Service manual

Chapter 6
6-1
6.1 Construction
6.1.1 Specifications of Image Formation System
0010-4265
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
T-6-1
6.1.2 Major Components of Image Formation System
0010-4266
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
F-6-1
[1] Photosensitive drum
[2] Cleaner blade
[3] Primary charging roller
[4] Drum unit
[5] Blade
[6] Developing assembly
[7] Toner bottle
[8] Developing cylinder
[9] Transfer charging roller
[10] Static eliminator
6.2 Image Formation Process
6.2.1 Image Formation Process
0011-0620
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
The image formation system of this machine consist of a primary charging roller, a drum unit integrated with a drum cleaner, a toner bottle, a developing assembly,
a transfer charging roller, and so on.
Photosensitive drum
Drum type OPC drum
Drum diameter 3mm
Cleaning mechanism Cleaning blade
Processing speed 106.7mm/sec
Primary charging
Charging method Roller charging (AC + DC)
ng roller diameter 14mm
Transfer charging
Charging method Roller charging (DC)
Charging roller diameter 16mm
Developing assembly
Developing cylinder diameter 20mm
Developing method Dry, 1-component jumping (AC + DC)
Toner 1-component, negative toner
Remaining toner level detection Remaining toner level sensor (in developing assembly)
Others
Separation method Static Eliminator + Curvature separation
Waste toner Collected in the drum cartridge.
Paper transport
path
[1]
[10]
[9]
[8] [7]
[2]
[3]
[4]
[6]
[5]
Laser beam