operations are
performed during menu display and playback (Playback/menus), while
photographs are displayed in the monitor after shooting (Image review), and during
live view (Live view), and how long the exposure meters, viewfinder, and information
display remain on when no operations are performed (Auto meter-off ).
Choose
shorter auto-off delays to reduce the drain on the battery.
Choose the length of the shutter release delay in self-timer
mode (0 54).
Auto off Timers
G button ➜ B setup menu
Option Description (all times are approximate)
C Short
D Normal
E Long
Auto-off timers are set to the following values:
Playback/menus Image review Live view Auto meter-off
Short 8s 4s 30s 4s
Normal 12 s 4 s 30 s 8 s
Long 20s 20s 3min. 1min.
F Custom
Make separate adjustments to the Playback/menus, Image review, Live view,
and Auto meter-off timers.
When settings are complete, highlight Done and
press J.
A Auto off Timers
The monitor and viewfinder will not turn off automatically when the camera is connected to
a computer or printer via USB.
Self-Timer Delay
G button ➜ B setup menu

Nikon D3100 Specifications

General

Megapixel	14.2 MP
Camera type	SLR Camera Body
Sensor type	CMOS
Image stabilizer	No
Image sensor size	- \
Maximum image resolution	4608 x 3072 pixels
Image sensor size (W x H)	23.1 x 15.4 mm
Still image resolution(s)	-
Digital zoom	- x
Focal length range	- mm
Interface	USB
Digital SLR	Yes
Power source type	Battery
Dimensions (WxDxH)	124 x 96 x 74.5 mm
Camera shutter speed	1/4000 - 30 s
Effective sensor resolution	14800000 pixels
Auto focusing (AF) modes	Single Auto Focus
ISO sensitivity	100, 200, 400, 800, 1600, 3200, Auto
Light exposure modes	aperture priority AE, auto, manual, shutter priority AE
Flash modes	Auto, Flash off, Red-eye reduction, Slow synchronization
Internal memory	- MB
Compatible memory cards	SD, SDHC, SDXC
Motion JPEG frame rate	30 fps
Maximum video resolution	1920 x 1080 pixels
Field of view	95 %
Display diagonal	3 \
Display resolution (numeric)	230000 pixels
Magnification	0.8 x
USB version	2.0
Scene modes	Children, Close-up (macro), Portrait
Photo effects	Black&White
White balance	Auto, Manual
Self-timer delay	10 s
Product color	Black
Fastest camera shutter speed	1/4000 s
Slowest camera shutter speed	30 s

Weight and Dimensions

Depth	96 mm
Width	124 mm
Height	74.5 mm
Weight	505 g