parts of photocopier
A photocopier consists of several crucial parts working in harmony to create accurate reproductions of documents. The primary components include the scanning system, comprising a bright light source and mirrors that capture the original document's image. The photoreceptor drum, coated with a photosensitive material, is a central element that receives the image and transfers it to paper. The charging corona wire applies an electrostatic charge to the drum, while the toner cartridge contains fine powder that adheres to the charged areas. The fuser unit, consisting of heated rollers, melts the toner permanently onto the paper. The paper feed system, including various rollers and guides, ensures smooth paper movement through the machine. The control panel serves as the user interface, allowing operation adjustments and monitoring. The cleaning system removes residual toner and maintains print quality. These components are supported by an internal processing unit that coordinates their functions and manages digital image processing. Modern photocopiers also include additional features like automatic document feeders, sorting mechanisms, and network connectivity modules that enhance functionality and user convenience.