What are the parts of a laser printer? The main laser printer parts are located within the toner cartridge. There is an assembly of many components within the cartridge, and inside a series of chemical, electrical, and
mechanical processes takes place. Parts include a primary charge roller or corona wire, photoconductor drum, laser, toner, fuser assembly with rollers, and discharge lamp. It is an electro photographic process which transfers digital information from a computer to images on paper in the laser printing process.
