This manual covers the Canon iR4570/3570/2870/2270 series of laser copiers. These devices are engineered for reliable performance and efficient document reproduction, featuring advanced laser imaging systems and high-resolution printing up to 1200 x 1200 dpi. With copy speeds ranging from 22 to 45 pages per minute depending on the model, and substantial paper handling capabilities, these machines are designed to meet the demands of busy office environments. Their robust construction and sophisticated electrophotographic print technology ensure consistent quality for all your copying needs.

The purpose of this Factory Service & Repair Manual is to provide comprehensive guidance for the maintenance and repair of your Canon copier. It includes detailed troubleshooting procedures, exploded parts diagrams, parts lists, and step-by-step instructions for disassembly and reassembly. Essential maintenance procedures, including information on consumables like toner and drum units, as well as recommended cleaning and lubrication intervals, are thoroughly explained. This manual serves as an indispensable resource for owners, technicians, and mechanics to ensure the longevity and optimal performance of the iR4570/3570/2870/2270 series.