Image-Formation System; Outline; Image-Formation Process; Latent Image Formation Block - Canon mf6600 Series Service Manual

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Technical Overview > Image-formation System > Image-formation Process > Outline

Image-formation System

Outline

The Image-Formation System forms a toner image on print media.
The following are the main components of the Image-Formation system:
•
Cartridge
• Transfer Roller
Fixing Unit
•
Laser Scanner
•
The DC Controller controls the Laser Scanner and High-voltage power supply to form the
toner image on the photosensitive drum. The image is transferred to the print media and
fixed.
Diagram of the image formation system is shown below.
Fixing film
Fixing unit
Pressure roller
High-voltage power supply
2 Technical Overview > Image-formation System > Image-formation Process > Outline
Laser scanner
Laser beam
Cartridge
Photosensitive drum
Transfer roller
Engine controller
DC controller
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Image-formation Process

■
Outline
The Image-Formation process consists of the following seven steps divided among five
functional blocks:

Latent Image Formation Block

Step 1: Primary charging
Step 2: Laser-beam exposure

Developing Block

Step 3: Developing
Transfer Block
Step 4: Transfer
Step 5: Separation
Fixing Block
Step 6: Fixing
Drum Cleaning Block
Step 7: Drum cleaning
Media path
Latent image formation
Direction of
the drum rotation
Block
Step
1. Primary charging
Drum cleaning
7. Drum cleaning
Delivery 6. Fixing
Fixing
2. Laser-beam exposure
Developing
3. Developing
5. Separation 4.Transfer Pickup
Transfer
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