Canon Color imageRUNNER LBP5280, Service Manual, Page: 26 / 284

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Technical Reference > Image Formation System > Construction > Fixing block
Technical Reference > Image Formation System > Construction > Fixing block
ITB
Photosensitive
Drum
DC bias
Primary Transfer Pad
Step 5: Secondary transfer
The toner image on the ITB is transferred to the print media. The DC positive bias is applied
to the secondary transfer roller. As the media passes between the secondary transfer roller
and the ITB, the toner image is transferred to the media.
ITB
Media
ITB Drive Roller
Secondary
Transfer External Roller
Static Charge Eliminator
DC bias
F-2-8
F-2-9
Step 6: Separation
The elasticity of the print media and the curvature of the ITB drive roller cause the media to
separate from the ITB.
ITB
Media
ITB Drive Roller
Secondary
Transfer External Roller
■
Fixing block
The toner image is fixed onto the print media.
Step 7: Fixing
The printer uses an on-demand fixing method to fix the toner image onto the media. The
toner image is permanently affixed to the print media by the heat and pressure.
Media
Toner
Fixing Film
Fixing Heater
Pressure Roller
F-2-10
F-2-11