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User's guide for a Dulcitone keyboard. A user guide, also commonly known as a user manual, is intended to assist users in using a particular product, service or application. It is usually written by a technician, product developer, or a company's customer service staff. Most user guides contain both a written guide and associated images.
The Samsung Galaxy Beam i8530 (also known as the Galaxy Beam) is a projector-enabled smartphone produced by Samsung. Its main feature is a built-in DLP nHD projector at up to 50 inches (1,300 mm) in size at 15 lumens. In February 2012 the i8530 Galaxy Beam was presented at the Mobile World Congress in Barcelona. The last update was Android ...
A projector in a standard form factor: The PG-D2870 projector from Sharp, which uses Digital Light Processing technology An image from a video projector in a home cinema. A video projector is an image projector that receives a video signal and projects the corresponding image onto a projection screen using a lens system.
The projector uses a bright beam of light and a lens system to project the image to a much larger size. A front-projection television uses a projector that is separate from the screen and the projector is placed in front of the screen. The setup of a rear-projection television is in some ways similar to that of a traditional television.
A quick-start guide or quickstart guide (QSG), also known as a quick reference guide (QRG), is in essence a shortened version of a manual, meant to make a buyer familiar with their product as soon as possible. This implies the use of a concise step-based approach that allows the buyer to use a product without any delay, if necessary including ...
John Francis Rider (1900–1985) was an American radio engineer best known as publisher and author of over 125 books for radio and television servicing. He founded John F. Rider Publisher Inc. and was responsible for annual volumes of the Perpetual Troubleshooter's Manual from 1931 to 1954.