Nikon D3100 PDF User Manual (Owner's Manual, User Guide) offers information and instructions how to operate the D3100, include Quick Start Guide, Basic Operations, Advanced Guide, Menu Functions, Custom Settings, Troubleshooting & Specifications of D3100. Nikon's D5100, D3100 and D7000 all come with their own video time limits that keep them well below the 30 minute mark necessary to keep from being use the Hackers’ Firmware Patching Tool Here is how the Nikon D3100 performs at high ISO levels between ISO 1600 and 6400: ISO 1600 adds a bit more grain when compared to ISO 800, but there is still plenty of detail to work with. I would not hesitate to use ISO 1600 on the D3100 and would probably use noise reduction software if I needed to get rid of the noise. A very good entry-level dSLR, the Nikon D3100 delivers excellent photo quality in a body that's streamlined for experienced photographers, but relatively unintimidating for the less advanced. Its Nikon's new entry-level DSLR features a 14.2-megapixel sensor and 1080p video recording. The D3100 steps into the entry level position in Nikon's line-up featuring a new sensor with higher resolution than its predecessor's and an expanded sensitivity range. It also adds Live View shooting plus Full HD video recording. Autofocusing is supported in Movie mode and the Guide mode settings from the The Nikon D3100 ships in kit form with the same AF-S DX NIKKOR 18-55mm f/3.5-5.6G VR lens that's included in D3000 and D5000 kits. To better compete with models from brands such as Olympus, Pentax Mode M (Manual) In manual exposure mode, you control both shutter speed and aperture. To take photographs in manual exposure mode: Rotate the mode dial to M. Mode dial Choose aperture and shutter speed. Checking the exposure indicator (see below), adjust shutter speed and aperture. A simple how to guide for you to understand the key settings on a Nikon D3100 and the basic features available for you to control and navigate through. A han The Nikon D3100’s Sports mode. Sports mode activates a number of settings that can help you photograph a moving object, whether it’s an athlete, a race car, or a romping dog. To catch a moving subject without blur, you need a fast shutter speed. So in Sports mode, the camera automatically chooses that fast shutter speed for you. The camera will set a relatively small aperture—about f/5.6 for enough depth-of-field to create a striking close-up photograph. Lens choice is vital to the capturing a sharp, frame-filling close-up. If you're using a NIKKOR zoom with close-up capability, zoom out to the telephoto end of the focal length range and compose your image. eQcRQ0t.