HP LaserJet 4v/mv Service Manual - Page 79
Image Formation System
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Figure 5-5 5IMFBLK Image Formation System Laser printing requires the interaction of several different technologies (such as electronics, optics, and electrophotographics) to provide a printed page. Each process functions independently and must be coordinated with the other printer processes. Image formation consists of six processes: 1. Drum Cleaning 2. Drum Conditioning 3. Image Writing 4. Image Developing 5. Image Transferring 6. Image Fusing Toner Cartridge Drum Cleaning Print Delivery Drum Conditioning Image Fusing Image Writing Laser / Scanner Image Developing Image Formation Block Diagram Image Transferring Front Door Paper Delivery Functional 5 Overview Functional Overview 5-17
Image Formation System
Laser printing requires the interaction of several different technologies
(such as electronics, optics, and electrophotographics) to provide a printed
page.
Each process functions independently and must be coordinated with
the other printer processes.
Image formation consists of six processes:
1. Drum Cleaning
4. Image Developing
2. Drum Conditioning
5. Image Transferring
3. Image Writing
6. Image Fusing
Image Formation Block Diagram
Toner Cartridge
Laser / Scanner
Front Door
Paper
Delivery
Print
Delivery
Drum
Cleaning
Image
Fusing
Image
Transferring
Image
Developing
Image
Writing
Drum
Conditioning
5IMFBLK
Figure 5-5
5
Functional
Overview
Functional Overview 5-17