Image-formation process The image formation system is the central hub of the product. It also forms the toner image on the media. Figure 1-14 Image-formation system The image-formation process contains eight steps divided among five functional blocks: ● Block 1: Latent image formation Step 1: Primary charging Step 2: Laser-beam exposure ● Block 2: Developing Step 3: Developing ● Block 3:
Transfer ENWW Image-formation system 21 Cartridge Laser/scanner unit Laser beam Photosensitive drum Fuser sleeve To developing cylinder To primary charging roller Transfer roller Pressure roller TB20 TB21 TB504 T503 TB502 Power supply unit High-voltage power supply circuit DC controller VIDEO signal Formatter DC controller Formatter