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DRUM RELATED SECTION
11
11 - 1
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11. DRUM RELATED SECTION
11.1 Conguration
This chapter explains about the area around the drum, drum itself, image processing, their parts
and control circuits.
This area mainly consists of the following components:
• Cleaner unit Drum
Main charger
Cleaner Cleaning blade
Toner recovery blade
Toner recovery auger
Toner bag full detection sensor -1
• Toner bag detection sensor -2
• Transfer / Separation charger Transfer guide
Transfer charger
Separation charger
• Sub-separation fan / Exhaust fan
• Discharge LED
• Toner bag
• Developer unit cooling fan-1 / Developer unit cooling fan-2 / Middle fan
• Drum thermistor (in developer unit)
• High-voltage transformer
• Temperature/humidity sensor
Fig. 11-101
Discharge LED
Middle cooling fan
Toner recovery auger
Drum
Cleaning blade
Sub-separation fan
Exhaust fan
Separation
charger
Toner recovery blade
Transfer
charger
Transfer guide
Main charger
Drum thermistor
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