A Quick Guide to Automatic Exposure Modes on Your Nikon D3100
Part of the Nikon D3100 For Dummies Cheat Sheet
For people new to digital SLR cameras, the D3100 offers the following automatic settings that enable point-and-shoot photography. To access modes other than Auto and Auto Flash Off, set the Mode dial to Scene. The monitor then displays a list of the 19 available Scene modes; the ones listed here represent those you'll find handy on the most regular basis.